sql_yacc.yy 145 KB
Newer Older
1
/* Copyright (C) 2000-2003 MySQL AB
2

unknown's avatar
unknown committed
3 4 5 6
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
7

unknown's avatar
unknown committed
8 9 10 11
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
12

unknown's avatar
unknown committed
13 14 15 16
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

unknown's avatar
unknown committed
17
/* sql_yacc.yy */
unknown's avatar
unknown committed
18 19

%{
20 21 22
/* thd is passed as an arg to yyparse(), and subsequently to yylex().
** The type will be void*, so it must be  cast to (THD*) when used.
** Use the YYTHD macro for this.
23 24
*/
#define YYPARSE_PARAM yythd
25
#define YYLEX_PARAM yythd
26 27
#define YYTHD ((THD *)yythd)

unknown's avatar
unknown committed
28 29 30
#define MYSQL_YACC
#define YYINITDEPTH 100
#define YYMAXDEPTH 3200				/* Because of 64K stack */
31
#define Lex (YYTHD->lex)
32
#define Select Lex->current_select
unknown's avatar
unknown committed
33
#include "mysql_priv.h"
unknown's avatar
unknown committed
34
#include "slave.h"
unknown's avatar
unknown committed
35 36
#include "sql_acl.h"
#include "lex_symbol.h"
37
#include "item_create.h"
unknown's avatar
unknown committed
38
#include <myisam.h>
39
#include <myisammrg.h>
40

41
int yylex(void *yylval, void *yythd);
unknown's avatar
unknown committed
42

unknown's avatar
unknown committed
43
#define yyoverflow(A,B,C,D,E,F) if (my_yyoverflow((B),(D),(int*) (F))) { yyerror((char*) (A)); return 2; }
unknown's avatar
unknown committed
44

unknown's avatar
unknown committed
45 46 47 48 49
#define WARN_DEPRECATED(A,B) \
  push_warning_printf(((THD *)yythd), MYSQL_ERROR::WARN_LEVEL_WARN, \
		      ER_WARN_DEPRECATED_SYNTAX, \
		      ER(ER_WARN_DEPRECATED_SYNTAX), (A), (B)); 

50
inline Item *or_or_concat(THD *thd, Item* A, Item* B)
unknown's avatar
unknown committed
51
{
52
  return (thd->variables.sql_mode & MODE_PIPES_AS_CONCAT ?
unknown's avatar
unknown committed
53 54 55 56 57 58 59
          (Item*) new Item_func_concat(A,B) : (Item*) new Item_cond_or(A,B));
}

%}
%union {
  int  num;
  ulong ulong_num;
unknown's avatar
unknown committed
60
  ulonglong ulonglong_number;
unknown's avatar
unknown committed
61 62 63 64 65 66
  LEX_STRING lex_str;
  LEX_STRING *lex_str_ptr;
  LEX_SYMBOL symbol;
  Table_ident *table;
  char *simple_string;
  Item *item;
67
  Item_num *item_num;
unknown's avatar
unknown committed
68 69
  List<Item> *item_list;
  List<String> *string_list;
unknown's avatar
unknown committed
70 71 72 73 74
  String *string;
  key_part_spec *key_part;
  TABLE_LIST *table_list;
  udf_func *udf;
  LEX_USER *lex_user;
unknown's avatar
unknown committed
75
  struct sys_var_with_base variable;
unknown's avatar
unknown committed
76
  Key::Keytype key_type;
unknown's avatar
unknown committed
77
  enum ha_key_alg key_alg;
unknown's avatar
unknown committed
78 79
  enum db_type db_type;
  enum row_type row_type;
unknown's avatar
unknown committed
80
  enum ha_rkey_function ha_rkey_mode;
unknown's avatar
unknown committed
81
  enum enum_tx_isolation tx_isolation;
82
  enum Cast_target cast_type;
unknown's avatar
unknown committed
83
  enum Item_udftype udf_type;
84
  CHARSET_INFO *charset;
unknown's avatar
unknown committed
85
  thr_lock_type lock_type;
unknown's avatar
unknown committed
86
  interval_type interval;
87
  timestamp_type date_time_type;
unknown's avatar
unknown committed
88
  st_select_lex *select_lex;
unknown's avatar
unknown committed
89
  chooser_compare_func_creator boolfunc2creator;
unknown's avatar
unknown committed
90 91 92 93 94 95 96 97 98 99
}

%{
bool my_yyoverflow(short **a, YYSTYPE **b,int *yystacksize);
%}

%pure_parser					/* We have threads */

%token	END_OF_INPUT

100 101 102 103 104 105
%token CLOSE_SYM
%token HANDLER_SYM
%token LAST_SYM
%token NEXT_SYM
%token PREV_SYM

106
%token	DIV_SYM
unknown's avatar
unknown committed
107 108
%token	EQ
%token	EQUAL_SYM
unknown's avatar
unknown committed
109
%token	SOUNDS_SYM
unknown's avatar
unknown committed
110 111 112 113 114 115
%token	GE
%token	GT_SYM
%token	LE
%token	LT
%token	NE
%token	IS
116
%token	MOD_SYM
unknown's avatar
unknown committed
117 118 119 120
%token	SHIFT_LEFT
%token	SHIFT_RIGHT
%token  SET_VAR

unknown's avatar
unknown committed
121
%token	ABORT_SYM
unknown's avatar
unknown committed
122 123
%token	ADD
%token	AFTER_SYM
unknown's avatar
unknown committed
124 125
%token	ALTER
%token	ANALYZE_SYM
unknown's avatar
unknown committed
126
%token	ANY_SYM
unknown's avatar
unknown committed
127 128 129
%token	AVG_SYM
%token	BEGIN_SYM
%token	BINLOG_SYM
unknown's avatar
unknown committed
130
%token	CHANGE
unknown's avatar
unknown committed
131 132 133 134
%token	CLIENT_SYM
%token	COMMENT_SYM
%token	COMMIT_SYM
%token	COUNT_SYM
unknown's avatar
unknown committed
135 136
%token	CREATE
%token	CROSS
137
%token  CUBE_SYM
unknown's avatar
unknown committed
138
%token	DELETE_SYM
139
%token	DUAL_SYM
unknown's avatar
unknown committed
140
%token	DO_SYM
unknown's avatar
unknown committed
141
%token	DROP
unknown's avatar
unknown committed
142 143
%token	EVENTS_SYM
%token	EXECUTE_SYM
144
%token	EXPANSION_SYM
unknown's avatar
unknown committed
145
%token	FLUSH_SYM
146
%token  HELP_SYM
unknown's avatar
unknown committed
147
%token	INSERT
unknown's avatar
unknown committed
148
%token	RELAY_THREAD
unknown's avatar
unknown committed
149 150
%token	KILL_SYM
%token	LOAD
unknown's avatar
unknown committed
151
%token	LOCKS_SYM
unknown's avatar
unknown committed
152 153 154 155
%token	LOCK_SYM
%token	MASTER_SYM
%token	MAX_SYM
%token	MIN_SYM
156
%token	NONE_SYM
unknown's avatar
unknown committed
157 158 159 160 161 162
%token	OPTIMIZE
%token	PURGE
%token	REPAIR
%token	REPLICATION
%token	RESET_SYM
%token	ROLLBACK_SYM
163
%token  ROLLUP_SYM
164
%token	SAVEPOINT_SYM
unknown's avatar
unknown committed
165 166 167 168 169 170
%token	SELECT_SYM
%token	SHOW
%token	SLAVE
%token	SQL_THREAD
%token	START_SYM
%token	STD_SYM
unknown's avatar
unknown committed
171
%token  VARIANCE_SYM
unknown's avatar
unknown committed
172 173
%token	STOP_SYM
%token	SUM_SYM
unknown's avatar
unknown committed
174
%token	ADDDATE_SYM
unknown's avatar
unknown committed
175 176
%token	SUPER_SYM
%token	TRUNCATE_SYM
unknown's avatar
unknown committed
177
%token	UNLOCK_SYM
178
%token	UNTIL_SYM
unknown's avatar
unknown committed
179
%token	UPDATE_SYM
unknown's avatar
unknown committed
180 181 182 183

%token	ACTION
%token	AGGREGATE_SYM
%token	ALL
unknown's avatar
unknown committed
184
%token	AND_SYM
unknown's avatar
unknown committed
185 186
%token	AS
%token	ASC
187
%token	AUTO_INC
unknown's avatar
unknown committed
188
%token	AVG_ROW_LENGTH
unknown's avatar
unknown committed
189
%token	BACKUP_SYM
unknown's avatar
unknown committed
190 191 192 193
%token	BERKELEY_DB_SYM
%token	BINARY
%token	BIT_SYM
%token	BOOL_SYM
unknown's avatar
unknown committed
194
%token	BOOLEAN_SYM
unknown's avatar
unknown committed
195
%token	BOTH
unknown's avatar
unknown committed
196
%token	BTREE_SYM
unknown's avatar
unknown committed
197
%token	BY
198
%token	BYTE_SYM
unknown's avatar
unknown committed
199
%token	CACHE_SYM
unknown's avatar
unknown committed
200
%token	CASCADE
unknown's avatar
unknown committed
201
%token	CAST_SYM
202
%token	CHARSET
unknown's avatar
unknown committed
203 204
%token	CHECKSUM_SYM
%token	CHECK_SYM
unknown's avatar
unknown committed
205
%token	COMMITTED_SYM
unknown's avatar
unknown committed
206
%token	COLLATE_SYM
unknown's avatar
unknown committed
207
%token	COLLATION_SYM
unknown's avatar
unknown committed
208 209
%token	COLUMNS
%token	COLUMN_SYM
unknown's avatar
unknown committed
210
%token	CONCURRENT
unknown's avatar
unknown committed
211
%token	CONSTRAINT
unknown's avatar
unknown committed
212
%token	CONVERT_SYM
213
%token  CURRENT_USER
unknown's avatar
unknown committed
214 215 216 217 218 219 220
%token	DATABASES
%token	DATA_SYM
%token	DEFAULT
%token	DELAYED_SYM
%token	DELAY_KEY_WRITE_SYM
%token	DESC
%token	DESCRIBE
unknown's avatar
unknown committed
221
%token	DES_KEY_FILE
222
%token	DISABLE_SYM
unknown's avatar
unknown committed
223
%token	DISCARD
unknown's avatar
unknown committed
224
%token	DISTINCT
unknown's avatar
unknown committed
225
%token  DUPLICATE_SYM
unknown's avatar
unknown committed
226
%token	DYNAMIC_SYM
227
%token	ENABLE_SYM
unknown's avatar
unknown committed
228 229
%token	ENCLOSED
%token	ESCAPED
unknown's avatar
unknown committed
230
%token	DIRECTORY_SYM
unknown's avatar
unknown committed
231 232 233
%token	ESCAPE_SYM
%token	EXISTS
%token	EXTENDED_SYM
234
%token	FALSE_SYM
unknown's avatar
unknown committed
235 236 237 238
%token	FILE_SYM
%token	FIRST_SYM
%token	FIXED_SYM
%token	FLOAT_NUM
239
%token	FORCE_SYM
unknown's avatar
unknown committed
240 241 242
%token	FOREIGN
%token	FROM
%token	FULL
unknown's avatar
unknown committed
243 244
%token	FULLTEXT_SYM
%token	GLOBAL_SYM
unknown's avatar
unknown committed
245 246 247 248 249
%token	GRANT
%token	GRANTS
%token	GREATEST_SYM
%token	GROUP
%token	HAVING
unknown's avatar
unknown committed
250
%token	HASH_SYM
unknown's avatar
unknown committed
251 252 253 254
%token	HEX_NUM
%token	HIGH_PRIORITY
%token	HOSTS_SYM
%token	IDENT
255
%token	IDENT_QUOTED
unknown's avatar
unknown committed
256
%token	IGNORE_SYM
unknown's avatar
unknown committed
257
%token	IMPORT
unknown's avatar
unknown committed
258
%token	INDEX
unknown's avatar
unknown committed
259
%token	INDEXES
unknown's avatar
unknown committed
260 261
%token	INFILE
%token	INNER_SYM
unknown's avatar
unknown committed
262
%token	INNOBASE_SYM
unknown's avatar
unknown committed
263 264
%token	INTO
%token	IN_SYM
unknown's avatar
unknown committed
265
%token	ISOLATION
unknown's avatar
unknown committed
266 267 268 269 270
%token	JOIN_SYM
%token	KEYS
%token	KEY_SYM
%token	LEADING
%token	LEAST_SYM
unknown's avatar
unknown committed
271
%token	LEAVES
unknown's avatar
unknown committed
272
%token	LEVEL_SYM
unknown's avatar
unknown committed
273 274 275 276
%token	LEX_HOSTNAME
%token	LIKE
%token	LINES
%token	LOCAL_SYM
277
%token	LOG_SYM
unknown's avatar
unknown committed
278 279 280 281
%token	LOGS_SYM
%token	LONG_NUM
%token	LONG_SYM
%token	LOW_PRIORITY
unknown's avatar
unknown committed
282 283 284 285 286 287 288 289
%token	MASTER_HOST_SYM
%token	MASTER_USER_SYM
%token	MASTER_LOG_FILE_SYM
%token	MASTER_LOG_POS_SYM
%token	MASTER_PASSWORD_SYM
%token	MASTER_PORT_SYM
%token	MASTER_CONNECT_RETRY_SYM
%token	MASTER_SERVER_ID_SYM
unknown's avatar
unknown committed
290 291 292 293 294 295
%token	MASTER_SSL_SYM
%token	MASTER_SSL_CA_SYM
%token	MASTER_SSL_CAPATH_SYM
%token	MASTER_SSL_CERT_SYM
%token	MASTER_SSL_CIPHER_SYM
%token	MASTER_SSL_KEY_SYM
unknown's avatar
unknown committed
296 297
%token	RELAY_LOG_FILE_SYM
%token	RELAY_LOG_POS_SYM
unknown's avatar
unknown committed
298 299
%token	MATCH
%token	MAX_ROWS
unknown's avatar
unknown committed
300 301 302
%token	MAX_CONNECTIONS_PER_HOUR
%token	MAX_QUERIES_PER_HOUR
%token	MAX_UPDATES_PER_HOUR
303
%token	MEDIUM_SYM
unknown's avatar
unknown committed
304
%token	MIN_ROWS
unknown's avatar
unknown committed
305
%token	NAMES_SYM
unknown's avatar
unknown committed
306 307
%token	NATIONAL_SYM
%token	NATURAL
unknown's avatar
unknown committed
308
%token  NDBCLUSTER_SYM
unknown's avatar
unknown committed
309
%token	NEW_SYM
unknown's avatar
unknown committed
310
%token	NCHAR_SYM
unknown's avatar
unknown committed
311
%token	NCHAR_STRING
unknown's avatar
unknown committed
312
%token  NVARCHAR_SYM
unknown's avatar
unknown committed
313 314 315 316
%token	NOT
%token	NO_SYM
%token	NULL_SYM
%token	NUM
unknown's avatar
unknown committed
317
%token	OFFSET_SYM
unknown's avatar
unknown committed
318
%token	ON
319
%token	OPEN_SYM
unknown's avatar
unknown committed
320 321
%token	OPTION
%token	OPTIONALLY
unknown's avatar
unknown committed
322
%token	OR_SYM
323
%token	OR_OR_CONCAT
unknown's avatar
unknown committed
324 325 326
%token	ORDER_SYM
%token	OUTER
%token	OUTFILE
unknown's avatar
unknown committed
327
%token	DUMPFILE
unknown's avatar
unknown committed
328 329 330 331 332 333
%token	PACK_KEYS_SYM
%token	PARTIAL
%token	PRIMARY_SYM
%token	PRIVILEGES
%token	PROCESS
%token	PROCESSLIST_SYM
unknown's avatar
unknown committed
334
%token	QUERY_SYM
unknown's avatar
unknown committed
335
%token	RAID_0_SYM
336 337
%token	RAID_STRIPED_SYM
%token	RAID_TYPE
unknown's avatar
unknown committed
338 339 340 341 342 343 344 345
%token	RAID_CHUNKS
%token	RAID_CHUNKSIZE
%token	READ_SYM
%token	REAL_NUM
%token	REFERENCES
%token	REGEXP
%token	RELOAD
%token	RENAME
unknown's avatar
unknown committed
346
%token	REPEATABLE_SYM
unknown's avatar
unknown committed
347
%token	REQUIRE_SYM
unknown's avatar
unknown committed
348 349
%token	RESOURCES
%token	RESTORE_SYM
unknown's avatar
unknown committed
350 351 352 353 354
%token	RESTRICT
%token	REVOKE
%token	ROWS_SYM
%token	ROW_FORMAT_SYM
%token	ROW_SYM
unknown's avatar
unknown committed
355
%token	RTREE_SYM
unknown's avatar
unknown committed
356
%token	SET
357
%token  SEPARATOR_SYM
358
%token	SERIAL_SYM
unknown's avatar
unknown committed
359 360
%token	SERIALIZABLE_SYM
%token	SESSION_SYM
361
%token	SIMPLE_SYM
unknown's avatar
unknown committed
362
%token	SHUTDOWN
unknown's avatar
unknown committed
363
%token	SPATIAL_SYM
364
%token  SSL_SYM
unknown's avatar
unknown committed
365 366
%token	STARTING
%token	STATUS_SYM
unknown's avatar
unknown committed
367
%token	STORAGE_SYM
unknown's avatar
unknown committed
368
%token	STRAIGHT_JOIN
unknown's avatar
unknown committed
369
%token	SUBJECT_SYM
unknown's avatar
unknown committed
370 371
%token	TABLES
%token	TABLE_SYM
unknown's avatar
unknown committed
372
%token	TABLESPACE
unknown's avatar
unknown committed
373 374 375
%token	TEMPORARY
%token	TERMINATED
%token	TEXT_STRING
376 377 378
%token	TO_SYM
%token	TRAILING
%token	TRANSACTION_SYM
379
%token	TRUE_SYM
380
%token	TYPE_SYM
unknown's avatar
unknown committed
381
%token  TYPES_SYM
unknown's avatar
unknown committed
382 383 384 385
%token	FUNC_ARG0
%token	FUNC_ARG1
%token	FUNC_ARG2
%token	FUNC_ARG3
386 387 388
%token	UDF_RETURNS_SYM
%token	UDF_SONAME_SYM
%token	UDF_SYM
unknown's avatar
unknown committed
389
%token	UNCOMMITTED_SYM
390
%token	UNDERSCORE_CHARSET
unknown's avatar
unknown committed
391
%token	UNICODE_SYM
392 393 394
%token	UNION_SYM
%token	UNIQUE_SYM
%token	USAGE
unknown's avatar
unknown committed
395
%token	USE_FRM
396 397
%token	USE_SYM
%token	USING
398
%token	VALUE_SYM
399
%token	VALUES
unknown's avatar
unknown committed
400 401 402 403
%token	VARIABLES
%token	WHERE
%token	WITH
%token	WRITE_SYM
404
%token  NO_WRITE_TO_BINLOG
unknown's avatar
unknown committed
405
%token	X509_SYM
unknown's avatar
unknown committed
406
%token	XOR
unknown's avatar
unknown committed
407
%token	COMPRESSED_SYM
unknown's avatar
unknown committed
408

unknown's avatar
unknown committed
409 410 411
%token  ERRORS
%token  WARNINGS

unknown's avatar
unknown committed
412
%token	ASCII_SYM
unknown's avatar
unknown committed
413 414 415
%token	BIGINT
%token	BLOB_SYM
%token	CHAR_SYM
unknown's avatar
unknown committed
416
%token	CHANGED
unknown's avatar
unknown committed
417 418 419 420 421 422
%token	COALESCE
%token	DATETIME
%token	DATE_SYM
%token	DECIMAL_SYM
%token	DOUBLE_SYM
%token	ENUM
423
%token	FAST_SYM
unknown's avatar
unknown committed
424
%token	FLOAT_SYM
unknown's avatar
unknown committed
425
%token  GEOMETRY_SYM
unknown's avatar
unknown committed
426 427 428 429 430 431 432 433 434
%token	INT_SYM
%token	LIMIT
%token	LONGBLOB
%token	LONGTEXT
%token	MEDIUMBLOB
%token	MEDIUMINT
%token	MEDIUMTEXT
%token	NUMERIC_SYM
%token	PRECISION
unknown's avatar
unknown committed
435
%token	QUICK
unknown's avatar
unknown committed
436
%token	REAL
unknown's avatar
unknown committed
437
%token	SIGNED_SYM
unknown's avatar
unknown committed
438 439 440 441 442 443 444 445
%token	SMALLINT
%token	STRING_SYM
%token	TEXT_SYM
%token	TIMESTAMP
%token	TIME_SYM
%token	TINYBLOB
%token	TINYINT
%token	TINYTEXT
unknown's avatar
unknown committed
446
%token	ULONGLONG_NUM
unknown's avatar
unknown committed
447
%token	UNSIGNED
448 449 450
%token	VARBINARY
%token	VARCHAR
%token	VARYING
unknown's avatar
unknown committed
451 452
%token	ZEROFILL

unknown's avatar
unknown committed
453
%token	ADDDATE_SYM
unknown's avatar
unknown committed
454
%token	AGAINST
unknown's avatar
unknown committed
455 456 457 458
%token	ATAN
%token	BETWEEN_SYM
%token	BIT_AND
%token	BIT_OR
459
%token  BIT_XOR
unknown's avatar
unknown committed
460 461
%token	CASE_SYM
%token	CONCAT
unknown's avatar
unknown committed
462
%token	CONCAT_WS
unknown's avatar
unknown committed
463 464 465 466 467 468
%token	CURDATE
%token	CURTIME
%token	DATABASE
%token	DATE_ADD_INTERVAL
%token	DATE_SUB_INTERVAL
%token	DAY_HOUR_SYM
unknown's avatar
unknown committed
469
%token	DAY_MICROSECOND_SYM
unknown's avatar
unknown committed
470 471 472 473
%token	DAY_MINUTE_SYM
%token	DAY_SECOND_SYM
%token	DAY_SYM
%token	DECODE_SYM
unknown's avatar
unknown committed
474 475
%token	DES_ENCRYPT_SYM
%token	DES_DECRYPT_SYM
unknown's avatar
unknown committed
476 477 478
%token	ELSE
%token	ELT_FUNC
%token	ENCODE_SYM
unknown's avatar
unknown committed
479
%token	ENGINE_SYM
unknown's avatar
unknown committed
480
%token	ENGINES_SYM
unknown's avatar
unknown committed
481 482 483 484 485 486 487
%token	ENCRYPT
%token	EXPORT_SET
%token	EXTRACT_SYM
%token	FIELD_FUNC
%token	FORMAT_SYM
%token	FOR_SYM
%token	FROM_UNIXTIME
unknown's avatar
unknown committed
488 489
%token	GEOMCOLLFROMTEXT
%token	GEOMFROMTEXT
unknown's avatar
unknown committed
490
%token	GEOMFROMWKB
unknown's avatar
unknown committed
491
%token  GEOMETRYCOLLECTION
492
%token  GROUP_CONCAT_SYM
unknown's avatar
unknown committed
493
%token	GROUP_UNIQUE_USERS
494
%token  GET_FORMAT
unknown's avatar
unknown committed
495
%token	HOUR_MICROSECOND_SYM
unknown's avatar
unknown committed
496 497 498 499 500
%token	HOUR_MINUTE_SYM
%token	HOUR_SECOND_SYM
%token	HOUR_SYM
%token	IDENTIFIED_SYM
%token	IF
501
%token	INSERT_METHOD
unknown's avatar
unknown committed
502 503 504
%token	INTERVAL_SYM
%token	LAST_INSERT_ID
%token	LEFT
unknown's avatar
unknown committed
505
%token	LINEFROMTEXT
unknown's avatar
unknown committed
506
%token  LINESTRING
unknown's avatar
unknown committed
507 508
%token	LOCATE
%token	MAKE_SET_SYM
509
%token	MASTER_POS_WAIT
unknown's avatar
unknown committed
510 511
%token  MICROSECOND_SYM
%token	MINUTE_MICROSECOND_SYM
unknown's avatar
unknown committed
512 513
%token	MINUTE_SECOND_SYM
%token	MINUTE_SYM
unknown's avatar
unknown committed
514
%token	MODE_SYM
unknown's avatar
unknown committed
515 516
%token	MODIFY_SYM
%token	MONTH_SYM
unknown's avatar
unknown committed
517 518 519
%token	MLINEFROMTEXT
%token	MPOINTFROMTEXT
%token	MPOLYFROMTEXT
unknown's avatar
unknown committed
520 521 522
%token  MULTILINESTRING
%token  MULTIPOINT
%token  MULTIPOLYGON
unknown's avatar
unknown committed
523
%token	NOW_SYM
unknown's avatar
unknown committed
524
%token	OLD_PASSWORD
unknown's avatar
unknown committed
525
%token	PASSWORD
unknown's avatar
unknown committed
526
%token	POINTFROMTEXT
527
%token	POINT_SYM
unknown's avatar
unknown committed
528
%token	POLYFROMTEXT
unknown's avatar
unknown committed
529
%token  POLYGON
unknown's avatar
unknown committed
530 531 532 533 534 535 536
%token	POSITION_SYM
%token	PROCEDURE
%token	RAND
%token	REPLACE
%token	RIGHT
%token	ROUND
%token	SECOND_SYM
unknown's avatar
unknown committed
537
%token	SECOND_MICROSECOND_SYM
unknown's avatar
unknown committed
538
%token	SHARE_SYM
unknown's avatar
unknown committed
539
%token	SUBDATE_SYM
unknown's avatar
unknown committed
540 541 542 543 544 545 546 547 548 549 550 551
%token	SUBSTRING
%token	SUBSTRING_INDEX
%token	TRIM
%token	UDA_CHAR_SUM
%token	UDA_FLOAT_SUM
%token	UDA_INT_SUM
%token	UDF_CHAR_FUNC
%token	UDF_FLOAT_FUNC
%token	UDF_INT_FUNC
%token	UNIQUE_USERS
%token	UNIX_TIMESTAMP
%token	USER
552 553 554
%token	UTC_DATE_SYM
%token	UTC_TIME_SYM
%token	UTC_TIMESTAMP_SYM
unknown's avatar
unknown committed
555 556
%token	WEEK_SYM
%token	WHEN_SYM
unknown's avatar
unknown committed
557
%token	WORK_SYM
unknown's avatar
unknown committed
558 559 560
%token	YEAR_MONTH_SYM
%token	YEAR_SYM
%token	YEARWEEK
unknown's avatar
unknown committed
561 562 563
%token	BENCHMARK_SYM
%token	END
%token	THEN_SYM
unknown's avatar
unknown committed
564

unknown's avatar
unknown committed
565 566 567 568
%token	SQL_BIG_RESULT
%token	SQL_CACHE_SYM
%token	SQL_CALC_FOUND_ROWS
%token	SQL_NO_CACHE_SYM
unknown's avatar
unknown committed
569
%token	SQL_SMALL_RESULT
unknown's avatar
unknown committed
570
%token  SQL_BUFFER_RESULT
unknown's avatar
unknown committed
571

unknown's avatar
unknown committed
572 573
%token  ISSUER_SYM
%token  SUBJECT_SYM
574
%token  CIPHER_SYM
unknown's avatar
unknown committed
575

576
%token  BEFORE_SYM
unknown's avatar
unknown committed
577
%left   SET_VAR
unknown's avatar
unknown committed
578 579
%left	OR_OR_CONCAT OR_SYM XOR
%left	AND_SYM
unknown's avatar
unknown committed
580 581 582 583 584 585
%left	BETWEEN_SYM CASE_SYM WHEN_SYM THEN_SYM ELSE
%left	EQ EQUAL_SYM GE GT_SYM LE LT NE IS LIKE REGEXP IN_SYM
%left	'|'
%left	'&'
%left	SHIFT_LEFT SHIFT_RIGHT
%left	'-' '+'
586
%left	'*' '/' '%' DIV_SYM MOD_SYM
unknown's avatar
unknown committed
587
%left   '^'
unknown's avatar
unknown committed
588
%left	NEG '~'
unknown's avatar
unknown committed
589
%right	NOT
unknown's avatar
unknown committed
590
%right	BINARY COLLATE_SYM
591

unknown's avatar
unknown committed
592
%type <lex_str>
593 594
	IDENT IDENT_QUOTED TEXT_STRING REAL_NUM FLOAT_NUM NUM LONG_NUM HEX_NUM
	LEX_HOSTNAME ULONGLONG_NUM field_ident select_alias ident ident_or_text
595
        UNDERSCORE_CHARSET IDENT_sys TEXT_STRING_sys TEXT_STRING_literal
596
	NCHAR_STRING opt_component key_cache_name
unknown's avatar
unknown committed
597 598 599 600 601

%type <lex_str_ptr>
	opt_table_alias

%type <table>
unknown's avatar
unknown committed
602
	table_ident table_ident_ref references
unknown's avatar
unknown committed
603 604

%type <simple_string>
605
	remember_name remember_end opt_ident opt_db text_or_password
unknown's avatar
unknown committed
606
	opt_escape opt_constraint constraint
unknown's avatar
unknown committed
607 608

%type <string>
609
	text_string opt_gconcat_separator
unknown's avatar
unknown committed
610 611

%type <num>
unknown's avatar
unknown committed
612
	type int_type real_type order_dir opt_field_spec lock_option
unknown's avatar
unknown committed
613
	udf_type if_exists opt_local opt_table_options table_options
614 615
        table_option opt_if_not_exists opt_no_write_to_binlog opt_var_type
        opt_var_ident_type delete_option opt_temporary all_or_any opt_distinct
616
        opt_ignore_leaves fulltext_options spatial_type union_option
unknown's avatar
unknown committed
617 618

%type <ulong_num>
619
	ULONG_NUM raid_types merge_insert_types
unknown's avatar
unknown committed
620

unknown's avatar
unknown committed
621 622
%type <ulonglong_number>
	ulonglong_num
unknown's avatar
unknown committed
623

unknown's avatar
unknown committed
624 625 626
%type <lock_type>
	replace_lock_option opt_low_priority insert_lock_option load_data_lock

unknown's avatar
unknown committed
627
%type <item>
unknown's avatar
unknown committed
628
	literal text_literal insert_ident order_ident
unknown's avatar
unknown committed
629
	simple_ident select_item2 expr opt_expr opt_else sum_expr in_sum_expr
630
	table_wild no_in_expr expr_expr simple_expr no_and_expr
631
	using_list expr_or_default set_expr_or_default interval_expr
unknown's avatar
unknown committed
632
	param_marker singlerow_subselect singlerow_subselect_init
unknown's avatar
unknown committed
633
	exists_subselect exists_subselect_init geometry_function
634
	signed_literal now_or_signed_literal
635 636 637

%type <item_num>
	NUM_literal
unknown's avatar
unknown committed
638 639

%type <item_list>
unknown's avatar
unknown committed
640
	expr_list udf_expr_list when_list ident_list ident_list_arg
unknown's avatar
unknown committed
641 642

%type <key_type>
643
	key_type opt_unique_or_fulltext constraint_key_type
unknown's avatar
unknown committed
644

unknown's avatar
unknown committed
645 646 647
%type <key_alg>
	key_alg opt_btree_or_rtree

unknown's avatar
unknown committed
648 649 650 651 652 653 654
%type <string_list>
	key_usage_list

%type <key_part>
	key_part

%type <table_list>
655
	join_table_list  join_table
unknown's avatar
unknown committed
656 657 658 659 660

%type <udf>
	UDF_CHAR_FUNC UDF_FLOAT_FUNC UDF_INT_FUNC
	UDA_CHAR_SUM UDA_FLOAT_SUM UDA_INT_SUM

661
%type <date_time_type> date_time_type;
unknown's avatar
unknown committed
662 663
%type <interval> interval

unknown's avatar
unknown committed
664
%type <db_type> storage_engines
unknown's avatar
unknown committed
665 666 667

%type <row_type> row_types

unknown's avatar
unknown committed
668
%type <tx_isolation> isolation_types
unknown's avatar
unknown committed
669

unknown's avatar
unknown committed
670 671
%type <ha_rkey_mode> handler_rkey_mode

672
%type <cast_type> cast_type
unknown's avatar
unknown committed
673

unknown's avatar
unknown committed
674 675 676 677 678 679
%type <udf_type> udf_func_type

%type <symbol> FUNC_ARG0 FUNC_ARG1 FUNC_ARG2 FUNC_ARG3 keyword

%type <lex_user> user grant_user

680
%type <charset>
681
	opt_collate
682 683
	charset_name
	charset_name_or_default
unknown's avatar
unknown committed
684 685
	old_or_new_charset_name
	old_or_new_charset_name_or_default
686 687
	collation_name
	collation_name_or_default
688

unknown's avatar
unknown committed
689 690
%type <variable> internal_variable_name

unknown's avatar
unknown committed
691 692
%type <select_lex> in_subselect in_subselect_init

unknown's avatar
unknown committed
693 694
%type <boolfunc2creator> comp_op

unknown's avatar
unknown committed
695
%type <NONE>
unknown's avatar
unknown committed
696
	query verb_clause create change select do drop insert replace insert2
697
	insert_values update delete truncate rename
unknown's avatar
unknown committed
698
	show describe load alter optimize keycache preload flush
699
	reset purge begin commit rollback savepoint
700
	slave master_def master_defs master_file_def slave_until_opts
701
	repair restore backup analyze check start checksum
702
	field_list field_list_item field_spec kill column_def key_def
unknown's avatar
unknown committed
703
	keycache_list assign_to_keycache preload_list preload_keys
unknown's avatar
unknown committed
704
	select_item_list select_item values_list no_braces
705
	opt_limit_clause delete_limit_clause fields opt_values values
unknown's avatar
unknown committed
706
	procedure_list procedure_list2 procedure_item
707
	when_list2 expr_list2  handler
unknown's avatar
unknown committed
708 709
	opt_precision opt_ignore opt_column opt_restrict
	grant revoke set lock unlock string_list field_options field_option
unknown's avatar
unknown committed
710
	field_opt_list opt_binary table_lock_list table_lock
711
	ref_list opt_on_delete opt_on_delete_list opt_on_delete_item use
unknown's avatar
unknown committed
712
	opt_delete_options opt_delete_option varchar nchar nvarchar
unknown's avatar
unknown committed
713
	opt_outer table_list table_name opt_option opt_place
unknown's avatar
unknown committed
714 715
	opt_attribute opt_attribute_list attribute column_list column_list_id
	opt_column_list grant_privileges opt_table user_list grant_option
unknown's avatar
unknown committed
716
	grant_privilege grant_privilege_list
unknown's avatar
unknown committed
717
	flush_options flush_option
unknown's avatar
unknown committed
718 719
	equal optional_braces opt_key_definition key_usage_list2
	opt_mi_check_type opt_to mi_check_types normal_join
720
	table_to_table_list table_to_table opt_table_list opt_as
unknown's avatar
unknown committed
721
	handler_rkey_function handler_read_or_scan
unknown's avatar
unknown committed
722
	single_multi table_wild_list table_wild_one opt_wild
723
	union_clause union_list
724
	precision subselect_start opt_and charset
725
	subselect_end select_var_list select_var_list_init help opt_len
unknown's avatar
unknown committed
726
	opt_extended_describe
727
END_OF_INPUT
unknown's avatar
unknown committed
728 729 730

%type <NONE>
	'-' '+' '*' '/' '%' '(' ')'
unknown's avatar
unknown committed
731
	',' '!' '{' '}' '&' '|' AND_SYM OR_SYM OR_OR_CONCAT BETWEEN_SYM CASE_SYM
732
	THEN_SYM WHEN_SYM DIV_SYM MOD_SYM
unknown's avatar
unknown committed
733 734 735 736 737
%%


query:
	END_OF_INPUT
unknown's avatar
unknown committed
738
	{
739
	   THD *thd= YYTHD;
740
	   if (!thd->bootstrap &&
741
	      (!(thd->lex->select_lex.options & OPTION_FOUND_COMMENT)))
742
	   {
743
	     send_error(thd,ER_EMPTY_QUERY);
744
	     YYABORT;
745
	   }
746 747
	   else
	   {
748
	     thd->lex->sql_command= SQLCOM_EMPTY_QUERY;
749
	   }
unknown's avatar
unknown committed
750
	}
unknown's avatar
unknown committed
751
	| verb_clause END_OF_INPUT {};
unknown's avatar
unknown committed
752 753 754 755

verb_clause:
	  alter
	| analyze
756
	| backup
unknown's avatar
unknown committed
757 758 759
	| begin
	| change
	| check
760
	| checksum
unknown's avatar
unknown committed
761 762 763 764
	| commit
	| create
	| delete
	| describe
unknown's avatar
unknown committed
765
	| do
unknown's avatar
unknown committed
766
	| drop
unknown's avatar
unknown committed
767
	| flush
unknown's avatar
unknown committed
768
	| grant
unknown's avatar
unknown committed
769 770
	| handler
	| help
unknown's avatar
unknown committed
771
	| insert
unknown's avatar
unknown committed
772
	| kill
unknown's avatar
unknown committed
773 774 775
	| load
	| lock
	| optimize
unknown's avatar
unknown committed
776
        | keycache
unknown's avatar
unknown committed
777
	| preload
778
	| purge
779
	| rename
unknown's avatar
unknown committed
780
	| repair
unknown's avatar
unknown committed
781
	| replace
unknown's avatar
unknown committed
782
	| reset
783
	| restore
unknown's avatar
unknown committed
784 785
	| revoke
	| rollback
786
	| savepoint
unknown's avatar
unknown committed
787 788
	| select
	| set
unknown's avatar
unknown committed
789
	| show
unknown's avatar
unknown committed
790
	| slave
unknown's avatar
unknown committed
791
	| start
792
	| truncate
unknown's avatar
unknown committed
793 794
	| unlock
	| update
unknown's avatar
unknown committed
795
	| use
unknown's avatar
unknown committed
796
        ;
797

unknown's avatar
unknown committed
798 799
/* help */

800
help:
801
       HELP_SYM ident_or_text
unknown's avatar
unknown committed
802
       {
803 804 805
	  LEX *lex= Lex;
	  lex->sql_command= SQLCOM_HELP;
	  lex->help_arg= $2.str;
806
       };
unknown's avatar
unknown committed
807 808 809 810

/* change master */

change:
unknown's avatar
unknown committed
811
       CHANGE MASTER_SYM TO_SYM
unknown's avatar
unknown committed
812 813 814
        {
	  LEX *lex = Lex;
	  lex->sql_command = SQLCOM_CHANGE_MASTER;
unknown's avatar
unknown committed
815
	  bzero((char*) &lex->mi, sizeof(lex->mi));
816 817 818 819
        }
       master_defs
	{}
       ;
unknown's avatar
unknown committed
820 821 822

master_defs:
       master_def
unknown's avatar
unknown committed
823
       | master_defs ',' master_def;
unknown's avatar
unknown committed
824

unknown's avatar
unknown committed
825
master_def:
unknown's avatar
unknown committed
826
       MASTER_HOST_SYM EQ TEXT_STRING_sys
unknown's avatar
unknown committed
827 828 829 830
       {
	 Lex->mi.host = $3.str;
       }
       |
unknown's avatar
unknown committed
831
       MASTER_USER_SYM EQ TEXT_STRING_sys
unknown's avatar
unknown committed
832 833 834 835
       {
	 Lex->mi.user = $3.str;
       }
       |
unknown's avatar
unknown committed
836
       MASTER_PASSWORD_SYM EQ TEXT_STRING_sys
unknown's avatar
unknown committed
837 838 839 840
       {
	 Lex->mi.password = $3.str;
       }
       |
unknown's avatar
unknown committed
841
       MASTER_PORT_SYM EQ ULONG_NUM
unknown's avatar
unknown committed
842 843 844 845
       {
	 Lex->mi.port = $3;
       }
       |
unknown's avatar
unknown committed
846
       MASTER_CONNECT_RETRY_SYM EQ ULONG_NUM
unknown's avatar
unknown committed
847 848 849
       {
	 Lex->mi.connect_retry = $3;
       }
unknown's avatar
unknown committed
850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873
       | MASTER_SSL_SYM EQ ULONG_NUM
         {
           Lex->mi.ssl= $3 ? 
               LEX_MASTER_INFO::SSL_ENABLE : LEX_MASTER_INFO::SSL_DISABLE;
         }
       | MASTER_SSL_CA_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.ssl_ca= $3.str;
         }
       | MASTER_SSL_CAPATH_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.ssl_capath= $3.str;
         }
       | MASTER_SSL_CERT_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.ssl_cert= $3.str;
         }
       | MASTER_SSL_CIPHER_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.ssl_cipher= $3.str;
         }
       | MASTER_SSL_KEY_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.ssl_key= $3.str;
874
	 }
875
       |
876
         master_file_def
877
       ;
unknown's avatar
unknown committed
878

879 880
master_file_def:
       MASTER_LOG_FILE_SYM EQ TEXT_STRING_sys
881
       {
882
	 Lex->mi.log_file_name = $3.str;
883
       }
884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909
       | MASTER_LOG_POS_SYM EQ ulonglong_num
         {
           Lex->mi.pos = $3;
           /* 
              If the user specified a value < BIN_LOG_HEADER_SIZE, adjust it
              instead of causing subsequent errors. 
              We need to do it in this file, because only there we know that 
              MASTER_LOG_POS has been explicitely specified. On the contrary
              in change_master() (sql_repl.cc) we cannot distinguish between 0
              (MASTER_LOG_POS explicitely specified as 0) and 0 (unspecified),
              whereas we want to distinguish (specified 0 means "read the binlog
              from 0" (4 in fact), unspecified means "don't change the position
              (keep the preceding value)").
           */
           Lex->mi.pos = max(BIN_LOG_HEADER_SIZE, Lex->mi.pos);
         }
       | RELAY_LOG_FILE_SYM EQ TEXT_STRING_sys
         {
           Lex->mi.relay_log_name = $3.str;
         }
       | RELAY_LOG_POS_SYM EQ ULONG_NUM
         {
           Lex->mi.relay_log_pos = $3;
           /* Adjust if < BIN_LOG_HEADER_SIZE (same comment as Lex->mi.pos) */
           Lex->mi.relay_log_pos = max(BIN_LOG_HEADER_SIZE, Lex->mi.relay_log_pos);
         }
910
       ;
unknown's avatar
unknown committed
911 912 913 914 915 916

/* create a table */

create:
	CREATE opt_table_options TABLE_SYM opt_if_not_exists table_ident
	{
917
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
918 919
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_CREATE_TABLE;
920
	  if (!lex->select_lex.add_table_to_list(thd, $5, NULL,
unknown's avatar
unknown committed
921
						 TL_OPTION_UPDATING,
unknown's avatar
unknown committed
922
						 (using_update_log ?
unknown's avatar
unknown committed
923 924
						  TL_READ_NO_INSERT:
						  TL_READ)))
unknown's avatar
unknown committed
925 926 927 928 929 930 931
	    YYABORT;
	  lex->create_list.empty();
	  lex->key_list.empty();
	  lex->col_list.empty();
	  lex->change=NullS;
	  bzero((char*) &lex->create_info,sizeof(lex->create_info));
	  lex->create_info.options=$2 | $4;
unknown's avatar
unknown committed
932
	  lex->create_info.db_type= (enum db_type) lex->thd->variables.table_type;
933
	  lex->create_info.default_table_charset= thd->variables.collation_database;
unknown's avatar
unknown committed
934
	  lex->name=0;
unknown's avatar
unknown committed
935 936
	}
	create2
unknown's avatar
unknown committed
937
	  { Lex->current_select= &Lex->select_lex; }
unknown's avatar
unknown committed
938
	| CREATE opt_unique_or_fulltext INDEX ident key_alg ON table_ident
unknown's avatar
unknown committed
939
	  {
unknown's avatar
unknown committed
940 941
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_CREATE_INDEX;
unknown's avatar
unknown committed
942 943
	    if (!lex->current_select->add_table_to_list(lex->thd, $7, NULL,
							TL_OPTION_UPDATING))
unknown's avatar
unknown committed
944
	      YYABORT;
unknown's avatar
unknown committed
945 946 947 948
	    lex->create_list.empty();
	    lex->key_list.empty();
	    lex->col_list.empty();
	    lex->change=NullS;
unknown's avatar
unknown committed
949
	  }
950
	   '(' key_list ')'
unknown's avatar
unknown committed
951
	  {
unknown's avatar
unknown committed
952
	    LEX *lex=Lex;
unknown's avatar
unknown committed
953

954
	    lex->key_list.push_back(new Key($2,$4.str, $5, 0, lex->col_list));
unknown's avatar
unknown committed
955
	    lex->col_list.empty();
unknown's avatar
unknown committed
956 957
	  }
	| CREATE DATABASE opt_if_not_exists ident
958
	  { Lex->create_info.default_table_charset=NULL; }
959
	  opt_create_database_options
unknown's avatar
unknown committed
960
	  {
unknown's avatar
unknown committed
961 962 963 964
	    LEX *lex=Lex;
	    lex->sql_command=SQLCOM_CREATE_DB;
	    lex->name=$4.str;
            lex->create_info.options=$3;
unknown's avatar
unknown committed
965
	  }
unknown's avatar
unknown committed
966
	| CREATE udf_func_type UDF_SYM IDENT_sys
unknown's avatar
unknown committed
967
	  {
unknown's avatar
unknown committed
968 969
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_CREATE_FUNCTION;
970
	    lex->udf.name = $4;
unknown's avatar
unknown committed
971
	    lex->udf.type= $2;
unknown's avatar
unknown committed
972
	  }
unknown's avatar
unknown committed
973
	  UDF_RETURNS_SYM udf_type UDF_SONAME_SYM TEXT_STRING_sys
unknown's avatar
unknown committed
974
	  {
unknown's avatar
unknown committed
975 976 977
	    LEX *lex=Lex;
	    lex->udf.returns=(Item_result) $7;
	    lex->udf.dl=$9.str;
978 979
	  }
          ;
unknown's avatar
unknown committed
980 981

create2:
unknown's avatar
unknown committed
982
 	'(' create2a {}
983
	| opt_create_table_options create3 {}
unknown's avatar
unknown committed
984 985 986 987 988 989
	| LIKE table_ident
      	  {
      	    LEX *lex=Lex;
     	    if (!(lex->name= (char *)$2))
              YYABORT;
    	  }
990 991 992 993 994 995
	| '(' LIKE table_ident ')'
      	  {
      	    LEX *lex=Lex;
     	    if (!(lex->name= (char *)$3))
              YYABORT;
    	  }
unknown's avatar
unknown committed
996
        ;
unknown's avatar
unknown committed
997

unknown's avatar
unknown committed
998 999
create2a:
        field_list ')' opt_create_table_options create3 {}
unknown's avatar
unknown committed
1000
	|  create_select ')' { Select->set_braces(1);} union_opt {}
1001
        ;
unknown's avatar
unknown committed
1002 1003

create3:
1004
	/* empty */ {}
unknown's avatar
unknown committed
1005
	| opt_duplicate opt_as     create_select
unknown's avatar
unknown committed
1006
          { Select->set_braces(0);} union_clause {}
unknown's avatar
unknown committed
1007
	| opt_duplicate opt_as '(' create_select ')'
unknown's avatar
unknown committed
1008
          { Select->set_braces(1);} union_opt {}
1009 1010
        ;

unknown's avatar
unknown committed
1011
create_select:
1012
          SELECT_SYM
unknown's avatar
unknown committed
1013
          {
unknown's avatar
unknown committed
1014 1015
	    LEX *lex=Lex;
	    lex->lock_option= (using_update_log) ? TL_READ_NO_INSERT : TL_READ;
1016 1017 1018 1019
	    if (lex->sql_command == SQLCOM_INSERT)
	      lex->sql_command= SQLCOM_INSERT_SELECT;
	    else if (lex->sql_command == SQLCOM_REPLACE)
	      lex->sql_command= SQLCOM_REPLACE_SELECT;
unknown's avatar
unknown committed
1020
	    lex->current_select->table_list.save_and_clear(&lex->save_list);
unknown's avatar
unknown committed
1021
	    mysql_init_select(lex);
unknown's avatar
unknown committed
1022
	    lex->current_select->parsing_place= SELECT_LEX_NODE::SELECT_LIST;
unknown's avatar
unknown committed
1023
          }
unknown's avatar
unknown committed
1024 1025 1026 1027
          select_options select_item_list
	  {
	    Select->parsing_place= SELECT_LEX_NODE::NO_MATTER;
	  }
unknown's avatar
unknown committed
1028
	  opt_select_from
unknown's avatar
unknown committed
1029
	  { Lex->current_select->table_list.push_front(&Lex->save_list); }
unknown's avatar
unknown committed
1030
        ;
unknown's avatar
unknown committed
1031

1032 1033
opt_as:
	/* empty */ {}
unknown's avatar
unknown committed
1034
	| AS	    {};
1035

1036 1037 1038 1039 1040 1041 1042 1043 1044
opt_create_database_options:
	/* empty */			{}
	| create_database_options	{};

create_database_options:
	create_database_option					{}
	| create_database_options create_database_option	{};

create_database_option:
1045 1046
	  opt_default COLLATE_SYM collation_name_or_default	
	  { Lex->create_info.default_table_charset=$3; }
1047
	| opt_default charset charset_name_or_default
1048
	  { Lex->create_info.default_table_charset=$3; }
1049
	;
1050

unknown's avatar
unknown committed
1051
opt_table_options:
unknown's avatar
unknown committed
1052
	/* empty */	 { $$= 0; }
unknown's avatar
unknown committed
1053
	| table_options  { $$= $1;};
unknown's avatar
unknown committed
1054 1055 1056

table_options:
	table_option	{ $$=$1; }
unknown's avatar
unknown committed
1057
	| table_option table_options { $$= $1 | $2; };
unknown's avatar
unknown committed
1058

unknown's avatar
unknown committed
1059
table_option:
unknown's avatar
unknown committed
1060
	TEMPORARY	{ $$=HA_LEX_CREATE_TMP_TABLE; };
unknown's avatar
unknown committed
1061 1062

opt_if_not_exists:
unknown's avatar
unknown committed
1063
	/* empty */	 { $$= 0; }
unknown's avatar
unknown committed
1064
	| IF NOT EXISTS	 { $$=HA_LEX_CREATE_IF_NOT_EXISTS; };
unknown's avatar
unknown committed
1065 1066 1067

opt_create_table_options:
	/* empty */
unknown's avatar
unknown committed
1068
	| create_table_options;
unknown's avatar
unknown committed
1069

unknown's avatar
unknown committed
1070 1071 1072 1073
create_table_options_space_separated:
	create_table_option
	| create_table_option create_table_options_space_separated;

unknown's avatar
unknown committed
1074 1075
create_table_options:
	create_table_option
1076
	| create_table_option     create_table_options
unknown's avatar
unknown committed
1077
	| create_table_option ',' create_table_options;
unknown's avatar
unknown committed
1078 1079

create_table_option:
unknown's avatar
unknown committed
1080
	ENGINE_SYM opt_equal storage_engines    { Lex->create_info.db_type= $3; }
1081
	| TYPE_SYM opt_equal storage_engines    { Lex->create_info.db_type= $3; WARN_DEPRECATED("TYPE=storage_engine","ENGINE=storage_engine"); }
1082 1083 1084
	| MAX_ROWS opt_equal ulonglong_num	{ Lex->create_info.max_rows= $3; Lex->create_info.used_fields|= HA_CREATE_USED_MAX_ROWS;}
	| MIN_ROWS opt_equal ulonglong_num	{ Lex->create_info.min_rows= $3; Lex->create_info.used_fields|= HA_CREATE_USED_MIN_ROWS;}
	| AVG_ROW_LENGTH opt_equal ULONG_NUM	{ Lex->create_info.avg_row_length=$3; Lex->create_info.used_fields|= HA_CREATE_USED_AVG_ROW_LENGTH;}
unknown's avatar
unknown committed
1085 1086
	| PASSWORD opt_equal TEXT_STRING_sys	{ Lex->create_info.password=$3.str; }
	| COMMENT_SYM opt_equal TEXT_STRING_sys	{ Lex->create_info.comment=$3.str; }
1087 1088 1089 1090 1091 1092 1093 1094 1095 1096
	| AUTO_INC opt_equal ulonglong_num	{ Lex->create_info.auto_increment_value=$3; Lex->create_info.used_fields|= HA_CREATE_USED_AUTO;}
	| PACK_KEYS_SYM opt_equal ULONG_NUM	{ Lex->create_info.table_options|= $3 ? HA_OPTION_PACK_KEYS : HA_OPTION_NO_PACK_KEYS; Lex->create_info.used_fields|= HA_CREATE_USED_PACK_KEYS;}
	| PACK_KEYS_SYM opt_equal DEFAULT	{ Lex->create_info.table_options&= ~(HA_OPTION_PACK_KEYS | HA_OPTION_NO_PACK_KEYS); Lex->create_info.used_fields|= HA_CREATE_USED_PACK_KEYS;}
	| CHECKSUM_SYM opt_equal ULONG_NUM	{ Lex->create_info.table_options|= $3 ? HA_OPTION_CHECKSUM : HA_OPTION_NO_CHECKSUM; }
	| DELAY_KEY_WRITE_SYM opt_equal ULONG_NUM { Lex->create_info.table_options|= $3 ? HA_OPTION_DELAY_KEY_WRITE : HA_OPTION_NO_DELAY_KEY_WRITE; }
	| ROW_FORMAT_SYM opt_equal row_types	{ Lex->create_info.row_type= $3; }
	| RAID_TYPE opt_equal raid_types	{ Lex->create_info.raid_type= $3; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
	| RAID_CHUNKS opt_equal ULONG_NUM	{ Lex->create_info.raid_chunks= $3; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
	| RAID_CHUNKSIZE opt_equal ULONG_NUM	{ Lex->create_info.raid_chunksize= $3*RAID_BLOCK_SIZE; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
	| UNION_SYM opt_equal '(' table_list ')'
1097 1098 1099
	  {
	    /* Move the union list to the merge_list */
	    LEX *lex=Lex;
1100 1101
	    TABLE_LIST *table_list= lex->select_lex.get_table_list();
	    lex->create_info.merge_list= lex->select_lex.table_list;
1102 1103
	    lex->create_info.merge_list.elements--;
	    lex->create_info.merge_list.first= (byte*) (table_list->next);
1104 1105
	    lex->select_lex.table_list.elements=1;
	    lex->select_lex.table_list.next= (byte**) &(table_list->next);
1106
	    table_list->next=0;
1107
	    lex->create_info.used_fields|= HA_CREATE_USED_UNION;
1108
	  }
1109
	| opt_default charset opt_equal charset_name_or_default
1110
	  {
1111 1112 1113
	    Lex->create_info.default_table_charset= $4;
	    Lex->create_info.used_fields|= HA_CREATE_USED_DEFAULT_CHARSET;
	  }
1114
	| opt_default COLLATE_SYM opt_equal collation_name_or_default
1115
	  {
1116
	    Lex->create_info.default_table_charset= $4;
1117 1118
	    Lex->create_info.used_fields|= HA_CREATE_USED_DEFAULT_CHARSET;
	  }
1119
	| INSERT_METHOD opt_equal merge_insert_types   { Lex->create_info.merge_insert_method= $3; Lex->create_info.used_fields|= HA_CREATE_USED_INSERT_METHOD;}
unknown's avatar
unknown committed
1120 1121 1122
	| DATA_SYM DIRECTORY_SYM opt_equal TEXT_STRING_sys
	  { Lex->create_info.data_file_name= $4.str; }
	| INDEX DIRECTORY_SYM opt_equal TEXT_STRING_sys { Lex->create_info.index_file_name= $4.str; };
unknown's avatar
unknown committed
1123

unknown's avatar
unknown committed
1124
storage_engines:
1125 1126 1127 1128
	ident_or_text
	{
	  $$ = ha_resolve_by_name($1.str,$1.length);
	  if ($$ == DB_TYPE_UNKNOWN) {
unknown's avatar
unknown committed
1129
	    net_printf(YYTHD, ER_UNKNOWN_STORAGE_ENGINE, $1.str);
1130 1131 1132
	    YYABORT;
	  }
	};
unknown's avatar
unknown committed
1133 1134 1135 1136 1137

row_types:
	DEFAULT		{ $$= ROW_TYPE_DEFAULT; }
	| FIXED_SYM	{ $$= ROW_TYPE_FIXED; }
	| DYNAMIC_SYM	{ $$= ROW_TYPE_DYNAMIC; }
unknown's avatar
unknown committed
1138
	| COMPRESSED_SYM { $$= ROW_TYPE_COMPRESSED; };
unknown's avatar
unknown committed
1139 1140 1141 1142

raid_types:
	RAID_STRIPED_SYM { $$= RAID_TYPE_0; }
	| RAID_0_SYM	 { $$= RAID_TYPE_0; }
unknown's avatar
unknown committed
1143
	| ULONG_NUM	 { $$=$1;};
unknown's avatar
unknown committed
1144

1145 1146 1147
merge_insert_types:
       NO_SYM            { $$= MERGE_INSERT_DISABLED; }
       | FIRST_SYM       { $$= MERGE_INSERT_TO_FIRST; }
unknown's avatar
unknown committed
1148
       | LAST_SYM        { $$= MERGE_INSERT_TO_LAST; };
1149

unknown's avatar
unknown committed
1150
opt_select_from:
1151
	opt_limit_clause {}
unknown's avatar
unknown committed
1152
	| select_from select_lock_type;
unknown's avatar
unknown committed
1153 1154

udf_func_type:
1155
	/* empty */	{ $$ = UDFTYPE_FUNCTION; }
unknown's avatar
unknown committed
1156
	| AGGREGATE_SYM { $$ = UDFTYPE_AGGREGATE; };
unknown's avatar
unknown committed
1157 1158 1159 1160

udf_type:
	STRING_SYM {$$ = (int) STRING_RESULT; }
	| REAL {$$ = (int) REAL_RESULT; }
unknown's avatar
unknown committed
1161
	| INT_SYM {$$ = (int) INT_RESULT; };
unknown's avatar
unknown committed
1162 1163 1164

field_list:
	  field_list_item
unknown's avatar
unknown committed
1165
	| field_list ',' field_list_item;
unknown's avatar
unknown committed
1166 1167 1168


field_list_item:
unknown's avatar
unknown committed
1169
	   column_def
1170 1171 1172 1173
         | key_def
         ;

column_def:
unknown's avatar
unknown committed
1174
	  field_spec opt_check_constraint
unknown's avatar
unknown committed
1175 1176 1177 1178
	| field_spec references
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
	  }
unknown's avatar
unknown committed
1179
	;
1180 1181

key_def:
unknown's avatar
unknown committed
1182
	key_type opt_ident key_alg '(' key_list ')'
unknown's avatar
unknown committed
1183
	  {
unknown's avatar
unknown committed
1184
	    LEX *lex=Lex;
1185
	    lex->key_list.push_back(new Key($1,$2, $3, 0, lex->col_list));
unknown's avatar
unknown committed
1186
	    lex->col_list.empty();		/* Alloced by sql_alloc */
unknown's avatar
unknown committed
1187
	  }
1188 1189 1190 1191
	| opt_constraint constraint_key_type opt_ident key_alg '(' key_list ')'
	  {
	    LEX *lex=Lex;
	    const char *key_name= $3 ? $3:$1;
1192 1193
	    lex->key_list.push_back(new Key($2, key_name, $4, 0,
				    lex->col_list));
1194 1195
	    lex->col_list.empty();		/* Alloced by sql_alloc */
	  }
1196
	| opt_constraint FOREIGN KEY_SYM opt_ident '(' key_list ')' references
unknown's avatar
unknown committed
1197
	  {
1198
	    LEX *lex=Lex;
1199
	    lex->key_list.push_back(new foreign_key($4 ? $4:$1, lex->col_list,
1200 1201 1202 1203 1204
				    $8,
				    lex->ref_list,
				    lex->fk_delete_opt,
				    lex->fk_update_opt,
				    lex->fk_match_option));
1205 1206 1207
	    lex->key_list.push_back(new Key(Key::MULTIPLE, $4 ? $4 : $1,
					    HA_KEY_ALG_UNDEF, 1,
					    lex->col_list));
1208
	    lex->col_list.empty();		/* Alloced by sql_alloc */
unknown's avatar
unknown committed
1209
	  }
unknown's avatar
unknown committed
1210 1211 1212 1213
	| constraint opt_check_constraint
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
	  }
1214
	| opt_constraint check_constraint
unknown's avatar
unknown committed
1215 1216
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
1217 1218 1219
	  }
	;

unknown's avatar
unknown committed
1220
opt_check_constraint:
1221
	/* empty */
unknown's avatar
unknown committed
1222 1223 1224 1225 1226
	| check_constraint
	;

check_constraint:
	CHECK_SYM expr
1227
	;
unknown's avatar
unknown committed
1228 1229

opt_constraint:
1230
	/* empty */		{ $$=(char*) 0; }
unknown's avatar
unknown committed
1231 1232 1233 1234 1235 1236
	| constraint		{ $$= $1; }
	;

constraint:
	CONSTRAINT opt_ident	{ $$=$2; }
	;
unknown's avatar
unknown committed
1237 1238 1239 1240

field_spec:
	field_ident
	 {
unknown's avatar
unknown committed
1241 1242
	   LEX *lex=Lex;
	   lex->length=lex->dec=0; lex->type=0; lex->interval=0;
1243
	   lex->default_value= lex->on_update_value= 0;
unknown's avatar
unknown committed
1244
	   lex->comment=0;
1245
	   lex->charset=NULL;
unknown's avatar
unknown committed
1246 1247 1248
	 }
	type opt_attribute
	{
unknown's avatar
unknown committed
1249
	  LEX *lex=Lex;
unknown's avatar
unknown committed
1250
	  if (add_field_to_list(lex->thd, $1.str,
unknown's avatar
unknown committed
1251
				(enum enum_field_types) $3,
unknown's avatar
unknown committed
1252
				lex->length,lex->dec,lex->type,
1253 1254
				lex->default_value, lex->on_update_value, 
                                lex->comment,
unknown's avatar
unknown committed
1255 1256
				lex->change,lex->interval,lex->charset,
				lex->uint_geom_type))
unknown's avatar
unknown committed
1257
	    YYABORT;
unknown's avatar
unknown committed
1258
	};
unknown's avatar
unknown committed
1259 1260

type:
1261
	int_type opt_len field_options	{ $$=$1; }
unknown's avatar
unknown committed
1262 1263 1264 1265 1266 1267
	| real_type opt_precision field_options { $$=$1; }
	| FLOAT_SYM float_options field_options { $$=FIELD_TYPE_FLOAT; }
	| BIT_SYM opt_len		{ Lex->length=(char*) "1";
					  $$=FIELD_TYPE_TINY; }
	| BOOL_SYM			{ Lex->length=(char*) "1";
					  $$=FIELD_TYPE_TINY; }
1268 1269
	| BOOLEAN_SYM			{ Lex->length=(char*) "1";
					  $$=FIELD_TYPE_TINY; }
1270
	| char '(' NUM ')' opt_binary	{ Lex->length=$3.str;
unknown's avatar
unknown committed
1271 1272 1273
					  $$=FIELD_TYPE_STRING; }
	| char opt_binary		{ Lex->length=(char*) "1";
					  $$=FIELD_TYPE_STRING; }
unknown's avatar
unknown committed
1274
	| nchar '(' NUM ')'		{ Lex->length=$3.str;
unknown's avatar
unknown committed
1275
					  $$=FIELD_TYPE_STRING;
1276
					  Lex->charset=national_charset_info; }
unknown's avatar
unknown committed
1277
	| nchar				{ Lex->length=(char*) "1";
unknown's avatar
unknown committed
1278
					  $$=FIELD_TYPE_STRING;
1279
					  Lex->charset=national_charset_info; }
1280
	| BINARY '(' NUM ')'		{ Lex->length=$3.str;
unknown's avatar
unknown committed
1281
					  Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1282 1283 1284
					  $$=FIELD_TYPE_STRING; }
	| varchar '(' NUM ')' opt_binary { Lex->length=$3.str;
					  $$=FIELD_TYPE_VAR_STRING; }
unknown's avatar
unknown committed
1285 1286
	| nvarchar '(' NUM ')'		{ Lex->length=$3.str;
					  $$=FIELD_TYPE_VAR_STRING;
1287
					  Lex->charset=national_charset_info; }
unknown's avatar
unknown committed
1288
	| VARBINARY '(' NUM ')' 	{ Lex->length=$3.str;
unknown's avatar
unknown committed
1289
					  Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1290
					  $$=FIELD_TYPE_VAR_STRING; }
1291
	| YEAR_SYM opt_len field_options { $$=FIELD_TYPE_YEAR; }
unknown's avatar
unknown committed
1292 1293
	| DATE_SYM			{ $$=FIELD_TYPE_DATE; }
	| TIME_SYM			{ $$=FIELD_TYPE_TIME; }
1294 1295
	| TIMESTAMP
	  {
1296
	    if (YYTHD->variables.sql_mode & MODE_MAXDB)
1297 1298
	      $$=FIELD_TYPE_DATETIME;
	    else
1299
	      $$=FIELD_TYPE_TIMESTAMP;
1300
	   }
unknown's avatar
unknown committed
1301 1302 1303
	| TIMESTAMP '(' NUM ')'		{ Lex->length=$3.str;
					  $$=FIELD_TYPE_TIMESTAMP; }
	| DATETIME			{ $$=FIELD_TYPE_DATETIME; }
unknown's avatar
unknown committed
1304
	| TINYBLOB			{ Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1305
					  $$=FIELD_TYPE_TINY_BLOB; }
unknown's avatar
unknown committed
1306
	| BLOB_SYM opt_len		{ Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1307
					  $$=FIELD_TYPE_BLOB; }
unknown's avatar
unknown committed
1308 1309 1310 1311 1312 1313 1314
	| spatial_type			{ 
#ifdef HAVE_SPATIAL
					  Lex->charset=&my_charset_bin;
					  Lex->uint_geom_type= (uint)$1;
					  $$=FIELD_TYPE_GEOMETRY;
#else
	                                  net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
1315 1316
			                             sym_group_geom.name,
	                                             sym_group_geom.needed_define);
unknown's avatar
unknown committed
1317 1318 1319
					  YYABORT;
#endif
					}
unknown's avatar
unknown committed
1320
	| MEDIUMBLOB			{ Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1321
					  $$=FIELD_TYPE_MEDIUM_BLOB; }
unknown's avatar
unknown committed
1322
	| LONGBLOB			{ Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1323
					  $$=FIELD_TYPE_LONG_BLOB; }
unknown's avatar
unknown committed
1324
	| LONG_SYM VARBINARY		{ Lex->charset=&my_charset_bin;
unknown's avatar
unknown committed
1325
					  $$=FIELD_TYPE_MEDIUM_BLOB; }
1326 1327
	| LONG_SYM varchar opt_binary	{ $$=FIELD_TYPE_MEDIUM_BLOB; }
	| TINYTEXT opt_binary		{ $$=FIELD_TYPE_TINY_BLOB; }
1328
	| TEXT_SYM opt_len opt_binary	{ $$=FIELD_TYPE_BLOB; }
1329 1330
	| MEDIUMTEXT opt_binary		{ $$=FIELD_TYPE_MEDIUM_BLOB; }
	| LONGTEXT opt_binary		{ $$=FIELD_TYPE_LONG_BLOB; }
unknown's avatar
unknown committed
1331 1332 1333 1334
	| DECIMAL_SYM float_options field_options
					{ $$=FIELD_TYPE_DECIMAL;}
	| NUMERIC_SYM float_options field_options
					{ $$=FIELD_TYPE_DECIMAL;}
1335 1336
	| FIXED_SYM float_options field_options
					{ $$=FIELD_TYPE_DECIMAL;}
1337
	| ENUM {Lex->interval_list.empty();} '(' string_list ')' opt_binary
unknown's avatar
unknown committed
1338
	  {
unknown's avatar
unknown committed
1339 1340
	    LEX *lex=Lex;
	    lex->interval=typelib(lex->interval_list);
unknown's avatar
unknown committed
1341 1342
	    $$=FIELD_TYPE_ENUM;
	  }
1343
	| SET { Lex->interval_list.empty();} '(' string_list ')' opt_binary
unknown's avatar
unknown committed
1344
	  {
unknown's avatar
unknown committed
1345 1346
	    LEX *lex=Lex;
	    lex->interval=typelib(lex->interval_list);
unknown's avatar
unknown committed
1347
	    $$=FIELD_TYPE_SET;
1348
	  }
1349
	| LONG_SYM opt_binary		{ $$=FIELD_TYPE_MEDIUM_BLOB; }
unknown's avatar
unknown committed
1350 1351 1352 1353 1354 1355
	| SERIAL_SYM
	  {
	    $$=FIELD_TYPE_LONGLONG;
	    Lex->type|= (AUTO_INCREMENT_FLAG | NOT_NULL_FLAG | UNSIGNED_FLAG |
		         UNIQUE_FLAG);
	  }
1356
	;
unknown's avatar
unknown committed
1357

unknown's avatar
unknown committed
1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368
spatial_type:
	GEOMETRY_SYM	      { $$= Field::GEOM_GEOMETRY; }
	| GEOMETRYCOLLECTION  { $$= Field::GEOM_GEOMETRYCOLLECTION; }
	| POINT_SYM           { $$= Field::GEOM_POINT; }
	| MULTIPOINT          { $$= Field::GEOM_MULTIPOINT; }
	| LINESTRING          { $$= Field::GEOM_LINESTRING; }
	| MULTILINESTRING     { $$= Field::GEOM_MULTILINESTRING; }
	| POLYGON             { $$= Field::GEOM_POLYGON; }
	| MULTIPOLYGON        { $$= Field::GEOM_MULTIPOLYGON; }
	;

unknown's avatar
unknown committed
1369 1370
char:
	CHAR_SYM {}
unknown's avatar
unknown committed
1371 1372 1373 1374 1375 1376
	;

nchar:
	NCHAR_SYM {}
	| NATIONAL_SYM CHAR_SYM {}
	;
unknown's avatar
unknown committed
1377

unknown's avatar
unknown committed
1378 1379 1380
varchar:
	char VARYING {}
	| VARCHAR {}
unknown's avatar
unknown committed
1381 1382 1383 1384
	;

nvarchar:
	NATIONAL_SYM VARCHAR {}
unknown's avatar
unknown committed
1385
	| NVARCHAR_SYM {}
unknown's avatar
unknown committed
1386 1387 1388 1389
	| NCHAR_SYM VARCHAR {}
	| NATIONAL_SYM CHAR_SYM VARYING {}
	| NCHAR_SYM VARYING {}
	;
unknown's avatar
unknown committed
1390 1391 1392 1393 1394 1395

int_type:
	INT_SYM		{ $$=FIELD_TYPE_LONG; }
	| TINYINT	{ $$=FIELD_TYPE_TINY; }
	| SMALLINT	{ $$=FIELD_TYPE_SHORT; }
	| MEDIUMINT	{ $$=FIELD_TYPE_INT24; }
unknown's avatar
unknown committed
1396
	| BIGINT	{ $$=FIELD_TYPE_LONGLONG; };
unknown's avatar
unknown committed
1397 1398

real_type:
1399
	REAL		{ $$= YYTHD->variables.sql_mode & MODE_REAL_AS_FLOAT ?
unknown's avatar
unknown committed
1400 1401
			      FIELD_TYPE_FLOAT : FIELD_TYPE_DOUBLE; }
	| DOUBLE_SYM	{ $$=FIELD_TYPE_DOUBLE; }
unknown's avatar
unknown committed
1402
	| DOUBLE_SYM PRECISION { $$=FIELD_TYPE_DOUBLE; };
unknown's avatar
unknown committed
1403 1404 1405 1406 1407


float_options:
	/* empty */		{}
	| '(' NUM ')'		{ Lex->length=$2.str; }
unknown's avatar
unknown committed
1408
	| precision		{};
unknown's avatar
unknown committed
1409 1410 1411 1412 1413 1414

precision:
	'(' NUM ',' NUM ')'
	{
	  LEX *lex=Lex;
	  lex->length=$2.str; lex->dec=$4.str;
unknown's avatar
unknown committed
1415
	};
unknown's avatar
unknown committed
1416 1417 1418

field_options:
	/* empty */		{}
unknown's avatar
unknown committed
1419
	| field_opt_list	{};
unknown's avatar
unknown committed
1420 1421 1422

field_opt_list:
	field_opt_list field_option {}
unknown's avatar
unknown committed
1423
	| field_option {};
unknown's avatar
unknown committed
1424 1425

field_option:
unknown's avatar
unknown committed
1426
	SIGNED_SYM	{}
1427
	| UNSIGNED	{ Lex->type|= UNSIGNED_FLAG;}
unknown's avatar
unknown committed
1428
	| ZEROFILL	{ Lex->type|= UNSIGNED_FLAG | ZEROFILL_FLAG; };
unknown's avatar
unknown committed
1429 1430

opt_len:
1431 1432
	/* empty */	{ Lex->length=(char*) 0; } /* use default length */
	| '(' NUM ')'	{ Lex->length= $2.str; };
unknown's avatar
unknown committed
1433 1434 1435

opt_precision:
	/* empty */	{}
unknown's avatar
unknown committed
1436
	| precision	{};
unknown's avatar
unknown committed
1437 1438 1439

opt_attribute:
	/* empty */ {}
unknown's avatar
unknown committed
1440
	| opt_attribute_list {};
unknown's avatar
unknown committed
1441 1442 1443

opt_attribute_list:
	opt_attribute_list attribute {}
unknown's avatar
unknown committed
1444
	| attribute;
unknown's avatar
unknown committed
1445 1446 1447 1448

attribute:
	NULL_SYM	  { Lex->type&= ~ NOT_NULL_FLAG; }
	| NOT NULL_SYM	  { Lex->type|= NOT_NULL_FLAG; }
1449 1450 1451
	| DEFAULT now_or_signed_literal { Lex->default_value=$2; }
	| ON UPDATE_SYM NOW_SYM optional_braces 
          { Lex->on_update_value= new Item_func_now_local(); }
unknown's avatar
unknown committed
1452
	| AUTO_INC	  { Lex->type|= AUTO_INCREMENT_FLAG | NOT_NULL_FLAG; }
1453
	| SERIAL_SYM DEFAULT VALUE_SYM
1454 1455 1456
	  { 
	    LEX *lex=Lex;
	    lex->type|= AUTO_INCREMENT_FLAG | NOT_NULL_FLAG | UNIQUE_FLAG; 
1457
	    lex->alter_info.flags|= ALTER_ADD_INDEX; 
1458 1459 1460 1461 1462
	  }
	| opt_primary KEY_SYM 
	  {
	    LEX *lex=Lex;
	    lex->type|= PRI_KEY_FLAG | NOT_NULL_FLAG; 
1463
	    lex->alter_info.flags|= ALTER_ADD_INDEX; 
1464 1465 1466 1467 1468
	  }
	| UNIQUE_SYM	  
	  {
	    LEX *lex=Lex;
	    lex->type|= UNIQUE_FLAG; 
1469
	    lex->alter_info.flags|= ALTER_ADD_INDEX; 
1470 1471 1472 1473 1474
	  }
	| UNIQUE_SYM KEY_SYM 
	  {
	    LEX *lex=Lex;
	    lex->type|= UNIQUE_KEY_FLAG; 
1475
	    lex->alter_info.flags|= ALTER_ADD_INDEX; 
1476
	  }
unknown's avatar
unknown committed
1477
	| COMMENT_SYM TEXT_STRING_sys { Lex->comment= &$2; }
1478
	| BINARY { Lex->type|= BINCMP_FLAG; }
unknown's avatar
unknown committed
1479 1480
	| COLLATE_SYM collation_name
	  {
unknown's avatar
unknown committed
1481
	    if (Lex->charset && !my_charset_same(Lex->charset,$2))
unknown's avatar
unknown committed
1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492
	    {
	      net_printf(YYTHD,ER_COLLATION_CHARSET_MISMATCH,
			 $2->name,Lex->charset->csname);
	      YYABORT;
	    }
	    else
	    {
	      Lex->charset=$2;
	    }
	  }
	;
unknown's avatar
unknown committed
1493

1494 1495 1496 1497 1498
now_or_signed_literal:
        NOW_SYM optional_braces { $$= new Item_func_now_local(); }
        | signed_literal { $$=$1; }
        ;

1499 1500 1501 1502
charset:
	CHAR_SYM SET	{}
	| CHARSET	{}
	;
unknown's avatar
unknown committed
1503

1504
charset_name:
1505
	ident_or_text
1506
	{
unknown's avatar
unknown committed
1507
	  if (!($$=get_charset_by_csname($1.str,MY_CS_PRIMARY,MYF(0))))
1508
	  {
1509
	    net_printf(YYTHD,ER_UNKNOWN_CHARACTER_SET,$1.str);
1510 1511
	    YYABORT;
	  }
unknown's avatar
unknown committed
1512 1513 1514
	}
	| BINARY { $$= &my_charset_bin; }
	;
1515

1516 1517 1518
charset_name_or_default:
	charset_name { $$=$1;   }
	| DEFAULT    { $$=NULL; } ;
unknown's avatar
unknown committed
1519

unknown's avatar
unknown committed
1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537

old_or_new_charset_name:
	ident_or_text
	{
	  if (!($$=get_charset_by_csname($1.str,MY_CS_PRIMARY,MYF(0))) &&
	      !($$=get_old_charset_by_name($1.str)))
	  {
	    net_printf(YYTHD,ER_UNKNOWN_CHARACTER_SET,$1.str);
	    YYABORT;
	  }
	}
	| BINARY { $$= &my_charset_bin; }
	;

old_or_new_charset_name_or_default:
	old_or_new_charset_name { $$=$1;   }
	| DEFAULT    { $$=NULL; } ;

1538
collation_name:
1539
	ident_or_text
1540 1541 1542
	{
	  if (!($$=get_charset_by_name($1.str,MYF(0))))
	  {
1543
	    net_printf(YYTHD,ER_UNKNOWN_COLLATION,$1.str);
1544 1545 1546 1547
	    YYABORT;
	  }
	};

1548 1549
opt_collate:
	/* empty */	{ $$=NULL; }
unknown's avatar
unknown committed
1550
	| COLLATE_SYM collation_name_or_default { $$=$2; }
1551 1552
	;

1553 1554 1555 1556
collation_name_or_default:
	collation_name { $$=$1;   }
	| DEFAULT    { $$=NULL; } ;

1557 1558 1559 1560
opt_default:
	/* empty */	{}
	| DEFAULT	{};

unknown's avatar
unknown committed
1561
opt_binary:
1562
	/* empty */			{ Lex->charset=NULL; }
unknown's avatar
unknown committed
1563 1564
	| ASCII_SYM			{ Lex->charset=&my_charset_latin1; }
	| BYTE_SYM			{ Lex->charset=&my_charset_bin; }
unknown's avatar
unknown committed
1565 1566
	| UNICODE_SYM
	{
1567
	  if (!(Lex->charset=get_charset_by_csname("ucs2",MY_CS_PRIMARY,MYF(0))))
unknown's avatar
unknown committed
1568 1569 1570 1571 1572
	  {
	    net_printf(YYTHD,ER_UNKNOWN_CHARACTER_SET,"ucs2");
	    YYABORT;
	  }
	}
1573
	| charset charset_name	{ Lex->charset=$2; } ;
unknown's avatar
unknown committed
1574

unknown's avatar
unknown committed
1575 1576 1577
opt_primary:
	/* empty */
	| PRIMARY_SYM
1578
	;
unknown's avatar
unknown committed
1579

unknown's avatar
unknown committed
1580
references:
1581 1582
	REFERENCES table_ident
	{
1583
	  LEX *lex=Lex;
1584 1585 1586 1587 1588 1589
	  lex->fk_delete_opt= lex->fk_update_opt= lex->fk_match_option= 0;
	  lex->ref_list.empty();
	}
	opt_ref_list
	{
	  $$=$2;
unknown's avatar
unknown committed
1590
	};
1591

1592
opt_ref_list:
unknown's avatar
unknown committed
1593
	/* empty */ opt_on_delete {}
unknown's avatar
unknown committed
1594
	| '(' ref_list ')' opt_on_delete {};
1595 1596 1597

ref_list:
	ref_list ',' ident	{ Lex->ref_list.push_back(new key_part_spec($3.str)); }
unknown's avatar
unknown committed
1598
	| ident			{ Lex->ref_list.push_back(new key_part_spec($1.str)); };
1599

unknown's avatar
unknown committed
1600 1601 1602

opt_on_delete:
	/* empty */ {}
unknown's avatar
unknown committed
1603
	| opt_on_delete_list {};
unknown's avatar
unknown committed
1604 1605 1606

opt_on_delete_list:
	opt_on_delete_list opt_on_delete_item {}
unknown's avatar
unknown committed
1607
	| opt_on_delete_item {};
unknown's avatar
unknown committed
1608 1609

opt_on_delete_item:
1610 1611 1612 1613
	ON DELETE_SYM delete_option   { Lex->fk_delete_opt= $3; }
	| ON UPDATE_SYM delete_option { Lex->fk_update_opt= $3; }
	| MATCH FULL	{ Lex->fk_match_option= foreign_key::FK_MATCH_FULL; }
	| MATCH PARTIAL { Lex->fk_match_option= foreign_key::FK_MATCH_PARTIAL; }
unknown's avatar
unknown committed
1614
	| MATCH SIMPLE_SYM { Lex->fk_match_option= foreign_key::FK_MATCH_SIMPLE; };
unknown's avatar
unknown committed
1615 1616

delete_option:
1617 1618 1619 1620
	RESTRICT	 { $$= (int) foreign_key::FK_OPTION_RESTRICT; }
	| CASCADE	 { $$= (int) foreign_key::FK_OPTION_CASCADE; }
	| SET NULL_SYM   { $$= (int) foreign_key::FK_OPTION_SET_NULL; }
	| NO_SYM ACTION  { $$= (int) foreign_key::FK_OPTION_NO_ACTION; }
unknown's avatar
unknown committed
1621
	| SET DEFAULT    { $$= (int) foreign_key::FK_OPTION_DEFAULT;  };
unknown's avatar
unknown committed
1622 1623

key_type:
1624
	key_or_index			    { $$= Key::MULTIPLE; }
unknown's avatar
SCRUM  
unknown committed
1625 1626
	| FULLTEXT_SYM opt_key_or_index	    { $$= Key::FULLTEXT; }
	| SPATIAL_SYM opt_key_or_index
unknown's avatar
unknown committed
1627 1628 1629 1630 1631
	  {
#ifdef HAVE_SPATIAL
	    $$= Key::SPATIAL;
#else
	    net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
1632
		       sym_group_geom.name, sym_group_geom.needed_define);
unknown's avatar
unknown committed
1633 1634 1635
	    YYABORT;
#endif
	  };
1636 1637 1638

constraint_key_type:
	PRIMARY_SYM KEY_SYM  { $$= Key::PRIMARY; }
unknown's avatar
SCRUM  
unknown committed
1639
	| UNIQUE_SYM opt_key_or_index { $$= Key::UNIQUE; };
unknown's avatar
unknown committed
1640 1641 1642

key_or_index:
	KEY_SYM {}
unknown's avatar
unknown committed
1643
	| INDEX {};
unknown's avatar
unknown committed
1644

unknown's avatar
SCRUM  
unknown committed
1645 1646 1647 1648 1649
opt_key_or_index:
	/* empty */ {}
	| key_or_index
	;

unknown's avatar
unknown committed
1650 1651 1652
keys_or_index:
	KEYS {}
	| INDEX {}
unknown's avatar
unknown committed
1653
	| INDEXES {};
unknown's avatar
unknown committed
1654

1655
opt_unique_or_fulltext:
unknown's avatar
unknown committed
1656 1657
	/* empty */	{ $$= Key::MULTIPLE; }
	| UNIQUE_SYM	{ $$= Key::UNIQUE; }
unknown's avatar
unknown committed
1658
	| FULLTEXT_SYM	{ $$= Key::FULLTEXT;}
unknown's avatar
unknown committed
1659 1660 1661 1662 1663 1664
	| SPATIAL_SYM
	  {
#ifdef HAVE_SPATIAL
	    $$= Key::SPATIAL;
#else
	    net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
1665
	               sym_group_geom.name, sym_group_geom.needed_define);
unknown's avatar
unknown committed
1666 1667 1668
	    YYABORT;
#endif
	  }
unknown's avatar
unknown committed
1669
        ;
unknown's avatar
unknown committed
1670 1671

key_alg:
1672
	/* empty */		   { $$= HA_KEY_ALG_UNDEF; }
1673
	| USING opt_btree_or_rtree { $$= $2; }
unknown's avatar
unknown committed
1674
	| TYPE_SYM opt_btree_or_rtree  { $$= $2; };
unknown's avatar
unknown committed
1675 1676 1677

opt_btree_or_rtree:
	BTREE_SYM	{ $$= HA_KEY_ALG_BTREE; }
unknown's avatar
unknown committed
1678 1679 1680 1681
	| RTREE_SYM
	  {
	    $$= HA_KEY_ALG_RTREE;
	  }
unknown's avatar
unknown committed
1682
	| HASH_SYM	{ $$= HA_KEY_ALG_HASH; };
unknown's avatar
unknown committed
1683 1684 1685

key_list:
	key_list ',' key_part order_dir { Lex->col_list.push_back($3); }
unknown's avatar
unknown committed
1686
	| key_part order_dir		{ Lex->col_list.push_back($1); };
unknown's avatar
unknown committed
1687 1688 1689

key_part:
	ident			{ $$=new key_part_spec($1.str); }
unknown's avatar
unknown committed
1690
	| ident '(' NUM ')'	{ $$=new key_part_spec($1.str,(uint) atoi($3.str)); };
unknown's avatar
unknown committed
1691 1692 1693

opt_ident:
	/* empty */	{ $$=(char*) 0; }	/* Defaultlength */
unknown's avatar
unknown committed
1694
	| field_ident	{ $$=$1.str; };
unknown's avatar
unknown committed
1695

1696 1697 1698
opt_component:
	/* empty */	 { $$.str= 0; $$.length= 0; }
	| '.' ident	 { $$=$2; };
1699

unknown's avatar
unknown committed
1700 1701
string_list:
	text_string			{ Lex->interval_list.push_back($1); }
unknown's avatar
unknown committed
1702
	| string_list ',' text_string	{ Lex->interval_list.push_back($3); };
unknown's avatar
unknown committed
1703 1704 1705 1706 1707 1708 1709 1710

/*
** Alter table
*/

alter:
	ALTER opt_ignore TABLE_SYM table_ident
	{
1711
	  THD *thd= YYTHD;
1712
	  LEX *lex= thd->lex;
unknown's avatar
unknown committed
1713 1714
	  lex->sql_command = SQLCOM_ALTER_TABLE;
	  lex->name=0;
unknown's avatar
unknown committed
1715 1716
	  if (!lex->select_lex.add_table_to_list(thd, $4, NULL,
						 TL_OPTION_UPDATING))
unknown's avatar
unknown committed
1717 1718 1719 1720
	    YYABORT;
	  lex->create_list.empty();
	  lex->key_list.empty();
	  lex->col_list.empty();
1721
          lex->select_lex.init_order();
1722
	  lex->select_lex.db=lex->name=0;
1723
	  bzero((char*) &lex->create_info,sizeof(lex->create_info));
unknown's avatar
unknown committed
1724
	  lex->create_info.db_type= DB_TYPE_DEFAULT;
1725
	  lex->create_info.default_table_charset= thd->variables.collation_database;
1726
	  lex->create_info.row_type= ROW_TYPE_NOT_USED;
1727 1728 1729
	  lex->alter_info.clear();          
	  lex->alter_info.is_simple= 1;
	  lex->alter_info.flags= 0;
unknown's avatar
unknown committed
1730
	}
1731 1732
	alter_list
	{}
1733
	| ALTER DATABASE ident opt_create_database_options
1734 1735 1736 1737
	  {
	    LEX *lex=Lex;
	    lex->sql_command=SQLCOM_ALTER_DB;
	    lex->name=$3.str;
1738
	  };
1739 1740


unknown's avatar
unknown committed
1741
alter_list:
1742 1743
	| DISCARD TABLESPACE { Lex->alter_info.tablespace_op= DISCARD_TABLESPACE; }
	| IMPORT TABLESPACE { Lex->alter_info.tablespace_op= IMPORT_TABLESPACE; }
unknown's avatar
unknown committed
1744
        | alter_list_item
unknown's avatar
unknown committed
1745
	| alter_list ',' alter_list_item;
unknown's avatar
unknown committed
1746 1747

add_column:
1748 1749 1750 1751
	ADD opt_column 
	{
	  LEX *lex=Lex;
	  lex->change=0; 
1752
	  lex->alter_info.flags|= ALTER_ADD_COLUMN; 
1753
	};
unknown's avatar
unknown committed
1754 1755

alter_list_item:
1756
	add_column column_def opt_place { Lex->alter_info.is_simple= 0; }
1757 1758 1759
	| ADD key_def 
	  { 
	    LEX *lex=Lex;
1760 1761
	    lex->alter_info.is_simple= 0; 
	    lex->alter_info.flags|= ALTER_ADD_INDEX; 
1762
	  }
1763
	| add_column '(' field_list ')'      { Lex->alter_info.is_simple= 0; }
unknown's avatar
unknown committed
1764 1765 1766
	| CHANGE opt_column field_ident
	  {
	     LEX *lex=Lex;
1767
	     lex->change= $3.str; 
1768 1769
	     lex->alter_info.is_simple= 0;
	     lex->alter_info.flags|= ALTER_CHANGE_COLUMN;
unknown's avatar
unknown committed
1770
	  }
1771
          field_spec opt_place
unknown's avatar
unknown committed
1772 1773 1774 1775
        | MODIFY_SYM opt_column field_ident
          {
            LEX *lex=Lex;
            lex->length=lex->dec=0; lex->type=0; lex->interval=0;
1776
            lex->default_value= lex->on_update_value= 0;
unknown's avatar
unknown committed
1777
	    lex->comment=0;
1778
	    lex->charset= NULL;
1779 1780
            lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_CHANGE_COLUMN;
unknown's avatar
unknown committed
1781 1782 1783 1784
          }
          type opt_attribute
          {
            LEX *lex=Lex;
unknown's avatar
unknown committed
1785
            if (add_field_to_list(lex->thd,$3.str,
unknown's avatar
unknown committed
1786 1787
                                  (enum enum_field_types) $5,
                                  lex->length,lex->dec,lex->type,
1788 1789
                                  lex->default_value, lex->on_update_value,
                                  lex->comment,
unknown's avatar
unknown committed
1790 1791
				  $3.str, lex->interval, lex->charset,
				  lex->uint_geom_type))
unknown's avatar
unknown committed
1792 1793 1794
	       YYABORT;
          }
          opt_place
unknown's avatar
unknown committed
1795
	| DROP opt_column field_ident opt_restrict
unknown's avatar
unknown committed
1796 1797
	  {
	    LEX *lex=Lex;
1798 1799 1800 1801
	    lex->alter_info.drop_list.push_back(new Alter_drop(Alter_drop::COLUMN,
	    			                               $3.str)); 
	    lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_DROP_COLUMN;
unknown's avatar
unknown committed
1802
	  }
1803
	| DROP FOREIGN KEY_SYM opt_ident { Lex->alter_info.is_simple= 0; }
unknown's avatar
unknown committed
1804 1805 1806
	| DROP PRIMARY_SYM KEY_SYM
	  {
	    LEX *lex=Lex;
1807 1808 1809 1810
	    lex->alter_info.drop_list.push_back(new Alter_drop(Alter_drop::KEY,
				               primary_key_name));
	    lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_DROP_INDEX;
unknown's avatar
unknown committed
1811
	  }
unknown's avatar
unknown committed
1812
	| DROP key_or_index field_ident
unknown's avatar
unknown committed
1813 1814
	  {
	    LEX *lex=Lex;
1815 1816 1817 1818
	    lex->alter_info.drop_list.push_back(new Alter_drop(Alter_drop::KEY,
					                       $3.str));
	    lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_DROP_INDEX;
unknown's avatar
unknown committed
1819
	  }
1820 1821
	| DISABLE_SYM KEYS { Lex->alter_info.keys_onoff= DISABLE; }
	| ENABLE_SYM KEYS  { Lex->alter_info.keys_onoff= ENABLE; }
unknown's avatar
unknown committed
1822
	| ALTER opt_column field_ident SET DEFAULT signed_literal
unknown's avatar
unknown committed
1823 1824
	  {
	    LEX *lex=Lex;
1825 1826 1827
	    lex->alter_info.alter_list.push_back(new Alter_column($3.str,$6));
	    lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_CHANGE_COLUMN;
unknown's avatar
unknown committed
1828
	  }
unknown's avatar
unknown committed
1829
	| ALTER opt_column field_ident DROP DEFAULT
unknown's avatar
unknown committed
1830 1831
	  {
	    LEX *lex=Lex;
1832 1833 1834 1835
	    lex->alter_info.alter_list.push_back(new Alter_column($3.str,
                                                                  (Item*) 0));
	    lex->alter_info.is_simple= 0;
	    lex->alter_info.flags|= ALTER_CHANGE_COLUMN;
unknown's avatar
unknown committed
1836
	  }
1837
	| RENAME opt_to table_ident
1838
	  {
1839
	    LEX *lex=Lex;
1840
	    lex->select_lex.db=$3->db.str;
1841
	    lex->name= $3->table.str;
1842
	    lex->alter_info.flags|= ALTER_RENAME;
1843
	  }
1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857
	| CONVERT_SYM TO_SYM charset charset_name_or_default opt_collate
	  {
	    if (!$4)
	    {
	      THD *thd= YYTHD;
	      $4= thd->variables.collation_database;
	    }
	    $5= $5 ? $5 : $4;
	    if (!my_charset_same($4,$5))
	    {
	      net_printf(YYTHD,ER_COLLATION_CHARSET_MISMATCH,
			 $5->name,$4->csname);
	      YYABORT;
	    }
1858
	    LEX *lex= Lex;
unknown's avatar
unknown committed
1859 1860 1861 1862
	    lex->create_info.table_charset= 
	      lex->create_info.default_table_charset= $5;
	    lex->create_info.used_fields|= (HA_CREATE_USED_CHARSET |
					    HA_CREATE_USED_DEFAULT_CHARSET);
1863
	    lex->alter_info.is_simple= 0;
1864
	  }
1865 1866 1867
        | create_table_options_space_separated 
	  {
	    LEX *lex=Lex;
1868 1869
	    lex->alter_info.is_simple= 0; 
	    lex->alter_info.flags|= ALTER_OPTIONS;
1870 1871 1872 1873
	  }
	| order_clause         
	  {
	    LEX *lex=Lex;
1874 1875
	    lex->alter_info.is_simple= 0; 
	    lex->alter_info.flags|= ALTER_ORDER;
1876
	  };
unknown's avatar
unknown committed
1877 1878 1879

opt_column:
	/* empty */	{}
unknown's avatar
unknown committed
1880
	| COLUMN_SYM	{};
unknown's avatar
unknown committed
1881 1882 1883

opt_ignore:
	/* empty */	{ Lex->duplicates=DUP_ERROR; }
unknown's avatar
unknown committed
1884
	| IGNORE_SYM	{ Lex->duplicates=DUP_IGNORE; };
unknown's avatar
unknown committed
1885 1886 1887 1888

opt_restrict:
	/* empty */	{}
	| RESTRICT	{}
unknown's avatar
unknown committed
1889
	| CASCADE	{};
unknown's avatar
unknown committed
1890 1891 1892 1893

opt_place:
	/* empty */	{}
	| AFTER_SYM ident { store_position_for_column($2.str); }
unknown's avatar
unknown committed
1894
	| FIRST_SYM	  { store_position_for_column(first_keyword); };
unknown's avatar
unknown committed
1895 1896 1897 1898

opt_to:
	/* empty */	{}
	| TO_SYM	{}
1899
	| EQ		{}
unknown's avatar
unknown committed
1900
	| AS		{};
unknown's avatar
unknown committed
1901

unknown's avatar
unknown committed
1902
/*
1903
  SLAVE START and SLAVE STOP are deprecated. We keep them for compatibility.
unknown's avatar
unknown committed
1904 1905
*/

unknown's avatar
unknown committed
1906
slave:
1907 1908 1909 1910 1911 1912 1913
	  START_SYM SLAVE slave_thread_opts 
          {
	    LEX *lex=Lex;
            lex->sql_command = SQLCOM_SLAVE_START;
	    lex->type = 0;
	    /* We'll use mi structure for UNTIL options */
	    bzero((char*) &lex->mi, sizeof(lex->mi));
unknown's avatar
unknown committed
1914
            /* If you change this code don't forget to update SLAVE START too */
1915 1916 1917
          }
          slave_until
          {}
unknown's avatar
unknown committed
1918 1919 1920 1921 1922
        | STOP_SYM SLAVE slave_thread_opts
          {
	    LEX *lex=Lex;
            lex->sql_command = SQLCOM_SLAVE_STOP;
	    lex->type = 0;
unknown's avatar
unknown committed
1923
            /* If you change this code don't forget to update SLAVE STOP too */
unknown's avatar
unknown committed
1924
          }
1925 1926 1927 1928 1929
	| SLAVE START_SYM slave_thread_opts
         {
	   LEX *lex=Lex;
           lex->sql_command = SQLCOM_SLAVE_START;
	   lex->type = 0;
1930 1931 1932 1933 1934
	    /* We'll use mi structure for UNTIL options */
	    bzero((char*) &lex->mi, sizeof(lex->mi));
          }
          slave_until
          {}
1935 1936 1937 1938 1939 1940 1941 1942
	| SLAVE STOP_SYM slave_thread_opts
         {
	   LEX *lex=Lex;
           lex->sql_command = SQLCOM_SLAVE_STOP;
	   lex->type = 0;
         }
        ;

unknown's avatar
unknown committed
1943

unknown's avatar
unknown committed
1944 1945 1946 1947 1948
start:
	START_SYM TRANSACTION_SYM { Lex->sql_command = SQLCOM_BEGIN;}
	{}
	;

unknown's avatar
unknown committed
1949
slave_thread_opts:
1950 1951
	{ Lex->slave_thd_opt= 0; }
	slave_thread_opt_list
1952
        {}
unknown's avatar
unknown committed
1953
	;
1954 1955

slave_thread_opt_list:
unknown's avatar
unknown committed
1956
	slave_thread_opt
1957 1958
	| slave_thread_opt_list ',' slave_thread_opt
	;
1959 1960

slave_thread_opt:
1961
	/*empty*/	{}
unknown's avatar
unknown committed
1962
	| SQL_THREAD	{ Lex->slave_thd_opt|=SLAVE_SQL; }
unknown's avatar
unknown committed
1963
	| RELAY_THREAD 	{ Lex->slave_thd_opt|=SLAVE_IO; }
unknown's avatar
unknown committed
1964
	;
1965

1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987
slave_until:
	/*empty*/	{}
	| UNTIL_SYM slave_until_opts
          {
            LEX *lex=Lex;
            if ((lex->mi.log_file_name || lex->mi.pos) &&
                (lex->mi.relay_log_name || lex->mi.relay_log_pos) ||
                !((lex->mi.log_file_name && lex->mi.pos) ||
                  (lex->mi.relay_log_name && lex->mi.relay_log_pos)))
            {
               send_error(lex->thd, ER_BAD_SLAVE_UNTIL_COND);
               YYABORT;
            }

          }
	;

slave_until_opts:
       master_file_def
       | slave_until_opts ',' master_file_def ;


unknown's avatar
unknown committed
1988 1989 1990 1991 1992
restore:
	RESTORE_SYM table_or_tables
	{
	   Lex->sql_command = SQLCOM_RESTORE_TABLE;
	}
unknown's avatar
unknown committed
1993
	table_list FROM TEXT_STRING_sys
unknown's avatar
unknown committed
1994 1995
        {
	  Lex->backup_dir = $6.str;
unknown's avatar
unknown committed
1996
        };
unknown's avatar
unknown committed
1997

unknown's avatar
unknown committed
1998 1999 2000 2001 2002
backup:
	BACKUP_SYM table_or_tables
	{
	   Lex->sql_command = SQLCOM_BACKUP_TABLE;
	}
unknown's avatar
unknown committed
2003
	table_list TO_SYM TEXT_STRING_sys
unknown's avatar
unknown committed
2004 2005
        {
	  Lex->backup_dir = $6.str;
unknown's avatar
unknown committed
2006
        };
unknown's avatar
unknown committed
2007

2008 2009 2010 2011 2012 2013
checksum:
        CHECKSUM_SYM table_or_tables
	{
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_CHECKSUM;
	}
2014 2015
	table_list opt_checksum_type
        {}
2016 2017
	;

2018 2019 2020 2021 2022 2023
opt_checksum_type:
        /* nothing */  { Lex->check_opt.flags= 0; }
	| QUICK        { Lex->check_opt.flags= T_QUICK; }
	| EXTENDED_SYM { Lex->check_opt.flags= T_EXTEND; }
        ;

unknown's avatar
unknown committed
2024
repair:
2025
	REPAIR opt_no_write_to_binlog table_or_tables
unknown's avatar
unknown committed
2026
	{
unknown's avatar
unknown committed
2027 2028
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_REPAIR;
2029
           lex->no_write_to_binlog= $2;
unknown's avatar
unknown committed
2030
	   lex->check_opt.init();
unknown's avatar
unknown committed
2031
	}
2032 2033 2034
	table_list opt_mi_repair_type
	{}
	;
unknown's avatar
unknown committed
2035

unknown's avatar
unknown committed
2036
opt_mi_repair_type:
unknown's avatar
unknown committed
2037
	/* empty */ { Lex->check_opt.flags = T_MEDIUM; }
unknown's avatar
unknown committed
2038
	| mi_repair_types {};
unknown's avatar
unknown committed
2039

unknown's avatar
unknown committed
2040 2041
mi_repair_types:
	mi_repair_type {}
unknown's avatar
unknown committed
2042
	| mi_repair_type mi_repair_types {};
2043

unknown's avatar
unknown committed
2044
mi_repair_type:
unknown's avatar
unknown committed
2045
	QUICK          { Lex->check_opt.flags|= T_QUICK; }
2046
	| EXTENDED_SYM { Lex->check_opt.flags|= T_EXTEND; }
unknown's avatar
unknown committed
2047
        | USE_FRM      { Lex->check_opt.sql_flags|= TT_USEFRM; };
unknown's avatar
unknown committed
2048 2049

analyze:
2050
	ANALYZE_SYM opt_no_write_to_binlog table_or_tables
unknown's avatar
unknown committed
2051
	{
unknown's avatar
unknown committed
2052 2053
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_ANALYZE;
2054
           lex->no_write_to_binlog= $2;
unknown's avatar
unknown committed
2055
	   lex->check_opt.init();
unknown's avatar
unknown committed
2056
	}
2057 2058 2059
	table_list opt_mi_check_type
	{}
	;
unknown's avatar
unknown committed
2060 2061

check:
unknown's avatar
unknown committed
2062
	CHECK_SYM table_or_tables
unknown's avatar
unknown committed
2063
	{
unknown's avatar
unknown committed
2064 2065 2066
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_CHECK;
	   lex->check_opt.init();
unknown's avatar
unknown committed
2067
	}
2068 2069 2070
	table_list opt_mi_check_type
	{}
	;
unknown's avatar
unknown committed
2071

unknown's avatar
unknown committed
2072 2073
opt_mi_check_type:
	/* empty */ { Lex->check_opt.flags = T_MEDIUM; }
unknown's avatar
unknown committed
2074
	| mi_check_types {};
unknown's avatar
unknown committed
2075 2076 2077

mi_check_types:
	mi_check_type {}
unknown's avatar
unknown committed
2078
	| mi_check_type mi_check_types {};
unknown's avatar
unknown committed
2079 2080 2081 2082 2083 2084

mi_check_type:
	QUICK      { Lex->check_opt.flags|= T_QUICK; }
	| FAST_SYM { Lex->check_opt.flags|= T_FAST; }
	| MEDIUM_SYM { Lex->check_opt.flags|= T_MEDIUM; }
	| EXTENDED_SYM { Lex->check_opt.flags|= T_EXTEND; }
unknown's avatar
unknown committed
2085
	| CHANGED  { Lex->check_opt.flags|= T_CHECK_ONLY_CHANGED; };
unknown's avatar
unknown committed
2086

unknown's avatar
unknown committed
2087
optimize:
2088
	OPTIMIZE opt_no_write_to_binlog table_or_tables
unknown's avatar
unknown committed
2089
	{
unknown's avatar
unknown committed
2090 2091
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_OPTIMIZE;
unknown's avatar
unknown committed
2092
           lex->no_write_to_binlog= $2;
unknown's avatar
unknown committed
2093
	   lex->check_opt.init();
unknown's avatar
unknown committed
2094
	}
2095 2096 2097
	table_list opt_mi_check_type
	{}
	;
unknown's avatar
unknown committed
2098

2099 2100 2101
opt_no_write_to_binlog:
	/* empty */        { $$= 0; }
	| NO_WRITE_TO_BINLOG  { $$= 1; }
2102
	| LOCAL_SYM  { $$= 1; }
2103 2104
	;

2105 2106 2107 2108 2109
rename:
	RENAME table_or_tables
	{
	   Lex->sql_command=SQLCOM_RENAME_TABLE;
	}
2110 2111 2112
	table_to_table_list
	{}
	;
2113 2114 2115

table_to_table_list:
	table_to_table
unknown's avatar
unknown committed
2116
	| table_to_table_list ',' table_to_table;
2117 2118 2119

table_to_table:
	table_ident TO_SYM table_ident
2120
	{
unknown's avatar
unknown committed
2121
	  LEX *lex=Lex;
unknown's avatar
unknown committed
2122
	  SELECT_LEX *sl= lex->current_select;
unknown's avatar
unknown committed
2123 2124 2125 2126
	  if (!sl->add_table_to_list(lex->thd, $1,NULL,TL_OPTION_UPDATING,
				     TL_IGNORE) ||
	      !sl->add_table_to_list(lex->thd, $3,NULL,TL_OPTION_UPDATING,
				     TL_IGNORE))
2127
	    YYABORT;
2128
	};
2129

unknown's avatar
unknown committed
2130
keycache:
2131
        CACHE_SYM INDEX keycache_list IN_SYM key_cache_name
unknown's avatar
unknown committed
2132 2133
        {
          LEX *lex=Lex;
2134 2135
          lex->sql_command= SQLCOM_ASSIGN_TO_KEYCACHE;
	  lex->name_and_length= $5;
unknown's avatar
unknown committed
2136 2137 2138 2139 2140 2141 2142 2143
        }
        ;

keycache_list:
        assign_to_keycache
        | keycache_list ',' assign_to_keycache;

assign_to_keycache:
2144
        table_ident cache_keys_spec
unknown's avatar
unknown committed
2145 2146 2147 2148 2149 2150
        {
          LEX *lex=Lex;
          SELECT_LEX *sel= &lex->select_lex;
          if (!sel->add_table_to_list(lex->thd, $1, NULL, 0,
                                      TL_READ,
                                      sel->get_use_index(),
2151
                                      (List<String> *)0))
unknown's avatar
unknown committed
2152 2153 2154 2155
            YYABORT;
        }
        ;

2156 2157 2158
key_cache_name:
	ident	   { $$= $1; }
	| DEFAULT  { $$ = default_key_cache_base; }
2159
	;
2160

unknown's avatar
unknown committed
2161
preload:
unknown's avatar
unknown committed
2162
	LOAD INDEX INTO CACHE_SYM
unknown's avatar
unknown committed
2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175
	{
	  LEX *lex=Lex;
	  lex->sql_command=SQLCOM_PRELOAD_KEYS;
	}
	preload_list
	{}
	;

preload_list:
	preload_keys
	| preload_list ',' preload_keys;

preload_keys:
unknown's avatar
unknown committed
2176
	table_ident cache_keys_spec opt_ignore_leaves
unknown's avatar
unknown committed
2177 2178 2179
	{
	  LEX *lex=Lex;
	  SELECT_LEX *sel= &lex->select_lex;
unknown's avatar
unknown committed
2180 2181
	  if (!sel->add_table_to_list(lex->thd, $1, NULL, $3,
                                      TL_READ,
unknown's avatar
unknown committed
2182 2183 2184 2185 2186 2187
                                      sel->get_use_index(),
                                      (List<String> *)0))
            YYABORT;
	}
	;

2188
cache_keys_spec:
2189
        { Select->interval_list.empty(); }
2190 2191 2192 2193 2194 2195 2196
        cache_key_list_or_empty
        {
          LEX *lex=Lex;
          SELECT_LEX *sel= &lex->select_lex;
          sel->use_index= sel->interval_list;
        }
        ;
unknown's avatar
unknown committed
2197

unknown's avatar
unknown committed
2198
cache_key_list_or_empty:
2199
	/* empty */	{ Lex->select_lex.use_index_ptr= 0; }
2200
	| opt_key_or_index '(' key_usage_list2 ')'
2201 2202 2203 2204
	  {
            SELECT_LEX *sel= &Lex->select_lex;
	    sel->use_index_ptr= &sel->use_index;
	  }
unknown's avatar
unknown committed
2205 2206
	;

unknown's avatar
unknown committed
2207
opt_ignore_leaves:
unknown's avatar
unknown committed
2208 2209 2210 2211 2212
	/* empty */
	{ $$= 0; }
	| IGNORE_SYM LEAVES { $$= TL_OPTION_IGNORE_LEAVES; }
	;

unknown's avatar
unknown committed
2213
/*
unknown's avatar
unknown committed
2214
  Select : retrieve data from table
unknown's avatar
unknown committed
2215 2216 2217 2218
*/


select:
2219 2220 2221 2222 2223
	select_init
	{
	  LEX *lex= Lex;
	  lex->sql_command= SQLCOM_SELECT;
	  lex->select_lex.resolve_mode= SELECT_LEX::SELECT_MODE;
unknown's avatar
unknown committed
2224 2225
	}
	;
unknown's avatar
unknown committed
2226

2227
/* Need select_init2 for subselects. */
unknown's avatar
unknown committed
2228
select_init:
2229
	SELECT_SYM select_init2
2230
	|
2231 2232
	'(' SELECT_SYM select_part2 ')'
	  {
2233
	    LEX *lex= Lex;
unknown's avatar
unknown committed
2234
            SELECT_LEX * sel= lex->current_select;
unknown's avatar
unknown committed
2235
	    if (sel->set_braces(1))
2236
	    {
2237
	      yyerror(ER(ER_SYNTAX_ERROR));
2238 2239
	      YYABORT;
	    }
2240 2241
	  if (sel->linkage == UNION_TYPE &&
	      !sel->master_unit()->first_select()->braces)
unknown's avatar
unknown committed
2242
	  {
2243
	    yyerror(ER(ER_SYNTAX_ERROR));
unknown's avatar
unknown committed
2244 2245
	    YYABORT;
	  }
2246
            /* select in braces, can't contain global parameters */
unknown's avatar
unknown committed
2247 2248 2249
	    if (sel->master_unit()->fake_select_lex)
              sel->master_unit()->global_parameters=
                 sel->master_unit()->fake_select_lex;
unknown's avatar
unknown committed
2250
          } union_opt;
2251

2252 2253
select_init2:
	select_part2
2254
        {
2255
	  LEX *lex= Lex;
unknown's avatar
unknown committed
2256
          SELECT_LEX * sel= lex->current_select;
unknown's avatar
unknown committed
2257
          if (lex->current_select->set_braces(0))
2258
	  {
2259
	    yyerror(ER(ER_SYNTAX_ERROR));
2260 2261
	    YYABORT;
	  }
2262 2263
	  if (sel->linkage == UNION_TYPE &&
	      sel->master_unit()->first_select()->braces)
unknown's avatar
unknown committed
2264
	  {
2265
	    yyerror(ER(ER_SYNTAX_ERROR));
unknown's avatar
unknown committed
2266 2267
	    YYABORT;
	  }
2268
	}
2269
	union_clause
2270 2271
	;

2272
select_part2:
unknown's avatar
unknown committed
2273
	{
unknown's avatar
unknown committed
2274 2275 2276
	  LEX *lex= Lex;
	  SELECT_LEX *sel= lex->current_select;
	  lex->lock_option= TL_READ;
unknown's avatar
unknown committed
2277 2278
	  if (sel->linkage != UNION_TYPE)
	    mysql_init_select(lex);
unknown's avatar
unknown committed
2279 2280 2281 2282 2283
	  lex->current_select->parsing_place= SELECT_LEX_NODE::SELECT_LIST;
	}
	select_options select_item_list
	{
	  Select->parsing_place= SELECT_LEX_NODE::NO_MATTER;
unknown's avatar
unknown committed
2284
	}
unknown's avatar
unknown committed
2285
	select_into select_lock_type;
2286

unknown's avatar
unknown committed
2287
select_into:
2288 2289
	opt_limit_clause {}
        | into
unknown's avatar
unknown committed
2290
	| select_from
2291 2292
	| into select_from
	| select_from into;
unknown's avatar
unknown committed
2293 2294

select_from:
2295 2296 2297 2298 2299 2300 2301
	  FROM join_table_list where_clause group_clause having_clause
	       opt_order_clause opt_limit_clause procedure_clause
        | FROM DUAL_SYM /* oracle compatibility: oracle always requires FROM
                           clause, and DUAL is system table without fields.
                           Is "SELECT 1 FROM DUAL" any better than
                           "SELECT 1" ? Hmmm :) */
	;
unknown's avatar
unknown committed
2302 2303 2304

select_options:
	/* empty*/
unknown's avatar
unknown committed
2305
	| select_option_list;
unknown's avatar
unknown committed
2306 2307 2308

select_option_list:
	select_option_list select_option
unknown's avatar
unknown committed
2309
	| select_option;
unknown's avatar
unknown committed
2310 2311

select_option:
2312
	STRAIGHT_JOIN { Select->options|= SELECT_STRAIGHT_JOIN; }
2313 2314 2315 2316 2317 2318
	| HIGH_PRIORITY
	  {
	    if (check_simple_select())
	      YYABORT;
	    Lex->lock_option= TL_READ_HIGH_PRIORITY;
	  }
2319 2320 2321
	| DISTINCT	{ Select->options|= SELECT_DISTINCT; }
	| SQL_SMALL_RESULT { Select->options|= SELECT_SMALL_RESULT; }
	| SQL_BIG_RESULT { Select->options|= SELECT_BIG_RESULT; }
2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333
	| SQL_BUFFER_RESULT
	  {
	    if (check_simple_select())
	      YYABORT;
	    Select->options|= OPTION_BUFFER_RESULT;
	  }
	| SQL_CALC_FOUND_ROWS
	  {
	    if (check_simple_select())
	      YYABORT;
	    Select->options|= OPTION_FOUND_ROWS;
	  }
2334
	| SQL_NO_CACHE_SYM { Lex->safe_to_cache_query=0; }
2335 2336 2337 2338
	| SQL_CACHE_SYM
	  {
	    Lex->select_lex.options|= OPTION_TO_QUERY_CACHE;
	  }
2339 2340
	| ALL		{}
	;
unknown's avatar
unknown committed
2341

unknown's avatar
unknown committed
2342 2343 2344
select_lock_type:
	/* empty */
	| FOR_SYM UPDATE_SYM
2345 2346
	  {
	    LEX *lex=Lex;
2347
	    lex->current_select->set_lock_for_tables(TL_WRITE);
2348
	    lex->safe_to_cache_query=0;
2349
	  }
unknown's avatar
unknown committed
2350
	| LOCK_SYM IN_SYM SHARE_SYM MODE_SYM
2351 2352
	  {
	    LEX *lex=Lex;
2353 2354
	    lex->current_select->
	      set_lock_for_tables(TL_READ_WITH_SHARED_LOCKS);
2355
	    lex->safe_to_cache_query=0;
2356 2357
	  }
	;
unknown's avatar
unknown committed
2358

unknown's avatar
unknown committed
2359 2360 2361 2362 2363
select_item_list:
	  select_item_list ',' select_item
	| select_item
	| '*'
	  {
2364 2365
	    THD *thd= YYTHD;
	    if (add_item_to_list(thd, new Item_field(NULL, NULL, "*")))
unknown's avatar
unknown committed
2366
	      YYABORT;
2367
	    (thd->lex->current_select->with_wild)++;
unknown's avatar
unknown committed
2368
	  };
unknown's avatar
unknown committed
2369 2370 2371 2372 2373


select_item:
	  remember_name select_item2 remember_end select_alias
	  {
unknown's avatar
unknown committed
2374
	    if (add_item_to_list(YYTHD, $2))
unknown's avatar
unknown committed
2375 2376
	      YYABORT;
	    if ($4.str)
unknown's avatar
unknown committed
2377
	      $2->set_name($4.str,$4.length,system_charset_info);
unknown's avatar
unknown committed
2378
	    else if (!$2->name)
unknown's avatar
unknown committed
2379
	      $2->set_name($1,(uint) ($3 - $1), YYTHD->charset());
unknown's avatar
unknown committed
2380
	  };
unknown's avatar
unknown committed
2381 2382

remember_name:
unknown's avatar
unknown committed
2383
	{ $$=(char*) Lex->tok_start; };
unknown's avatar
unknown committed
2384 2385

remember_end:
unknown's avatar
unknown committed
2386
	{ $$=(char*) Lex->tok_end; };
unknown's avatar
unknown committed
2387 2388 2389

select_item2:
	table_wild	{ $$=$1; } /* table.* */
unknown's avatar
unknown committed
2390
	| expr		{ $$=$1; };
unknown's avatar
unknown committed
2391 2392

select_alias:
unknown's avatar
unknown committed
2393 2394 2395 2396 2397 2398
	/* empty */		{ $$.str=0;}
	| AS ident		{ $$=$2; }
	| AS TEXT_STRING_sys	{ $$=$2; }
	| ident			{ $$=$1; }
	| TEXT_STRING_sys	{ $$=$1; }
	;
unknown's avatar
unknown committed
2399 2400 2401

optional_braces:
	/* empty */ {}
unknown's avatar
unknown committed
2402
	| '(' ')' {};
unknown's avatar
unknown committed
2403

unknown's avatar
unknown committed
2404
/* all possible expressions */
unknown's avatar
SCRUM  
unknown committed
2405 2406 2407 2408
expr:	
	expr_expr	{ $$= $1; }
	| simple_expr	{ $$= $1; }
	;
unknown's avatar
unknown committed
2409

unknown's avatar
unknown committed
2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421
comp_op:  EQ		{ $$ = &comp_eq_creator; }
	| GE		{ $$ = &comp_ge_creator; }
	| GT_SYM	{ $$ = &comp_gt_creator; }
	| LE		{ $$ = &comp_le_creator; }
	| LT		{ $$ = &comp_lt_creator; }
	| NE		{ $$ = &comp_ne_creator; }
	;

all_or_any: ALL     { $$ = 1; }
        |   ANY_SYM { $$ = 0; }
        ;

unknown's avatar
unknown committed
2422 2423
/* expressions that begin with 'expr' */
expr_expr:
unknown's avatar
SCRUM  
unknown committed
2424
	 expr IN_SYM '(' expr_list ')'
2425
	  { $4->push_front($1); $$= new Item_func_in(*$4); }
unknown's avatar
unknown committed
2426
	| expr NOT IN_SYM '(' expr_list ')'
2427
	  { $5->push_front($1); $$= new Item_func_not(new Item_func_in(*$5)); }
unknown's avatar
unknown committed
2428
        | expr IN_SYM in_subselect
2429
          { $$= new Item_in_subselect($1, $3); }
unknown's avatar
unknown committed
2430
	| expr NOT IN_SYM in_subselect
2431
          {
2432
            $$= new Item_func_not(new Item_in_subselect($1, $4));
unknown's avatar
unknown committed
2433
          }
unknown's avatar
unknown committed
2434
	| expr BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2435
	  { $$= new Item_func_between($1,$3,$5); }
unknown's avatar
unknown committed
2436
	| expr NOT BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2437
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
2438
	| expr OR_OR_CONCAT expr { $$= or_or_concat(YYTHD, $1,$3); }
unknown's avatar
unknown committed
2439
	| expr OR_SYM expr	{ $$= new Item_cond_or($1,$3); }
unknown's avatar
unknown committed
2440
        | expr XOR expr		{ $$= new Item_cond_xor($1,$3); }
unknown's avatar
unknown committed
2441
	| expr AND_SYM expr	{ $$= new Item_cond_and($1,$3); }
unknown's avatar
unknown committed
2442 2443 2444 2445 2446 2447 2448 2449 2450
	| expr SOUNDS_SYM LIKE expr
	  {
	    $$= new Item_func_eq(new Item_func_soundex($1),
				 new Item_func_soundex($4));
	  }
	| expr LIKE simple_expr opt_escape
          { $$= new Item_func_like($1,$3,$4); }
	| expr NOT LIKE simple_expr opt_escape
          { $$= new Item_func_not(new Item_func_like($1,$4,$5));}
unknown's avatar
unknown committed
2451
	| expr REGEXP expr { $$= new Item_func_regex($1,$3); }
unknown's avatar
unknown committed
2452 2453
	| expr NOT REGEXP expr
          { $$= new Item_func_not(new Item_func_regex($1,$4)); }
unknown's avatar
unknown committed
2454 2455 2456
	| expr IS NULL_SYM	{ $$= new Item_func_isnull($1); }
	| expr IS NOT NULL_SYM { $$= new Item_func_isnotnull($1); }
	| expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
unknown's avatar
unknown committed
2457
	| expr comp_op expr %prec EQ	{ $$= (*$2)(0)->create($1,$3); }
unknown's avatar
unknown committed
2458 2459
	| expr comp_op all_or_any in_subselect %prec EQ
	{
unknown's avatar
unknown committed
2460
	  $$= all_any_subquery_creator($1, $2, $3, $4);
unknown's avatar
unknown committed
2461
	}
unknown's avatar
unknown committed
2462 2463 2464 2465 2466 2467
	| expr SHIFT_LEFT expr	{ $$= new Item_func_shift_left($1,$3); }
	| expr SHIFT_RIGHT expr { $$= new Item_func_shift_right($1,$3); }
	| expr '+' expr		{ $$= new Item_func_plus($1,$3); }
	| expr '-' expr		{ $$= new Item_func_minus($1,$3); }
	| expr '*' expr		{ $$= new Item_func_mul($1,$3); }
	| expr '/' expr		{ $$= new Item_func_div($1,$3); }
2468 2469
	| expr DIV_SYM expr	{ $$= new Item_func_int_div($1,$3); }
	| expr MOD_SYM expr	{ $$= new Item_func_mod($1,$3); }
unknown's avatar
unknown committed
2470
	| expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
2471
        | expr '^' expr		{ $$= new Item_func_bit_xor($1,$3); }
unknown's avatar
unknown committed
2472 2473
	| expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| expr '%' expr		{ $$= new Item_func_mod($1,$3); }
2474 2475 2476 2477
	| expr '+' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,0); }
	| expr '-' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,1); }
unknown's avatar
unknown committed
2478
	;
unknown's avatar
unknown committed
2479 2480 2481

/* expressions that begin with 'expr' that do NOT follow IN_SYM */
no_in_expr:
unknown's avatar
unknown committed
2482
	no_in_expr BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2483
	  { $$= new Item_func_between($1,$3,$5); }
unknown's avatar
unknown committed
2484
	| no_in_expr NOT BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2485
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
2486
	| no_in_expr OR_OR_CONCAT expr	{ $$= or_or_concat(YYTHD, $1,$3); }
unknown's avatar
unknown committed
2487
	| no_in_expr OR_SYM expr	{ $$= new Item_cond_or($1,$3); }
unknown's avatar
unknown committed
2488
        | no_in_expr XOR expr		{ $$= new Item_cond_xor($1,$3); }
unknown's avatar
unknown committed
2489
	| no_in_expr AND_SYM expr	{ $$= new Item_cond_and($1,$3); }
unknown's avatar
unknown committed
2490 2491 2492 2493 2494 2495 2496 2497 2498
	| no_in_expr SOUNDS_SYM LIKE expr
	  {
	    $$= new Item_func_eq(new Item_func_soundex($1),
				 new Item_func_soundex($4));
	  }
	| no_in_expr LIKE simple_expr opt_escape
	  { $$= new Item_func_like($1,$3,$4); }
	| no_in_expr NOT LIKE simple_expr opt_escape
	  { $$= new Item_func_not(new Item_func_like($1,$4,$5)); }
unknown's avatar
unknown committed
2499
	| no_in_expr REGEXP expr { $$= new Item_func_regex($1,$3); }
unknown's avatar
unknown committed
2500 2501
	| no_in_expr NOT REGEXP expr
	  { $$= new Item_func_not(new Item_func_regex($1,$4)); }
unknown's avatar
unknown committed
2502 2503 2504
	| no_in_expr IS NULL_SYM	{ $$= new Item_func_isnull($1); }
	| no_in_expr IS NOT NULL_SYM { $$= new Item_func_isnotnull($1); }
	| no_in_expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
unknown's avatar
unknown committed
2505
	| no_in_expr comp_op expr %prec EQ { $$= (*$2)(0)->create($1,$3); }
unknown's avatar
unknown committed
2506 2507
	| no_in_expr comp_op all_or_any in_subselect %prec EQ
	{
unknown's avatar
unknown committed
2508
	  all_any_subquery_creator($1, $2, $3, $4);
unknown's avatar
unknown committed
2509
	}
unknown's avatar
unknown committed
2510 2511 2512 2513 2514 2515
	| no_in_expr SHIFT_LEFT expr  { $$= new Item_func_shift_left($1,$3); }
	| no_in_expr SHIFT_RIGHT expr { $$= new Item_func_shift_right($1,$3); }
	| no_in_expr '+' expr		{ $$= new Item_func_plus($1,$3); }
	| no_in_expr '-' expr		{ $$= new Item_func_minus($1,$3); }
	| no_in_expr '*' expr		{ $$= new Item_func_mul($1,$3); }
	| no_in_expr '/' expr		{ $$= new Item_func_div($1,$3); }
2516
	| no_in_expr DIV_SYM expr	{ $$= new Item_func_int_div($1,$3); }
unknown's avatar
unknown committed
2517
	| no_in_expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
unknown's avatar
unknown committed
2518
        | no_in_expr '^' expr		{ $$= new Item_func_bit_xor($1,$3); }
unknown's avatar
unknown committed
2519 2520
	| no_in_expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| no_in_expr '%' expr		{ $$= new Item_func_mod($1,$3); }
2521
	| no_in_expr MOD_SYM expr	{ $$= new Item_func_mod($1,$3); }
2522 2523 2524 2525
	| no_in_expr '+' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,0); }
	| no_in_expr '-' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,1); }
unknown's avatar
unknown committed
2526
	| simple_expr;
unknown's avatar
unknown committed
2527 2528 2529

/* expressions that begin with 'expr' that does NOT follow AND */
no_and_expr:
unknown's avatar
unknown committed
2530
	  no_and_expr IN_SYM '(' expr_list ')'
2531
	  { $4->push_front($1); $$= new Item_func_in(*$4); }
unknown's avatar
unknown committed
2532
	| no_and_expr NOT IN_SYM '(' expr_list ')'
2533
	  { $5->push_front($1); $$= new Item_func_not(new Item_func_in(*$5)); }
unknown's avatar
unknown committed
2534
        | no_and_expr IN_SYM in_subselect
2535
          { $$= new Item_in_subselect($1, $3); }
unknown's avatar
unknown committed
2536
	| no_and_expr NOT IN_SYM in_subselect
2537
          {
2538
            $$= new Item_func_not(new Item_in_subselect($1, $4));
unknown's avatar
unknown committed
2539
          }
unknown's avatar
unknown committed
2540
	| no_and_expr BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2541
	  { $$= new Item_func_between($1,$3,$5); }
unknown's avatar
unknown committed
2542
	| no_and_expr NOT BETWEEN_SYM no_and_expr AND_SYM expr
unknown's avatar
unknown committed
2543
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
2544
	| no_and_expr OR_OR_CONCAT expr	{ $$= or_or_concat(YYTHD, $1,$3); }
unknown's avatar
unknown committed
2545
	| no_and_expr OR_SYM expr	{ $$= new Item_cond_or($1,$3); }
unknown's avatar
unknown committed
2546
        | no_and_expr XOR expr		{ $$= new Item_cond_xor($1,$3); }
unknown's avatar
unknown committed
2547 2548 2549 2550 2551 2552 2553 2554 2555
	| no_and_expr SOUNDS_SYM LIKE expr
	  {
	    $$= new Item_func_eq(new Item_func_soundex($1),
				 new Item_func_soundex($4));
	  }
	| no_and_expr LIKE simple_expr opt_escape
	  { $$= new Item_func_like($1,$3,$4); }
	| no_and_expr NOT LIKE simple_expr opt_escape
	  { $$= new Item_func_not(new Item_func_like($1,$4,$5)); }
unknown's avatar
unknown committed
2556
	| no_and_expr REGEXP expr { $$= new Item_func_regex($1,$3); }
unknown's avatar
unknown committed
2557 2558
	| no_and_expr NOT REGEXP expr
	  { $$= new Item_func_not(new Item_func_regex($1,$4)); }
unknown's avatar
unknown committed
2559 2560 2561
	| no_and_expr IS NULL_SYM	{ $$= new Item_func_isnull($1); }
	| no_and_expr IS NOT NULL_SYM { $$= new Item_func_isnotnull($1); }
	| no_and_expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
unknown's avatar
unknown committed
2562
	| no_and_expr comp_op expr %prec EQ { $$= (*$2)(0)->create($1,$3); }
unknown's avatar
unknown committed
2563 2564
	| no_and_expr comp_op all_or_any in_subselect %prec EQ
	{
unknown's avatar
unknown committed
2565
	  all_any_subquery_creator($1, $2, $3, $4);
unknown's avatar
unknown committed
2566
	}
unknown's avatar
unknown committed
2567 2568 2569 2570 2571 2572
	| no_and_expr SHIFT_LEFT expr  { $$= new Item_func_shift_left($1,$3); }
	| no_and_expr SHIFT_RIGHT expr { $$= new Item_func_shift_right($1,$3); }
	| no_and_expr '+' expr		{ $$= new Item_func_plus($1,$3); }
	| no_and_expr '-' expr		{ $$= new Item_func_minus($1,$3); }
	| no_and_expr '*' expr		{ $$= new Item_func_mul($1,$3); }
	| no_and_expr '/' expr		{ $$= new Item_func_div($1,$3); }
2573
	| no_and_expr DIV_SYM expr	{ $$= new Item_func_int_div($1,$3); }
unknown's avatar
unknown committed
2574
	| no_and_expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
unknown's avatar
unknown committed
2575
        | no_and_expr '^' expr		{ $$= new Item_func_bit_xor($1,$3); }
unknown's avatar
unknown committed
2576 2577
	| no_and_expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| no_and_expr '%' expr		{ $$= new Item_func_mod($1,$3); }
2578
	| no_and_expr MOD_SYM expr	{ $$= new Item_func_mod($1,$3); }
2579 2580 2581 2582
	| no_and_expr '+' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,0); }
	| no_and_expr '-' interval_expr interval
	  { $$= new Item_date_add_interval($1,$3,$4,1); }
unknown's avatar
unknown committed
2583
	| simple_expr;
unknown's avatar
unknown committed
2584

2585
interval_expr:
unknown's avatar
unknown committed
2586
         INTERVAL_SYM expr { $$=$2; }
2587 2588
        ;

unknown's avatar
unknown committed
2589 2590
simple_expr:
	simple_ident
2591
 	| simple_expr COLLATE_SYM ident_or_text %prec NEG
unknown's avatar
unknown committed
2592
	  {
unknown's avatar
unknown committed
2593 2594 2595
	    $$= new Item_func_set_collation($1,
					    new Item_string($3.str,
							    $3.length,
2596
                                                            YYTHD->charset()));
2597
	  }
unknown's avatar
unknown committed
2598
	| literal
unknown's avatar
unknown committed
2599
	| param_marker
unknown's avatar
unknown committed
2600
	| '@' ident_or_text SET_VAR expr
unknown's avatar
unknown committed
2601 2602
	  {
	    $$= new Item_func_set_user_var($2,$4);
2603
	    Lex->uncacheable(UNCACHEABLE_RAND);
unknown's avatar
unknown committed
2604
	  }
2605
	| '@' ident_or_text
unknown's avatar
unknown committed
2606 2607
	  {
	    $$= new Item_func_get_user_var($2);
2608
	    Lex->uncacheable(UNCACHEABLE_RAND);
unknown's avatar
unknown committed
2609
	  }
2610
	| '@' '@' opt_var_ident_type ident_or_text opt_component
unknown's avatar
unknown committed
2611
	  {
2612 2613 2614 2615 2616 2617

            if ($4.str && $5.str && check_reserved_words(&$4))
            {
              yyerror(ER(ER_SYNTAX_ERROR));
              YYABORT;
            }
2618
	    if (!($$= get_system_var(YYTHD, (enum_var_type) $3, $4, $5)))
unknown's avatar
unknown committed
2619
	      YYABORT;
unknown's avatar
unknown committed
2620
	  }
unknown's avatar
unknown committed
2621
	| sum_expr
2622 2623
	| '+' expr %prec NEG	{ $$= $2; }
	| '-' expr %prec NEG    { $$= new Item_func_neg($2); }
unknown's avatar
unknown committed
2624 2625 2626 2627
	| '~' expr %prec NEG	{ $$= new Item_func_bit_neg($2); }
	| NOT expr %prec NEG	{ $$= new Item_func_not($2); }
	| '!' expr %prec NEG	{ $$= new Item_func_not($2); }
	| '(' expr ')'		{ $$= $2; }
2628 2629 2630 2631 2632
	| '(' expr ',' expr_list ')'
	  {
	    $4->push_front($2);
	    $$= new Item_row(*$4);
	  }
2633
	| ROW_SYM '(' expr ',' expr_list ')'
unknown's avatar
unknown committed
2634
	  {
2635 2636
	    $5->push_front($3);
	    $$= new Item_row(*$5);
unknown's avatar
unknown committed
2637
	  }
unknown's avatar
unknown committed
2638
	| EXISTS exists_subselect { $$= $2; }
unknown's avatar
unknown committed
2639
	| singlerow_subselect   { $$= $1; }
unknown's avatar
unknown committed
2640
	| '{' ident expr '}'	{ $$= $3; }
2641
        | MATCH ident_list_arg AGAINST '(' expr fulltext_options ')'
2642
          { $2->push_front($5);
2643 2644
            Select->add_ftfunc_to_list((Item_func_match*)
                                        ($$=new Item_func_match(*$2,$6))); }
unknown's avatar
unknown committed
2645
	| ASCII_SYM '(' expr ')' { $$= new Item_func_ascii($3); }
unknown's avatar
unknown committed
2646
	| BINARY expr %prec NEG
unknown's avatar
unknown committed
2647
	  {
unknown's avatar
unknown committed
2648 2649
	    $$= new Item_func_set_collation($2,new Item_string(binary_keyword,
					    6, &my_charset_latin1));
unknown's avatar
unknown committed
2650
	  }
2651
	| CAST_SYM '(' expr AS cast_type ')'
2652 2653
	  {
	    $$= create_func_cast($3, $5,
2654
				 Lex->length ? atoi(Lex->length) : -1,
2655
				 Lex->charset);
2656
	  }
unknown's avatar
unknown committed
2657
	| CASE_SYM opt_expr WHEN_SYM when_list opt_else END
2658
	  { $$= new Item_func_case(* $4, $2, $5 ); }
2659
	| CONVERT_SYM '(' expr ',' cast_type ')'
2660 2661 2662 2663 2664
	  {
	    $$= create_func_cast($3, $5,
				 Lex->length ? atoi(Lex->length) : -1,
				 Lex->charset);
	  }
2665 2666
	| CONVERT_SYM '(' expr USING charset_name ')'
	  { $$= new Item_func_conv_charset($3,$5); }
unknown's avatar
SCRUM  
unknown committed
2667 2668
	| DEFAULT '(' simple_ident ')'
	  { $$= new Item_default_value($3); }
unknown's avatar
unknown committed
2669 2670
	| VALUES '(' simple_ident ')'
	  { $$= new Item_insert_value($3); }
unknown's avatar
unknown committed
2671
	| FUNC_ARG0 '(' ')'
unknown's avatar
unknown committed
2672 2673 2674 2675
	  {
	    if (!$1.symbol->create_func)
	    {
	      net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
2676
			 $1.symbol->group->name,
unknown's avatar
unknown committed
2677 2678 2679 2680 2681
	                 $1.symbol->group->needed_define);
	      YYABORT;
	    }
	    $$= ((Item*(*)(void))($1.symbol->create_func))();
	  }
unknown's avatar
unknown committed
2682
	| FUNC_ARG1 '(' expr ')'
unknown's avatar
unknown committed
2683 2684 2685 2686
	  {
	    if (!$1.symbol->create_func)
	    {
	      net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
2687
			 $1.symbol->group->name,
unknown's avatar
unknown committed
2688 2689 2690 2691 2692
	                 $1.symbol->group->needed_define);
	      YYABORT;
	    }
	    $$= ((Item*(*)(Item*))($1.symbol->create_func))($3);
	  }
unknown's avatar
unknown committed
2693
	| FUNC_ARG2 '(' expr ',' expr ')'
unknown's avatar
unknown committed
2694 2695 2696 2697
	  {
	    if (!$1.symbol->create_func)
	    {
	      net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
2698
			 $1.symbol->group->name,
unknown's avatar
unknown committed
2699 2700 2701 2702 2703
	                 $1.symbol->group->needed_define);
	      YYABORT;
	    }
	    $$= ((Item*(*)(Item*,Item*))($1.symbol->create_func))($3,$5);
	  }
unknown's avatar
unknown committed
2704
	| FUNC_ARG3 '(' expr ',' expr ',' expr ')'
unknown's avatar
unknown committed
2705 2706 2707 2708
	  {
	    if (!$1.symbol->create_func)
	    {
	      net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
2709
			 $1.symbol->group->name,
unknown's avatar
unknown committed
2710 2711 2712 2713 2714
	                 $1.symbol->group->needed_define);
	      YYABORT;
	    }
	    $$= ((Item*(*)(Item*,Item*,Item*))($1.symbol->create_func))($3,$5,$7);
	  }
unknown's avatar
unknown committed
2715 2716 2717 2718
	| ADDDATE_SYM '(' expr ',' expr ')'
	  { $$= new Item_date_add_interval($3, $5, INTERVAL_DAY, 0);}
	| ADDDATE_SYM '(' expr ',' INTERVAL_SYM expr interval ')'
	  { $$= new Item_date_add_interval($3, $6, $7, 0); }
unknown's avatar
unknown committed
2719 2720 2721 2722 2723 2724
	| ATAN	'(' expr ')'
	  { $$= new Item_func_atan($3); }
	| ATAN	'(' expr ',' expr ')'
	  { $$= new Item_func_atan($3,$5); }
	| CHAR_SYM '(' expr_list ')'
	  { $$= new Item_func_char(*$3); }
unknown's avatar
unknown committed
2725 2726
	| CHARSET '(' expr ')'
	  { $$= new Item_func_charset($3); }
unknown's avatar
unknown committed
2727 2728
	| COALESCE '(' expr_list ')'
	  { $$= new Item_func_coalesce(* $3); }
unknown's avatar
unknown committed
2729 2730
	| COLLATION_SYM '(' expr ')'
	  { $$= new Item_func_collation($3); }
unknown's avatar
unknown committed
2731 2732 2733 2734 2735
	| CONCAT '(' expr_list ')'
	  { $$= new Item_func_concat(* $3); }
	| CONCAT_WS '(' expr ',' expr_list ')'
	  { $$= new Item_func_concat_ws($3, *$5); }
	| CURDATE optional_braces
2736
	  { $$= new Item_func_curdate_local(); Lex->safe_to_cache_query=0; }
unknown's avatar
unknown committed
2737
	| CURTIME optional_braces
2738
	  { $$= new Item_func_curtime_local(); Lex->safe_to_cache_query=0; }
unknown's avatar
unknown committed
2739
	| CURTIME '(' expr ')'
2740
	  {
2741
	    $$= new Item_func_curtime_local($3);
2742
	    Lex->safe_to_cache_query=0;
unknown's avatar
unknown committed
2743
	  }
unknown's avatar
unknown committed
2744
	| CURRENT_USER optional_braces
2745
          { $$= create_func_current_user(); }
2746 2747 2748 2749
	| DATE_ADD_INTERVAL '(' expr ',' interval_expr interval ')'
	  { $$= new Item_date_add_interval($3,$5,$6,0); }
	| DATE_SUB_INTERVAL '(' expr ',' interval_expr interval ')'
	  { $$= new Item_date_add_interval($3,$5,$6,1); }
unknown's avatar
unknown committed
2750
	| DATABASE '(' ')'
2751
	  {
unknown's avatar
unknown committed
2752
	    $$= new Item_func_database();
2753
            Lex->safe_to_cache_query=0;
unknown's avatar
unknown committed
2754
	  }
unknown's avatar
unknown committed
2755
	| DATE_SYM '(' expr ')'
unknown's avatar
unknown committed
2756
	  { $$= new Item_date_typecast($3); }
unknown's avatar
unknown committed
2757 2758
	| DAY_SYM '(' expr ')'
	  { $$= new Item_func_dayofmonth($3); }
unknown's avatar
unknown committed
2759
	| ELT_FUNC '(' expr ',' expr_list ')'
2760
	  { $5->push_front($3); $$= new Item_func_elt(*$5); }
unknown's avatar
unknown committed
2761 2762
	| MAKE_SET_SYM '(' expr ',' expr_list ')'
	  { $$= new Item_func_make_set($3, *$5); }
unknown's avatar
unknown committed
2763 2764 2765
	| ENCRYPT '(' expr ')'
	  {
	    $$= new Item_func_encrypt($3);
2766
	    Lex->uncacheable(UNCACHEABLE_RAND);
unknown's avatar
unknown committed
2767
	  }
unknown's avatar
unknown committed
2768
	| ENCRYPT '(' expr ',' expr ')'   { $$= new Item_func_encrypt($3,$5); }
2769
	| DECODE_SYM '(' expr ',' TEXT_STRING_literal ')'
unknown's avatar
unknown committed
2770
	  { $$= new Item_func_decode($3,$5.str); }
2771
	| ENCODE_SYM '(' expr ',' TEXT_STRING_literal ')'
unknown's avatar
unknown committed
2772
	 { $$= new Item_func_encode($3,$5.str); }
unknown's avatar
unknown committed
2773
	| DES_DECRYPT_SYM '(' expr ')'
unknown's avatar
unknown committed
2774
        { $$= new Item_func_des_decrypt($3); }
unknown's avatar
unknown committed
2775
	| DES_DECRYPT_SYM '(' expr ',' expr ')'
unknown's avatar
unknown committed
2776
        { $$= new Item_func_des_decrypt($3,$5); }
unknown's avatar
unknown committed
2777
	| DES_ENCRYPT_SYM '(' expr ')'
unknown's avatar
unknown committed
2778
        { $$= new Item_func_des_encrypt($3); }
unknown's avatar
unknown committed
2779
	| DES_ENCRYPT_SYM '(' expr ',' expr ')'
unknown's avatar
unknown committed
2780
        { $$= new Item_func_des_encrypt($3,$5); }
unknown's avatar
unknown committed
2781 2782 2783 2784 2785 2786
	| EXPORT_SET '(' expr ',' expr ',' expr ')'
		{ $$= new Item_func_export_set($3, $5, $7); }
	| EXPORT_SET '(' expr ',' expr ',' expr ',' expr ')'
		{ $$= new Item_func_export_set($3, $5, $7, $9); }
	| EXPORT_SET '(' expr ',' expr ',' expr ',' expr ',' expr ')'
		{ $$= new Item_func_export_set($3, $5, $7, $9, $11); }
2787 2788
	| FALSE_SYM
	  { $$= new Item_int((char*) "FALSE",0,1); }
unknown's avatar
unknown committed
2789 2790 2791 2792 2793 2794
	| FORMAT_SYM '(' expr ',' NUM ')'
	  { $$= new Item_func_format($3,atoi($5.str)); }
	| FROM_UNIXTIME '(' expr ')'
	  { $$= new Item_func_from_unixtime($3); }
	| FROM_UNIXTIME '(' expr ',' expr ')'
	  {
unknown's avatar
unknown committed
2795
	    $$= new Item_func_date_format (new Item_func_from_unixtime($3),$5,0);
unknown's avatar
unknown committed
2796 2797
	  }
	| FIELD_FUNC '(' expr ',' expr_list ')'
2798
	  { $5->push_front($3); $$= new Item_func_field(*$5); }
unknown's avatar
unknown committed
2799 2800 2801 2802 2803 2804
	| geometry_function
	  {
#ifdef HAVE_SPATIAL
	    $$= $1;
#else
	    net_printf(Lex->thd, ER_FEATURE_DISABLED,
unknown's avatar
SCRUM  
unknown committed
2805
	               sym_group_geom.name, sym_group_geom.needed_define);
unknown's avatar
unknown committed
2806 2807 2808
	    YYABORT;
#endif
	  }
2809
	| GET_FORMAT '(' date_time_type  ',' expr ')'
2810
	  { $$= new Item_func_get_format($3, $5); }
unknown's avatar
unknown committed
2811 2812 2813 2814 2815 2816
	| HOUR_SYM '(' expr ')'
	  { $$= new Item_func_hour($3); }
	| IF '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_if($3,$5,$7); }
	| INSERT '(' expr ',' expr ',' expr ',' expr ')'
	  { $$= new Item_func_insert($3,$5,$7,$9); }
2817
	| interval_expr interval '+' expr
unknown's avatar
unknown committed
2818
	  /* we cannot put interval before - */
2819 2820 2821 2822 2823
	  { $$= new Item_date_add_interval($4,$1,$2,0); }
	| interval_expr
	  {
            if ($1->type() != Item::ROW_ITEM)
            {
2824
              yyerror(ER(ER_SYNTAX_ERROR));
2825 2826 2827 2828
              YYABORT;
            }
            $$= new Item_func_interval((Item_row *)$1);
          }
unknown's avatar
unknown committed
2829 2830
	| LAST_INSERT_ID '(' ')'
	  {
2831
	    $$= new Item_func_last_insert_id();
2832
	    Lex->safe_to_cache_query= 0;
unknown's avatar
unknown committed
2833 2834 2835
	  }
	| LAST_INSERT_ID '(' expr ')'
	  {
2836
	    $$= new Item_func_last_insert_id($3);
2837
	    Lex->safe_to_cache_query= 0;
unknown's avatar
unknown committed
2838 2839 2840 2841 2842 2843 2844
	  }
	| LEFT '(' expr ',' expr ')'
	  { $$= new Item_func_left($3,$5); }
	| LOCATE '(' expr ',' expr ')'
	  { $$= new Item_func_locate($5,$3); }
	| LOCATE '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_locate($5,$3,$7); }
unknown's avatar
unknown committed
2845
	| GREATEST_SYM '(' expr ',' expr_list ')'
unknown's avatar
unknown committed
2846 2847 2848
	  { $5->push_front($3); $$= new Item_func_max(*$5); }
	| LEAST_SYM '(' expr ',' expr_list ')'
	  { $5->push_front($3); $$= new Item_func_min(*$5); }
2849
	| LOG_SYM '(' expr ')'
unknown's avatar
unknown committed
2850
	  { $$= new Item_func_log($3); }
2851
	| LOG_SYM '(' expr ',' expr ')'
unknown's avatar
unknown committed
2852
	  { $$= new Item_func_log($3, $5); }
2853
	| MASTER_POS_WAIT '(' expr ',' expr ')'
unknown's avatar
unknown committed
2854
	  {
2855
	    $$= new Item_master_pos_wait($3, $5);
unknown's avatar
unknown committed
2856
	    Lex->safe_to_cache_query=0;
unknown's avatar
unknown committed
2857
		  }
2858
	| MASTER_POS_WAIT '(' expr ',' expr ',' expr ')'
unknown's avatar
unknown committed
2859
	  {
2860
	    $$= new Item_master_pos_wait($3, $5, $7);
unknown's avatar
unknown committed
2861
	    Lex->safe_to_cache_query=0;
2862
	  }
unknown's avatar
unknown committed
2863 2864
	| MICROSECOND_SYM '(' expr ')'
	  { $$= new Item_func_microsecond($3); }
unknown's avatar
unknown committed
2865 2866
	| MINUTE_SYM '(' expr ')'
	  { $$= new Item_func_minute($3); }
2867 2868
	| MOD_SYM '(' expr ',' expr ')'
	  { $$ = new Item_func_mod( $3, $5); }
unknown's avatar
unknown committed
2869 2870 2871
	| MONTH_SYM '(' expr ')'
	  { $$= new Item_func_month($3); }
	| NOW_SYM optional_braces
2872
	  { $$= new Item_func_now_local(); Lex->safe_to_cache_query=0;}
unknown's avatar
unknown committed
2873
	| NOW_SYM '(' expr ')'
2874
	  { $$= new Item_func_now_local($3); Lex->safe_to_cache_query=0;}
unknown's avatar
unknown committed
2875
	| PASSWORD '(' expr ')'
2876
	  {
2877 2878
	    $$= YYTHD->variables.old_passwords ?
              (Item *) new Item_func_old_password($3) :
unknown's avatar
unknown committed
2879 2880 2881 2882
	      (Item *) new Item_func_password($3);
	  }
	| OLD_PASSWORD '(' expr ')'
	  { $$=  new Item_func_old_password($3); }
unknown's avatar
unknown committed
2883 2884
	| POSITION_SYM '(' no_in_expr IN_SYM expr ')'
	  { $$ = new Item_func_locate($5,$3); }
unknown's avatar
unknown committed
2885
	| RAND '(' expr ')'
2886
	  { $$= new Item_func_rand($3); Lex->uncacheable(UNCACHEABLE_RAND);}
unknown's avatar
unknown committed
2887
	| RAND '(' ')'
2888
	  { $$= new Item_func_rand(); Lex->uncacheable(UNCACHEABLE_RAND);}
unknown's avatar
unknown committed
2889 2890 2891 2892 2893 2894 2895
	| REPLACE '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_replace($3,$5,$7); }
	| RIGHT '(' expr ',' expr ')'
	  { $$= new Item_func_right($3,$5); }
	| ROUND '(' expr ')'
	  { $$= new Item_func_round($3, new Item_int((char*)"0",0,1),0); }
	| ROUND '(' expr ',' expr ')' { $$= new Item_func_round($3,$5,0); }
unknown's avatar
unknown committed
2896 2897 2898 2899
	| SUBDATE_SYM '(' expr ',' expr ')'
	  { $$= new Item_date_add_interval($3, $5, INTERVAL_DAY, 1);}
	| SUBDATE_SYM '(' expr ',' INTERVAL_SYM expr interval ')'
	  { $$= new Item_date_add_interval($3, $6, $7, 1); }
unknown's avatar
unknown committed
2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911
	| SECOND_SYM '(' expr ')'
	  { $$= new Item_func_second($3); }
	| SUBSTRING '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_substr($3,$5,$7); }
	| SUBSTRING '(' expr ',' expr ')'
	  { $$= new Item_func_substr($3,$5); }
	| SUBSTRING '(' expr FROM expr FOR_SYM expr ')'
	  { $$= new Item_func_substr($3,$5,$7); }
	| SUBSTRING '(' expr FROM expr ')'
	  { $$= new Item_func_substr($3,$5); }
	| SUBSTRING_INDEX '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_substr_index($3,$5,$7); }
unknown's avatar
unknown committed
2912
	| TIME_SYM '(' expr ')'
unknown's avatar
unknown committed
2913 2914 2915
	  { $$= new Item_time_typecast($3); }
	| TIMESTAMP '(' expr ')'
	  { $$= new Item_datetime_typecast($3); }
unknown's avatar
unknown committed
2916
	| TIMESTAMP '(' expr ',' expr ')'
unknown's avatar
unknown committed
2917
	  { $$= new Item_func_add_time($3, $5, 1, 0); }
unknown's avatar
unknown committed
2918
	| TRIM '(' expr ')'
2919 2920
	  { $$= new Item_func_trim($3); }
	| TRIM '(' LEADING expr FROM expr ')'
unknown's avatar
unknown committed
2921
	  { $$= new Item_func_ltrim($6,$4); }
2922
	| TRIM '(' TRAILING expr FROM expr ')'
unknown's avatar
unknown committed
2923
	  { $$= new Item_func_rtrim($6,$4); }
2924
	| TRIM '(' BOTH expr FROM expr ')'
unknown's avatar
unknown committed
2925
	  { $$= new Item_func_trim($6,$4); }
2926 2927 2928 2929 2930 2931
	| TRIM '(' LEADING FROM expr ')'
	 { $$= new Item_func_ltrim($5); }
	| TRIM '(' TRAILING FROM expr ')'
	  { $$= new Item_func_rtrim($5); }
	| TRIM '(' BOTH FROM expr ')'
	  { $$= new Item_func_trim($5); }
unknown's avatar
unknown committed
2932 2933
	| TRIM '(' expr FROM expr ')'
	  { $$= new Item_func_trim($5,$3); }
2934 2935
	| TRUNCATE_SYM '(' expr ',' expr ')'
	  { $$= new Item_func_round($3,$5,1); }
2936 2937
	| TRUE_SYM
	  { $$= new Item_int((char*) "TRUE",1,1); }
unknown's avatar
unknown committed
2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980
	| UDA_CHAR_SUM '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_sum_udf_str($1, *$3);
	    else
	      $$ = new Item_sum_udf_str($1);
	  }
	| UDA_FLOAT_SUM '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_sum_udf_float($1, *$3);
	    else
	      $$ = new Item_sum_udf_float($1);
	  }
	| UDA_INT_SUM '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_sum_udf_int($1, *$3);
	    else
	      $$ = new Item_sum_udf_int($1);
	  }
	| UDF_CHAR_FUNC '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_func_udf_str($1, *$3);
	    else
	      $$ = new Item_func_udf_str($1);
	  }
	| UDF_FLOAT_FUNC '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_func_udf_float($1, *$3);
	    else
	      $$ = new Item_func_udf_float($1);
	  }
	| UDF_INT_FUNC '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_func_udf_int($1, *$3);
	    else
	      $$ = new Item_func_udf_int($1);
	  }
	| UNIQUE_USERS '(' text_literal ',' NUM ',' NUM ',' expr_list ')'
2981
	  {
unknown's avatar
unknown committed
2982 2983
            $$= new Item_func_unique_users($3,atoi($5.str),atoi($7.str), * $9);
	  }
unknown's avatar
unknown committed
2984
	| UNIX_TIMESTAMP '(' ')'
unknown's avatar
unknown committed
2985 2986
	  {
	    $$= new Item_func_unix_timestamp();
2987
	    Lex->safe_to_cache_query=0;
unknown's avatar
unknown committed
2988
	  }
unknown's avatar
unknown committed
2989 2990 2991
	| UNIX_TIMESTAMP '(' expr ')'
	  { $$= new Item_func_unix_timestamp($3); }
	| USER '(' ')'
2992
	  { $$= new Item_func_user(); Lex->safe_to_cache_query=0; }
2993 2994 2995 2996 2997 2998
	| UTC_DATE_SYM optional_braces
	  { $$= new Item_func_curdate_utc(); Lex->safe_to_cache_query=0;}
	| UTC_TIME_SYM optional_braces
	  { $$= new Item_func_curtime_utc(); Lex->safe_to_cache_query=0;}
	| UTC_TIMESTAMP_SYM optional_braces
	  { $$= new Item_func_now_utc(); Lex->safe_to_cache_query=0;}
unknown's avatar
unknown committed
2999
	| WEEK_SYM '(' expr ')'
unknown's avatar
unknown committed
3000
	  {
3001
            $$= new Item_func_week($3,new Item_int((char*) "0",
unknown's avatar
unknown committed
3002
				   YYTHD->variables.default_week_format,1));
3003
          }
unknown's avatar
unknown committed
3004 3005 3006 3007 3008 3009 3010 3011 3012
	| WEEK_SYM '(' expr ',' expr ')'
	  { $$= new Item_func_week($3,$5); }
	| YEAR_SYM '(' expr ')'
	  { $$= new Item_func_year($3); }
	| YEARWEEK '(' expr ')'
	  { $$= new Item_func_yearweek($3,new Item_int((char*) "0",0,1)); }
	| YEARWEEK '(' expr ',' expr ')'
	  { $$= new Item_func_yearweek($3, $5); }
	| BENCHMARK_SYM '(' ULONG_NUM ',' expr ')'
3013
	  {
unknown's avatar
unknown committed
3014
	    $$=new Item_func_benchmark($3,$5);
3015
	    Lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
unknown's avatar
unknown committed
3016
	  }
unknown's avatar
unknown committed
3017
	| EXTRACT_SYM '(' interval FROM expr ')'
unknown's avatar
unknown committed
3018
	{ $$=new Item_extract( $3, $5); };
unknown's avatar
unknown committed
3019

unknown's avatar
unknown committed
3020 3021 3022 3023 3024 3025 3026 3027 3028 3029 3030
geometry_function:
	GEOMFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| GEOMFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| GEOMFROMWKB '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_wkb($3)); }
	| GEOMFROMWKB '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_wkb($3, $5)); }
	| GEOMETRYCOLLECTION '(' expr_list ')'
	  { $$= GEOM_NEW(Item_func_spatial_collection(* $3,
3031 3032
                           Geometry::wkb_geometrycollection,
                           Geometry::wkb_point)); }
unknown's avatar
unknown committed
3033 3034
	| LINESTRING '(' expr_list ')'
	  { $$= GEOM_NEW(Item_func_spatial_collection(* $3,
3035
                  Geometry::wkb_linestring, Geometry::wkb_point)); }
unknown's avatar
unknown committed
3036 3037
 	| MULTILINESTRING '(' expr_list ')'
	  { $$= GEOM_NEW( Item_func_spatial_collection(* $3,
3038
                   Geometry::wkb_multilinestring, Geometry::wkb_linestring)); }
unknown's avatar
unknown committed
3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049 3050 3051 3052
 	| MLINEFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| MLINEFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| MPOINTFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| MPOINTFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| MPOLYFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| MPOLYFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| MULTIPOINT '(' expr_list ')'
	  { $$= GEOM_NEW(Item_func_spatial_collection(* $3,
3053
                  Geometry::wkb_multipoint, Geometry::wkb_point)); }
unknown's avatar
unknown committed
3054 3055
 	| MULTIPOLYGON '(' expr_list ')'
	  { $$= GEOM_NEW(Item_func_spatial_collection(* $3,
3056
                  Geometry::wkb_multipolygon, Geometry::wkb_polygon)); }
unknown's avatar
unknown committed
3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068
	| POINT_SYM '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_point($3,$5)); }
 	| POINTFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| POINTFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| POLYFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| POLYFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	| POLYGON '(' expr_list ')'
	  { $$= GEOM_NEW(Item_func_spatial_collection(* $3,
3069
	          Geometry::wkb_polygon, Geometry::wkb_linestring)); }
unknown's avatar
unknown committed
3070 3071 3072 3073 3074 3075 3076 3077 3078 3079
 	| GEOMCOLLFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| GEOMCOLLFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
 	| LINEFROMTEXT '(' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3)); }
	| LINEFROMTEXT '(' expr ',' expr ')'
	  { $$= GEOM_NEW(Item_func_geometry_from_text($3, $5)); }
	;

3080 3081 3082 3083 3084 3085
fulltext_options:
        /* nothing */                   { $$= FT_NL;  }
        | WITH QUERY_SYM EXPANSION_SYM  { $$= FT_NL | FT_EXPAND; }
        | IN_SYM BOOLEAN_SYM MODE_SYM   { $$= FT_BOOL; }
        ;

unknown's avatar
unknown committed
3086 3087
udf_expr_list:
	/* empty */	{ $$= NULL; }
unknown's avatar
unknown committed
3088
	| expr_list	{ $$= $1;};
unknown's avatar
unknown committed
3089 3090 3091 3092 3093 3094 3095 3096

sum_expr:
	AVG_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_avg($3); }
	| BIT_AND  '(' in_sum_expr ')'
	  { $$=new Item_sum_and($3); }
	| BIT_OR  '(' in_sum_expr ')'
	  { $$=new Item_sum_or($3); }
3097 3098
	| BIT_XOR  '(' in_sum_expr ')'
	  { $$=new Item_sum_xor($3); }
unknown's avatar
unknown committed
3099
	| COUNT_SYM '(' opt_all '*' ')'
unknown's avatar
unknown committed
3100 3101 3102
	  { $$=new Item_sum_count(new Item_int((int32) 0L,1)); }
	| COUNT_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_count($3); }
3103
	| COUNT_SYM '(' DISTINCT
unknown's avatar
unknown committed
3104
	  { Select->in_sum_expr++; }
3105
	   expr_list
unknown's avatar
unknown committed
3106
	  { Select->in_sum_expr--; }
3107 3108
	  ')'
	  { $$=new Item_sum_count_distinct(* $5); }
unknown's avatar
unknown committed
3109 3110 3111 3112 3113 3114 3115 3116
	| GROUP_UNIQUE_USERS '(' text_literal ',' NUM ',' NUM ',' in_sum_expr ')'
	  { $$= new Item_sum_unique_users($3,atoi($5.str),atoi($7.str),$9); }
	| MIN_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_min($3); }
	| MAX_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_max($3); }
	| STD_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_std($3); }
unknown's avatar
unknown committed
3117 3118
	| VARIANCE_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_variance($3); }
unknown's avatar
unknown committed
3119
	| SUM_SYM '(' in_sum_expr ')'
3120
	  { $$=new Item_sum_sum($3); }
unknown's avatar
unknown committed
3121 3122 3123 3124 3125
	| GROUP_CONCAT_SYM '(' opt_distinct
	  { Select->in_sum_expr++; }
	  expr_list opt_gorder_clause
	  opt_gconcat_separator
	 ')'
unknown's avatar
unknown committed
3126
	  {
unknown's avatar
unknown committed
3127 3128 3129
	    Select->in_sum_expr--;
	    $$=new Item_func_group_concat($3,$5,Select->gorder_list,$7);
	    $5->empty();
3130 3131 3132 3133 3134 3135 3136
	  };

opt_distinct:
    /* empty */ { $$ = 0; }
    |DISTINCT   { $$ = 1; };

opt_gconcat_separator:
unknown's avatar
unknown committed
3137
    /* empty */        { $$ = new (&YYTHD->mem_root) String(",",1,default_charset_info); }
3138
    |SEPARATOR_SYM text_string  { $$ = $2; };
unknown's avatar
unknown committed
3139

3140 3141

opt_gorder_clause:
3142 3143
	  /* empty */
	  {
unknown's avatar
unknown committed
3144
            Select->gorder_list = NULL;
3145 3146 3147
	  }
	| order_clause
          {
unknown's avatar
unknown committed
3148 3149 3150
            SELECT_LEX *select= Select;
            select->gorder_list=
	      (SQL_LIST*) sql_memdup((char*) &select->order_list,
3151
				     sizeof(st_sql_list));
unknown's avatar
unknown committed
3152
	    select->order_list.empty();
3153
	  };
unknown's avatar
unknown committed
3154

unknown's avatar
unknown committed
3155 3156

in_sum_expr:
unknown's avatar
unknown committed
3157
	opt_all
3158 3159 3160 3161
	{
	  LEX *lex= Lex;
	  if (lex->current_select->inc_in_sum_expr())
	  {
3162
	    yyerror(ER(ER_SYNTAX_ERROR));
3163
	    YYABORT;
3164 3165
	  }
	}
unknown's avatar
unknown committed
3166 3167
	expr
	{
unknown's avatar
unknown committed
3168
	  Select->in_sum_expr--;
3169
	  $$= $3;
unknown's avatar
unknown committed
3170
	};
unknown's avatar
unknown committed
3171

3172
cast_type:
3173
	BINARY opt_len		{ $$=ITEM_CAST_CHAR; Lex->charset= &my_charset_bin; }
3174 3175
	| CHAR_SYM opt_len opt_binary	{ $$=ITEM_CAST_CHAR; }
	| NCHAR_SYM opt_len	{ $$=ITEM_CAST_CHAR; Lex->charset= national_charset_info; }
unknown's avatar
unknown committed
3176 3177 3178 3179 3180 3181 3182
	| SIGNED_SYM		{ $$=ITEM_CAST_SIGNED_INT; Lex->charset= NULL; Lex->length= (char*)0; }
	| SIGNED_SYM INT_SYM	{ $$=ITEM_CAST_SIGNED_INT; Lex->charset= NULL; Lex->length= (char*)0; }
	| UNSIGNED		{ $$=ITEM_CAST_UNSIGNED_INT; Lex->charset= NULL; Lex->length= (char*)0; }
	| UNSIGNED INT_SYM	{ $$=ITEM_CAST_UNSIGNED_INT; Lex->charset= NULL; Lex->length= (char*)0; }
	| DATE_SYM		{ $$=ITEM_CAST_DATE; Lex->charset= NULL; Lex->length= (char*)0; }
	| TIME_SYM		{ $$=ITEM_CAST_TIME; Lex->charset= NULL; Lex->length= (char*)0; }
	| DATETIME		{ $$=ITEM_CAST_DATETIME; Lex->charset= NULL; Lex->length= (char*)0; }
3183 3184
	;

unknown's avatar
unknown committed
3185
expr_list:
3186
	{ Select->expr_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
3187
	expr_list2
unknown's avatar
unknown committed
3188
	{ $$= Select->expr_list.pop(); };
unknown's avatar
unknown committed
3189 3190

expr_list2:
3191
	expr { Select->expr_list.head()->push_back($1); }
unknown's avatar
unknown committed
3192
	| expr_list2 ',' expr { Select->expr_list.head()->push_back($3); };
unknown's avatar
unknown committed
3193

unknown's avatar
unknown committed
3194 3195
ident_list_arg:
          ident_list          { $$= $1; }
unknown's avatar
unknown committed
3196
        | '(' ident_list ')'  { $$= $2; };
unknown's avatar
unknown committed
3197

unknown's avatar
unknown committed
3198
ident_list:
3199
        { Select->expr_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
3200
        ident_list2
unknown's avatar
unknown committed
3201
        { $$= Select->expr_list.pop(); };
unknown's avatar
unknown committed
3202 3203

ident_list2:
3204
        simple_ident { Select->expr_list.head()->push_back($1); }
unknown's avatar
unknown committed
3205
        | ident_list2 ',' simple_ident { Select->expr_list.head()->push_back($3); };
unknown's avatar
unknown committed
3206 3207 3208

opt_expr:
	/* empty */      { $$= NULL; }
3209
	| expr           { $$= $1; };
unknown's avatar
unknown committed
3210 3211 3212

opt_else:
	/* empty */    { $$= NULL; }
unknown's avatar
unknown committed
3213
	| ELSE expr    { $$= $2; };
unknown's avatar
unknown committed
3214 3215

when_list:
unknown's avatar
unknown committed
3216
        { Select->when_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
3217
	when_list2
unknown's avatar
unknown committed
3218
	{ $$= Select->when_list.pop(); };
unknown's avatar
unknown committed
3219 3220

when_list2:
unknown's avatar
unknown committed
3221
	expr THEN_SYM expr
unknown's avatar
unknown committed
3222
	  {
unknown's avatar
unknown committed
3223
	    SELECT_LEX *sel=Select;
unknown's avatar
unknown committed
3224 3225
	    sel->when_list.head()->push_back($1);
	    sel->when_list.head()->push_back($3);
unknown's avatar
unknown committed
3226
	}
unknown's avatar
unknown committed
3227
	| when_list2 WHEN_SYM expr THEN_SYM expr
unknown's avatar
unknown committed
3228
	  {
unknown's avatar
unknown committed
3229
	    SELECT_LEX *sel=Select;
unknown's avatar
unknown committed
3230 3231
	    sel->when_list.head()->push_back($3);
	    sel->when_list.head()->push_back($5);
unknown's avatar
unknown committed
3232
	  };
unknown's avatar
unknown committed
3233 3234 3235 3236

join_table_list:
	'(' join_table_list ')'	{ $$=$2; }
	| join_table		{ $$=$1; }
unknown's avatar
unknown committed
3237
	| join_table_list ',' join_table_list { $$=$3; }
3238
	| join_table_list normal_join join_table_list { $$=$3; }
3239
	| join_table_list STRAIGHT_JOIN join_table_list
3240
	  { $$=$3 ; $1->next->straight=1; }
unknown's avatar
unknown committed
3241 3242 3243
	| join_table_list normal_join join_table_list ON expr
	  { add_join_on($3,$5); $$=$3; }
	| join_table_list normal_join join_table_list
unknown's avatar
unknown committed
3244
	  USING
unknown's avatar
unknown committed
3245
	  {
unknown's avatar
unknown committed
3246
	    SELECT_LEX *sel= Select;
3247
	    sel->db1=$1->db; sel->table1=$1->alias;
unknown's avatar
unknown committed
3248
	    sel->db2=$3->db; sel->table2=$3->alias;
unknown's avatar
unknown committed
3249
	  }
unknown's avatar
unknown committed
3250 3251 3252
	  '(' using_list ')'
	  { add_join_on($3,$7); $$=$3; }

3253
	| join_table_list LEFT opt_outer JOIN_SYM join_table_list ON expr
3254
	  { add_join_on($5,$7); $5->outer_join|=JOIN_TYPE_LEFT; $$=$5; }
3255
	| join_table_list LEFT opt_outer JOIN_SYM join_table_list
unknown's avatar
unknown committed
3256
	  {
unknown's avatar
unknown committed
3257
	    SELECT_LEX *sel= Select;
3258 3259
	    sel->db1=$1->db; sel->table1=$1->alias;
	    sel->db2=$5->db; sel->table2=$5->alias;
unknown's avatar
unknown committed
3260
	  }
unknown's avatar
unknown committed
3261
	  USING '(' using_list ')'
3262
	  { add_join_on($5,$9); $5->outer_join|=JOIN_TYPE_LEFT; $$=$5; }
3263
	| join_table_list NATURAL LEFT opt_outer JOIN_SYM join_table_list
3264 3265 3266 3267 3268
	  {
	    add_join_natural($1,$1->next);
	    $1->next->outer_join|=JOIN_TYPE_LEFT;
	    $$=$6;
	  }
3269
	| join_table_list RIGHT opt_outer JOIN_SYM join_table_list ON expr
3270
	  { add_join_on($1,$7); $1->outer_join|=JOIN_TYPE_RIGHT; $$=$5; }
3271
	| join_table_list RIGHT opt_outer JOIN_SYM join_table_list
unknown's avatar
unknown committed
3272
	  {
unknown's avatar
unknown committed
3273
	    SELECT_LEX *sel= Select;
3274 3275
	    sel->db1=$1->db; sel->table1=$1->alias;
	    sel->db2=$5->db; sel->table2=$5->alias;
unknown's avatar
unknown committed
3276
	  }
3277
	  USING '(' using_list ')'
3278
	  { add_join_on($1,$9); $1->outer_join|=JOIN_TYPE_RIGHT; $$=$5; }
3279
	| join_table_list NATURAL RIGHT opt_outer JOIN_SYM join_table_list
3280 3281 3282 3283 3284
	  {
	    add_join_natural($1->next,$1);
	    $1->outer_join|=JOIN_TYPE_RIGHT;
	    $$=$6;
	  }
3285
	| join_table_list NATURAL JOIN_SYM join_table_list
3286
	  { add_join_natural($1,$1->next); $$=$4; };
unknown's avatar
unknown committed
3287 3288

normal_join:
unknown's avatar
unknown committed
3289 3290 3291 3292
	JOIN_SYM		{}
	| INNER_SYM JOIN_SYM	{}
	| CROSS JOIN_SYM	{}
	;
unknown's avatar
unknown committed
3293 3294

join_table:
unknown's avatar
unknown committed
3295
	{
unknown's avatar
unknown committed
3296
	  SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3297
	  sel->use_index_ptr=sel->ignore_index_ptr=0;
unknown's avatar
unknown committed
3298
	  sel->table_join_options= 0;
unknown's avatar
unknown committed
3299
	}
unknown's avatar
unknown committed
3300
        table_ident opt_table_alias opt_key_definition
unknown's avatar
unknown committed
3301
	{
unknown's avatar
unknown committed
3302
	  LEX *lex= Lex;
unknown's avatar
unknown committed
3303
	  SELECT_LEX *sel= lex->current_select;
unknown's avatar
unknown committed
3304
	  if (!($$= sel->add_table_to_list(lex->thd, $2, $3,
unknown's avatar
unknown committed
3305
					   sel->get_table_join_options(),
unknown's avatar
unknown committed
3306
					   lex->lock_option,
3307 3308
					   sel->get_use_index(),
					   sel->get_ignore_index())))
3309
	    YYABORT;
unknown's avatar
unknown committed
3310
	}
unknown's avatar
unknown committed
3311
	| '{' ident join_table LEFT OUTER JOIN_SYM join_table ON expr '}'
3312
	  { add_join_on($7,$9); $7->outer_join|=JOIN_TYPE_LEFT; $$=$7; }
3313
        | '(' SELECT_SYM select_derived ')' opt_table_alias
unknown's avatar
unknown committed
3314 3315
	{
	  LEX *lex=Lex;
3316 3317 3318
	  SELECT_LEX_UNIT *unit= lex->current_select->master_unit();
	  lex->current_select= unit->outer_select();
	  if (!($$= lex->current_select->
unknown's avatar
unknown committed
3319
                add_table_to_list(lex->thd, new Table_ident(unit), $5, 0,
3320
				  TL_READ,(List<String> *)0,
unknown's avatar
unknown committed
3321 3322
	                          (List<String> *)0)))

unknown's avatar
unknown committed
3323
	    YYABORT;
unknown's avatar
unknown committed
3324
	};
unknown's avatar
unknown committed
3325

3326
select_derived:
unknown's avatar
unknown committed
3327
        {
unknown's avatar
unknown committed
3328
	  LEX *lex= Lex;
unknown's avatar
unknown committed
3329
	  lex->derived_tables= 1;
unknown's avatar
unknown committed
3330 3331 3332
	  if (((int)lex->sql_command >= (int)SQLCOM_HA_OPEN &&
	       lex->sql_command <= (int)SQLCOM_HA_READ) ||
	       lex->sql_command == (int)SQLCOM_KILL)
3333 3334
	  {
	    yyerror(ER(ER_SYNTAX_ERROR));
3335 3336
	    YYABORT;
	  }
3337
	  if (lex->current_select->linkage == GLOBAL_OPTIONS_TYPE ||
unknown's avatar
unknown committed
3338
              mysql_new_select(lex, 1))
unknown's avatar
unknown committed
3339 3340
	    YYABORT;
	  mysql_init_select(lex);
3341
	  lex->current_select->linkage= DERIVED_TABLE_TYPE;
3342 3343 3344 3345 3346
	  lex->current_select->parsing_place= SELECT_LEX_NODE::SELECT_LIST;
	}
        select_options select_item_list
	{
	  Select->parsing_place= SELECT_LEX_NODE::NO_MATTER;
unknown's avatar
unknown committed
3347
	}
3348
	opt_select_from union_opt
3349
        ;
unknown's avatar
unknown committed
3350 3351 3352

opt_outer:
	/* empty */	{}
unknown's avatar
unknown committed
3353
	| OUTER		{};
unknown's avatar
unknown committed
3354 3355 3356 3357

opt_key_definition:
	/* empty */	{}
	| USE_SYM    key_usage_list
unknown's avatar
unknown committed
3358
          {
unknown's avatar
unknown committed
3359
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3360 3361 3362
	    sel->use_index= *$2;
	    sel->use_index_ptr= &sel->use_index;
	  }
unknown's avatar
unknown committed
3363 3364
	| FORCE_SYM key_usage_list
          {
unknown's avatar
unknown committed
3365
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3366 3367 3368 3369
	    sel->use_index= *$2;
	    sel->use_index_ptr= &sel->use_index;
	    sel->table_join_options|= TL_OPTION_FORCE_INDEX;
	  }
unknown's avatar
unknown committed
3370
	| IGNORE_SYM key_usage_list
unknown's avatar
unknown committed
3371
	  {
unknown's avatar
unknown committed
3372
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3373 3374
	    sel->ignore_index= *$2;
	    sel->ignore_index_ptr= &sel->ignore_index;
unknown's avatar
unknown committed
3375
	  };
unknown's avatar
unknown committed
3376 3377

key_usage_list:
unknown's avatar
unknown committed
3378
	key_or_index { Select->interval_list.empty(); }
unknown's avatar
unknown committed
3379
        '(' key_list_or_empty ')'
unknown's avatar
unknown committed
3380
        { $$= &Select->interval_list; }
unknown's avatar
unknown committed
3381 3382 3383 3384 3385 3386
	;

key_list_or_empty:
	/* empty */ 		{}
	| key_usage_list2	{}
	;
unknown's avatar
unknown committed
3387 3388 3389

key_usage_list2:
	key_usage_list2 ',' ident
unknown's avatar
unknown committed
3390
        { Select->
unknown's avatar
unknown committed
3391
	    interval_list.push_back(new (&YYTHD->mem_root) String((const char*) $3.str, $3.length,
3392
				    system_charset_info)); }
unknown's avatar
unknown committed
3393
	| ident
unknown's avatar
unknown committed
3394
        { Select->
unknown's avatar
unknown committed
3395
	    interval_list.push_back(new (&YYTHD->mem_root) String((const char*) $1.str, $1.length,
3396
				    system_charset_info)); }
unknown's avatar
unknown committed
3397
	| PRIMARY_SYM
unknown's avatar
unknown committed
3398
        { Select->
unknown's avatar
unknown committed
3399
	    interval_list.push_back(new (&YYTHD->mem_root) String("PRIMARY", 7,
3400
				    system_charset_info)); };
unknown's avatar
unknown committed
3401 3402 3403

using_list:
	ident
unknown's avatar
unknown committed
3404
	  {
unknown's avatar
unknown committed
3405
	    SELECT_LEX *sel= Select;
3406 3407 3408 3409
	    if (!($$= new Item_func_eq(new Item_field(sel->db1, sel->table1,
						      $1.str),
				       new Item_field(sel->db2, sel->table2,
						      $1.str))))
unknown's avatar
unknown committed
3410 3411 3412 3413
	      YYABORT;
	  }
	| using_list ',' ident
	  {
unknown's avatar
unknown committed
3414
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3415
	    if (!($$= new Item_cond_and(new Item_func_eq(new Item_field(sel->db1,sel->table1,$3.str), new Item_field(sel->db2,sel->table2,$3.str)), $1)))
unknown's avatar
unknown committed
3416
	      YYABORT;
unknown's avatar
unknown committed
3417
	  };
unknown's avatar
unknown committed
3418 3419 3420

interval:
	 DAY_HOUR_SYM		{ $$=INTERVAL_DAY_HOUR; }
unknown's avatar
unknown committed
3421
	| DAY_MICROSECOND_SYM	{ $$=INTERVAL_DAY_MICROSECOND; }
unknown's avatar
unknown committed
3422 3423 3424
	| DAY_MINUTE_SYM	{ $$=INTERVAL_DAY_MINUTE; }
	| DAY_SECOND_SYM	{ $$=INTERVAL_DAY_SECOND; }
	| DAY_SYM		{ $$=INTERVAL_DAY; }
unknown's avatar
unknown committed
3425
	| HOUR_MICROSECOND_SYM	{ $$=INTERVAL_HOUR_MICROSECOND; }
unknown's avatar
unknown committed
3426 3427 3428
	| HOUR_MINUTE_SYM	{ $$=INTERVAL_HOUR_MINUTE; }
	| HOUR_SECOND_SYM	{ $$=INTERVAL_HOUR_SECOND; }
	| HOUR_SYM		{ $$=INTERVAL_HOUR; }
unknown's avatar
unknown committed
3429 3430
	| MICROSECOND_SYM	{ $$=INTERVAL_MICROSECOND; }
	| MINUTE_MICROSECOND_SYM	{ $$=INTERVAL_MINUTE_MICROSECOND; }
unknown's avatar
unknown committed
3431 3432 3433
	| MINUTE_SECOND_SYM	{ $$=INTERVAL_MINUTE_SECOND; }
	| MINUTE_SYM		{ $$=INTERVAL_MINUTE; }
	| MONTH_SYM		{ $$=INTERVAL_MONTH; }
unknown's avatar
unknown committed
3434
	| SECOND_MICROSECOND_SYM	{ $$=INTERVAL_SECOND_MICROSECOND; }
unknown's avatar
unknown committed
3435 3436
	| SECOND_SYM		{ $$=INTERVAL_SECOND; }
	| YEAR_MONTH_SYM	{ $$=INTERVAL_YEAR_MONTH; }
unknown's avatar
unknown committed
3437
	| YEAR_SYM		{ $$=INTERVAL_YEAR; };
unknown's avatar
unknown committed
3438

3439 3440 3441 3442
date_time_type:
	DATE_SYM		{$$=TIMESTAMP_DATE;}
	| TIME_SYM		{$$=TIMESTAMP_TIME;}
	| DATETIME		{$$=TIMESTAMP_DATETIME;};
3443

unknown's avatar
unknown committed
3444 3445 3446
table_alias:
	/* empty */
	| AS
unknown's avatar
unknown committed
3447
	| EQ;
unknown's avatar
unknown committed
3448 3449 3450 3451

opt_table_alias:
	/* empty */		{ $$=0; }
	| table_alias ident
unknown's avatar
unknown committed
3452
	  { $$= (LEX_STRING*) sql_memdup(&$2,sizeof(LEX_STRING)); };
unknown's avatar
unknown committed
3453

unknown's avatar
unknown committed
3454 3455 3456 3457
opt_all:
	/* empty */
	| ALL
	;
unknown's avatar
unknown committed
3458 3459

where_clause:
unknown's avatar
unknown committed
3460
	/* empty */  { Select->where= 0; }
3461 3462
	| WHERE expr
	  {
unknown's avatar
unknown committed
3463
	    Select->where= $2;
3464 3465 3466
	    if ($2)
	      $2->top_level_item();
	  }
unknown's avatar
unknown committed
3467
 	;
unknown's avatar
unknown committed
3468 3469 3470

having_clause:
	/* empty */
unknown's avatar
unknown committed
3471 3472
	| HAVING
	  {
unknown's avatar
unknown committed
3473
	    Select->parsing_place= SELECT_LEX_NODE::IN_HAVING;
unknown's avatar
unknown committed
3474 3475
          }
	  expr
unknown's avatar
unknown committed
3476
	  {
unknown's avatar
unknown committed
3477
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3478 3479
	    sel->having= $3;
	    sel->parsing_place= SELECT_LEX_NODE::NO_MATTER;
unknown's avatar
unknown committed
3480 3481 3482
	    if ($3)
	      $3->top_level_item();
	  }
3483
	;
unknown's avatar
unknown committed
3484 3485

opt_escape:
3486
	ESCAPE_SYM TEXT_STRING_literal	{ $$= $2.str; }
unknown's avatar
unknown committed
3487
	| /* empty */			{ $$= (char*) "\\"; };
unknown's avatar
unknown committed
3488 3489 3490


/*
unknown's avatar
unknown committed
3491
   group by statement in select
unknown's avatar
unknown committed
3492 3493 3494 3495
*/

group_clause:
	/* empty */
3496
	| GROUP BY group_list olap_opt;
unknown's avatar
unknown committed
3497 3498

group_list:
unknown's avatar
unknown committed
3499
	group_list ',' order_ident order_dir
unknown's avatar
unknown committed
3500
	  { if (add_group_to_list(YYTHD, $3,(bool) $4)) YYABORT; }
unknown's avatar
unknown committed
3501
	| order_ident order_dir
unknown's avatar
unknown committed
3502
	  { if (add_group_to_list(YYTHD, $1,(bool) $2)) YYABORT; };
unknown's avatar
unknown committed
3503

3504 3505
olap_opt:
	/* empty */ {}
3506
	| WITH CUBE_SYM
3507
          {
3508
	    LEX *lex=Lex;
3509 3510 3511 3512 3513 3514
	    if (lex->current_select->linkage == GLOBAL_OPTIONS_TYPE)
	    {
	      net_printf(lex->thd, ER_WRONG_USAGE, "WITH CUBE",
		       "global union parameters");
	      YYABORT;
	    }
unknown's avatar
unknown committed
3515
	    lex->current_select->olap= CUBE_TYPE;
3516
	    net_printf(lex->thd, ER_NOT_SUPPORTED_YET, "CUBE");
3517
	    YYABORT;	/* To be deleted in 5.1 */
3518
	  }
3519
	| WITH ROLLUP_SYM
3520
          {
3521 3522 3523 3524 3525 3526 3527
	    LEX *lex= Lex;
	    if (lex->current_select->linkage == GLOBAL_OPTIONS_TYPE)
	    {
	      net_printf(lex->thd, ER_WRONG_USAGE, "WITH ROLLUP",
		       "global union parameters");
	      YYABORT;
	    }
unknown's avatar
unknown committed
3528
	    lex->current_select->olap= ROLLUP_TYPE;
3529
	  }
3530
	;
3531

unknown's avatar
unknown committed
3532
/*
unknown's avatar
unknown committed
3533
   Order by statement in select
unknown's avatar
unknown committed
3534 3535
*/

3536
opt_order_clause:
unknown's avatar
unknown committed
3537
	/* empty */
unknown's avatar
unknown committed
3538
	| order_clause;
3539 3540

order_clause:
3541 3542
	ORDER_SYM BY
        {
unknown's avatar
unknown committed
3543
	  LEX *lex=Lex;
3544
	  if (lex->current_select->linkage != GLOBAL_OPTIONS_TYPE &&
unknown's avatar
unknown committed
3545
	      lex->current_select->olap !=
3546
	      UNSPECIFIED_OLAP_TYPE)
3547
	  {
3548
	    net_printf(lex->thd, ER_WRONG_USAGE,
3549 3550 3551 3552
		       "CUBE/ROLLUP",
		       "ORDER BY");
	    YYABORT;
	  }
unknown's avatar
unknown committed
3553
	} order_list;
unknown's avatar
unknown committed
3554 3555 3556

order_list:
	order_list ',' order_ident order_dir
unknown's avatar
unknown committed
3557
	  { if (add_order_to_list(YYTHD, $3,(bool) $4)) YYABORT; }
unknown's avatar
unknown committed
3558
	| order_ident order_dir
unknown's avatar
unknown committed
3559
	  { if (add_order_to_list(YYTHD, $1,(bool) $2)) YYABORT; };
unknown's avatar
unknown committed
3560 3561 3562

order_dir:
	/* empty */ { $$ =  1; }
unknown's avatar
unknown committed
3563
	| ASC  { $$ =1; }
unknown's avatar
unknown committed
3564
	| DESC { $$ =0; };
unknown's avatar
unknown committed
3565 3566


3567 3568 3569
opt_limit_clause_init:
	/* empty */
	{
3570 3571
	  LEX *lex= Lex;
	  SELECT_LEX *sel= lex->current_select;
3572
          sel->offset_limit= 0L;
3573
          sel->select_limit= HA_POS_ERROR;
3574
	}
3575 3576 3577
	| limit_clause {}
	;

3578 3579 3580 3581 3582
opt_limit_clause:
	/* empty */	{}
	| limit_clause	{}
	;

3583
limit_clause:
3584
	LIMIT limit_options {}
unknown's avatar
unknown committed
3585
	;
unknown's avatar
unknown committed
3586 3587 3588

limit_options:
	ULONG_NUM
unknown's avatar
unknown committed
3589
	  {
unknown's avatar
unknown committed
3590
            SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3591 3592
            sel->select_limit= $1;
            sel->offset_limit= 0L;
3593
	    sel->explicit_limit= 1;
unknown's avatar
unknown committed
3594 3595 3596
	  }
	| ULONG_NUM ',' ULONG_NUM
	  {
unknown's avatar
unknown committed
3597
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3598 3599
	    sel->select_limit= $3;
	    sel->offset_limit= $1;
3600
	    sel->explicit_limit= 1;
unknown's avatar
unknown committed
3601
	  }
unknown's avatar
unknown committed
3602
	| ULONG_NUM OFFSET_SYM ULONG_NUM
unknown's avatar
unknown committed
3603
	  {
unknown's avatar
unknown committed
3604
	    SELECT_LEX *sel= Select;
unknown's avatar
unknown committed
3605 3606
	    sel->select_limit= $1;
	    sel->offset_limit= $3;
3607
	    sel->explicit_limit= 1;
unknown's avatar
unknown committed
3608 3609
	  }
	;
unknown's avatar
unknown committed
3610 3611 3612 3613 3614


delete_limit_clause:
	/* empty */
	{
unknown's avatar
unknown committed
3615
	  LEX *lex=Lex;
3616
	  lex->current_select->select_limit= HA_POS_ERROR;
unknown's avatar
unknown committed
3617
	}
unknown's avatar
unknown committed
3618
	| LIMIT ulonglong_num
3619 3620 3621 3622 3623
	{
	  SELECT_LEX *sel= Select;
	  sel->select_limit= (ha_rows) $2;
	  sel->explicit_limit= 1;
	};
unknown's avatar
unknown committed
3624 3625

ULONG_NUM:
unknown's avatar
unknown committed
3626 3627 3628 3629 3630 3631
	NUM	        { int error; $$= (ulong) my_strtoll10($1.str, (char**) 0, &error); }
	| LONG_NUM      { int error; $$= (ulong) my_strtoll10($1.str, (char**) 0, &error); }
	| ULONGLONG_NUM { int error; $$= (ulong) my_strtoll10($1.str, (char**) 0, &error); }
	| REAL_NUM 	{ int error; $$= (ulong) my_strtoll10($1.str, (char**) 0, &error); }
	| FLOAT_NUM	{ int error; $$= (ulong) my_strtoll10($1.str, (char**) 0, &error); }
	;
unknown's avatar
unknown committed
3632

unknown's avatar
unknown committed
3633
ulonglong_num:
unknown's avatar
unknown committed
3634 3635 3636 3637 3638 3639
	NUM	    { int error; $$= (ulonglong) my_strtoll10($1.str, (char**) 0, &error); }
	| ULONGLONG_NUM { int error; $$= (ulonglong) my_strtoll10($1.str, (char**) 0, &error); }
	| LONG_NUM  { int error; $$= (ulonglong) my_strtoll10($1.str, (char**) 0, &error); }
	| REAL_NUM  { int error; $$= (ulonglong) my_strtoll10($1.str, (char**) 0, &error); }
	| FLOAT_NUM { int error; $$= (ulonglong) my_strtoll10($1.str, (char**) 0, &error); }
	;
unknown's avatar
unknown committed
3640 3641 3642 3643 3644 3645

procedure_clause:
	/* empty */
	| PROCEDURE ident			/* Procedure name */
	  {
	    LEX *lex=Lex;
3646 3647 3648 3649 3650 3651 3652
	    if (&lex->select_lex != lex->current_select)
	    {
	      net_printf(lex->thd, ER_WRONG_USAGE,
			  "PROCEDURE",
			  "subquery");
	      YYABORT;
	    }
unknown's avatar
unknown committed
3653 3654 3655
	    lex->proc_list.elements=0;
	    lex->proc_list.first=0;
	    lex->proc_list.next= (byte**) &lex->proc_list.first;
unknown's avatar
unknown committed
3656
	    if (add_proc_to_list(lex->thd, new Item_field(NULL,NULL,$2.str)))
unknown's avatar
unknown committed
3657
	      YYABORT;
3658
	    Lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
unknown's avatar
unknown committed
3659
	  }
unknown's avatar
unknown committed
3660
	  '(' procedure_list ')';
unknown's avatar
unknown committed
3661 3662 3663 3664


procedure_list:
	/* empty */ {}
unknown's avatar
unknown committed
3665
	| procedure_list2 {};
unknown's avatar
unknown committed
3666 3667 3668

procedure_list2:
	procedure_list2 ',' procedure_item
unknown's avatar
unknown committed
3669
	| procedure_item;
unknown's avatar
unknown committed
3670 3671 3672 3673

procedure_item:
	  remember_name expr
	  {
unknown's avatar
unknown committed
3674 3675
	    LEX *lex= Lex;
	    if (add_proc_to_list(lex->thd, $2))
unknown's avatar
unknown committed
3676 3677
	      YYABORT;
	    if (!$2->name)
unknown's avatar
unknown committed
3678
	      $2->set_name($1,(uint) ((char*) lex->tok_end - $1), YYTHD->charset());
3679 3680 3681 3682 3683 3684
	  }
          ;


select_var_list_init:
	   {
unknown's avatar
unknown committed
3685 3686
             LEX *lex=Lex;
	     if (!lex->describe && (!(lex->result= new select_dumpvar())))
3687 3688
	        YYABORT;
	   }
3689
	   select_var_list
3690
	   {}
3691
           ;
unknown's avatar
unknown committed
3692

unknown's avatar
unknown committed
3693
select_var_list:
3694 3695 3696 3697 3698
	   select_var_list ',' select_var_ident
	   | select_var_ident {}
           ;

select_var_ident:  '@' ident_or_text
unknown's avatar
unknown committed
3699
           {
3700
             LEX *lex=Lex;
unknown's avatar
unknown committed
3701
	     if (lex->result && ((select_dumpvar *)lex->result)->var_list.push_back((LEX_STRING*) sql_memdup(&$2,sizeof(LEX_STRING))))
unknown's avatar
unknown committed
3702 3703
	       YYABORT;
	   }
unknown's avatar
unknown committed
3704
           ;
unknown's avatar
unknown committed
3705

3706
into:
unknown's avatar
unknown committed
3707
        INTO OUTFILE TEXT_STRING_sys
unknown's avatar
unknown committed
3708
	{
3709
	  LEX *lex=Lex;
unknown's avatar
unknown committed
3710 3711
	  if (!lex->describe)
	  {
3712
	    lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
unknown's avatar
unknown committed
3713 3714 3715 3716 3717
	    if (!(lex->exchange= new sql_exchange($3.str,0)))
	      YYABORT;
	    if (!(lex->result= new select_export(lex->exchange)))
	      YYABORT;
	  }
unknown's avatar
unknown committed
3718 3719
	}
	opt_field_term opt_line_term
unknown's avatar
unknown committed
3720
	| INTO DUMPFILE TEXT_STRING_sys
unknown's avatar
unknown committed
3721
	{
3722
	  LEX *lex=Lex;
unknown's avatar
unknown committed
3723 3724
	  if (!lex->describe)
	  {
3725
	    lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
unknown's avatar
unknown committed
3726 3727 3728 3729 3730
	    if (!(lex->exchange= new sql_exchange($3.str,1)))
	      YYABORT;
	    if (!(lex->result= new select_dump(lex->exchange)))
	      YYABORT;
	  }
unknown's avatar
unknown committed
3731
	}
3732
        | INTO select_var_list_init
unknown's avatar
unknown committed
3733
	{
3734
	  Lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
3735 3736
	}
        ;
unknown's avatar
unknown committed
3737

unknown's avatar
unknown committed
3738 3739 3740
/*
  DO statement
*/
unknown's avatar
unknown committed
3741

3742
do:	DO_SYM
unknown's avatar
unknown committed
3743 3744 3745 3746 3747 3748
	{
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_DO;
	  if (!(lex->insert_list = new List_item))
	    YYABORT;
	}
3749 3750 3751 3752
	values
	{}
	;

unknown's avatar
unknown committed
3753
/*
3754
  Drop : delete tables or index or user
unknown's avatar
unknown committed
3755 3756 3757
*/

drop:
unknown's avatar
unknown committed
3758
	DROP opt_temporary table_or_tables if_exists table_list opt_restrict
unknown's avatar
unknown committed
3759
	{
unknown's avatar
unknown committed
3760 3761
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_DROP_TABLE;
3762 3763
	  lex->drop_temporary= $2;
	  lex->drop_if_exists= $4;
unknown's avatar
unknown committed
3764 3765 3766
	}
	| DROP INDEX ident ON table_ident {}
	  {
unknown's avatar
unknown committed
3767 3768
	     LEX *lex=Lex;
	     lex->sql_command= SQLCOM_DROP_INDEX;
3769 3770 3771
	     lex->alter_info.drop_list.empty();
	     lex->alter_info.drop_list.push_back(new Alter_drop(Alter_drop::KEY,
                                                                $3.str));
unknown's avatar
unknown committed
3772 3773
	     if (!lex->current_select->add_table_to_list(lex->thd, $5, NULL,
							TL_OPTION_UPDATING))
unknown's avatar
unknown committed
3774 3775 3776 3777
	      YYABORT;
	  }
	| DROP DATABASE if_exists ident
	  {
unknown's avatar
unknown committed
3778 3779 3780 3781
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_DROP_DB;
	    lex->drop_if_exists=$3;
	    lex->name=$4.str;
unknown's avatar
unknown committed
3782
	 }
unknown's avatar
unknown committed
3783
	| DROP UDF_SYM IDENT_sys
unknown's avatar
unknown committed
3784
	  {
unknown's avatar
unknown committed
3785 3786
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_DROP_FUNCTION;
3787
	    lex->udf.name = $3;
3788 3789 3790 3791 3792 3793
	  }
	| DROP USER
	  {
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_DROP_USER;
	    lex->users_list.empty();
unknown's avatar
unknown committed
3794
	  }
3795 3796 3797
	  user_list
	  {}
	  ;
unknown's avatar
unknown committed
3798 3799 3800


table_list:
3801
	table_name
unknown's avatar
unknown committed
3802
	| table_list ',' table_name;
unknown's avatar
unknown committed
3803

3804
table_name:
unknown's avatar
unknown committed
3805
	table_ident
unknown's avatar
unknown committed
3806 3807 3808 3809 3810
	{
	  if (!Select->add_table_to_list(YYTHD, $1, NULL, TL_OPTION_UPDATING))
	    YYABORT;
	}
	;
unknown's avatar
unknown committed
3811 3812

if_exists:
3813
	/* empty */ { $$= 0; }
3814 3815
	| IF EXISTS { $$= 1; }
	;
unknown's avatar
unknown committed
3816

3817 3818 3819 3820
opt_temporary:
	/* empty */ { $$= 0; }
	| TEMPORARY { $$= 1; }
	;
unknown's avatar
unknown committed
3821 3822 3823 3824 3825
/*
** Insert : add new data to table
*/

insert:
3826 3827 3828 3829 3830 3831
	INSERT
	{
	  LEX *lex= Lex;
	  lex->sql_command = SQLCOM_INSERT;
	  /* for subselects */
          lex->lock_option= (using_update_log) ? TL_READ_NO_INSERT : TL_READ;
3832
	  lex->select_lex.resolve_mode= SELECT_LEX::INSERT_MODE;
3833
	} insert_lock_option
3834
	opt_ignore insert2
unknown's avatar
unknown committed
3835
	{
unknown's avatar
unknown committed
3836
	  Select->set_lock_for_tables($3);
unknown's avatar
unknown committed
3837
	  Lex->current_select= &Lex->select_lex;
unknown's avatar
unknown committed
3838
	}
3839
	insert_field_spec opt_insert_update
3840
	{}
unknown's avatar
unknown committed
3841
	;
unknown's avatar
unknown committed
3842 3843

replace:
3844 3845
	REPLACE
	{
3846
	  LEX *lex=Lex;
3847 3848
	  lex->sql_command = SQLCOM_REPLACE;
	  lex->duplicates= DUP_REPLACE;
3849
	  lex->select_lex.resolve_mode= SELECT_LEX::INSERT_MODE;
3850
	}
unknown's avatar
unknown committed
3851 3852
	replace_lock_option insert2
	{
unknown's avatar
unknown committed
3853
	  Select->set_lock_for_tables($3);
unknown's avatar
unknown committed
3854
	  Lex->current_select= &Lex->select_lex;
unknown's avatar
unknown committed
3855 3856
	}
	insert_field_spec
3857
	{}
unknown's avatar
unknown committed
3858
	{}
unknown's avatar
unknown committed
3859
	;
unknown's avatar
unknown committed
3860 3861

insert_lock_option:
unknown's avatar
unknown committed
3862 3863 3864 3865
	/* empty */	{ $$= TL_WRITE_CONCURRENT_INSERT; }
	| LOW_PRIORITY	{ $$= TL_WRITE_LOW_PRIORITY; }
	| DELAYED_SYM	{ $$= TL_WRITE_DELAYED; }
	| HIGH_PRIORITY { $$= TL_WRITE; }
3866
	;
unknown's avatar
unknown committed
3867 3868

replace_lock_option:
unknown's avatar
unknown committed
3869 3870
	opt_low_priority { $$= $1; }
	| DELAYED_SYM	 { $$= TL_WRITE_DELAYED; };
unknown's avatar
unknown committed
3871 3872 3873

insert2:
	INTO insert_table {}
unknown's avatar
unknown committed
3874
	| insert_table {};
unknown's avatar
unknown committed
3875 3876

insert_table:
3877
	table_name
unknown's avatar
unknown committed
3878
	{
unknown's avatar
unknown committed
3879 3880 3881 3882
	  LEX *lex=Lex;
	  lex->field_list.empty();
	  lex->many_values.empty();
	  lex->insert_list=0;
unknown's avatar
unknown committed
3883
	};
unknown's avatar
unknown committed
3884 3885

insert_field_spec:
unknown's avatar
unknown committed
3886 3887 3888
	insert_values {}
	| '(' ')' insert_values {}
	| '(' fields ')' insert_values {}
unknown's avatar
unknown committed
3889 3890
	| SET
	  {
unknown's avatar
unknown committed
3891 3892 3893
	    LEX *lex=Lex;
	    if (!(lex->insert_list = new List_item) ||
		lex->many_values.push_back(lex->insert_list))
unknown's avatar
unknown committed
3894 3895
	      YYABORT;
	   }
unknown's avatar
unknown committed
3896
	   ident_eq_list;
unknown's avatar
unknown committed
3897 3898 3899 3900

opt_field_spec:
	/* empty */	  { }
	| '(' fields ')'  { }
unknown's avatar
unknown committed
3901
	| '(' ')'	  { };
unknown's avatar
unknown committed
3902 3903 3904

fields:
	fields ',' insert_ident { Lex->field_list.push_back($3); }
unknown's avatar
unknown committed
3905
	| insert_ident		{ Lex->field_list.push_back($1); };
unknown's avatar
unknown committed
3906 3907 3908

insert_values:
	VALUES	values_list  {}
unknown's avatar
unknown committed
3909
	| VALUE_SYM values_list  {}
unknown's avatar
unknown committed
3910 3911
	|     create_select     { Select->set_braces(0);} union_clause {}
	| '(' create_select ')' { Select->set_braces(1);} union_opt {}
3912
        ;
unknown's avatar
unknown committed
3913 3914 3915

values_list:
	values_list ','  no_braces
unknown's avatar
unknown committed
3916
	| no_braces;
unknown's avatar
unknown committed
3917 3918 3919 3920

ident_eq_list:
	ident_eq_list ',' ident_eq_value
	|
unknown's avatar
unknown committed
3921
	ident_eq_value;
unknown's avatar
unknown committed
3922 3923

ident_eq_value:
unknown's avatar
unknown committed
3924
	simple_ident equal expr_or_default
unknown's avatar
unknown committed
3925
	 {
unknown's avatar
unknown committed
3926 3927 3928
	  LEX *lex=Lex;
	  if (lex->field_list.push_back($1) ||
	      lex->insert_list->push_back($3))
unknown's avatar
unknown committed
3929
	    YYABORT;
unknown's avatar
unknown committed
3930
	 };
unknown's avatar
unknown committed
3931 3932

equal:	EQ		{}
unknown's avatar
unknown committed
3933 3934 3935 3936 3937 3938 3939
	| SET_VAR	{}
	;

opt_equal:
	/* empty */	{}
	| equal		{}
	;
unknown's avatar
unknown committed
3940 3941 3942 3943 3944 3945 3946 3947 3948

no_braces:
	 '('
	 {
	    if (!(Lex->insert_list = new List_item))
	      YYABORT;
	 }
	 opt_values ')'
	 {
unknown's avatar
unknown committed
3949 3950
	  LEX *lex=Lex;
	  if (lex->many_values.push_back(lex->insert_list))
unknown's avatar
unknown committed
3951
	    YYABORT;
unknown's avatar
unknown committed
3952
	 };
unknown's avatar
unknown committed
3953 3954 3955

opt_values:
	/* empty */ {}
unknown's avatar
unknown committed
3956
	| values;
unknown's avatar
unknown committed
3957 3958

values:
unknown's avatar
unknown committed
3959
	values ','  expr_or_default
unknown's avatar
unknown committed
3960 3961 3962 3963
	{
	  if (Lex->insert_list->push_back($3))
	    YYABORT;
	}
unknown's avatar
unknown committed
3964 3965 3966 3967 3968 3969 3970 3971
	| expr_or_default
	  {
	    if (Lex->insert_list->push_back($1))
	      YYABORT;
	  }
	;

expr_or_default:
3972
	expr	  { $$= $1;}
unknown's avatar
SCRUM  
unknown committed
3973
	| DEFAULT {$$= new Item_default_value(); }
unknown's avatar
unknown committed
3974
	;
unknown's avatar
unknown committed
3975

3976 3977
opt_insert_update:
        /* empty */
unknown's avatar
unknown committed
3978
        | ON DUPLICATE_SYM
3979 3980 3981 3982 3983
          { /* for simplisity, let's forget about
               INSERT ... SELECT ... UPDATE
               for a moment */
	    if (Lex->sql_command != SQLCOM_INSERT)
            {
3984
	      yyerror(ER(ER_SYNTAX_ERROR));
3985 3986 3987
              YYABORT;
            }
          }
3988
          KEY_SYM UPDATE_SYM update_list
3989 3990
        ;

unknown's avatar
unknown committed
3991 3992 3993
/* Update rows in a table */

update:
3994 3995
	UPDATE_SYM
	{
3996
	  LEX *lex= Lex;
unknown's avatar
unknown committed
3997
	  mysql_init_select(lex);
3998
          lex->sql_command= SQLCOM_UPDATE;
unknown's avatar
unknown committed
3999
	  lex->lock_option= TL_UNLOCK; 	/* Will be set later */
4000
        }
unknown's avatar
unknown committed
4001 4002 4003
        opt_low_priority opt_ignore join_table_list
	SET update_list where_clause opt_order_clause delete_limit_clause
	{
4004
	  LEX *lex= Lex;
unknown's avatar
unknown committed
4005
	  Select->set_lock_for_tables($3);
4006
          if (lex->select_lex.table_list.elements > 1)
unknown's avatar
unknown committed
4007
            lex->sql_command= SQLCOM_UPDATE_MULTI;
4008 4009 4010 4011 4012 4013 4014
	  else if (lex->select_lex.get_table_list()->derived)
	  {
	    /* it is single table update and it is update of derived table */
	    net_printf(lex->thd, ER_NON_UPDATABLE_TABLE,
		       lex->select_lex.get_table_list()->alias, "UPDATE");
	    YYABORT;
	  }
unknown's avatar
unknown committed
4015 4016
	}
	;
unknown's avatar
unknown committed
4017 4018

update_list:
unknown's avatar
SCRUM  
unknown committed
4019
	update_list ',' simple_ident equal expr_or_default
unknown's avatar
unknown committed
4020
	{
unknown's avatar
unknown committed
4021
	  if (add_item_to_list(YYTHD, $3) || add_value_to_list(YYTHD, $5))
unknown's avatar
unknown committed
4022 4023
	    YYABORT;
	}
unknown's avatar
SCRUM  
unknown committed
4024
	| simple_ident equal expr_or_default
unknown's avatar
unknown committed
4025
	  {
unknown's avatar
unknown committed
4026
	    if (add_item_to_list(YYTHD, $1) || add_value_to_list(YYTHD, $3))
unknown's avatar
unknown committed
4027
	      YYABORT;
unknown's avatar
unknown committed
4028
	  };
unknown's avatar
unknown committed
4029 4030

opt_low_priority:
4031
	/* empty */	{ $$= YYTHD->update_lock_default; }
unknown's avatar
unknown committed
4032
	| LOW_PRIORITY	{ $$= TL_WRITE_LOW_PRIORITY; };
unknown's avatar
unknown committed
4033 4034 4035 4036

/* Delete rows from a table */

delete:
4037
	DELETE_SYM
4038
	{
4039 4040
	  LEX *lex= Lex;
	  lex->sql_command= SQLCOM_DELETE;
unknown's avatar
unknown committed
4041
	  lex->lock_option= lex->thd->update_lock_default;
4042
	  lex->select_lex.init_order();
unknown's avatar
unknown committed
4043
	}
unknown's avatar
unknown committed
4044 4045
	opt_delete_options single_multi {}
	;
4046 4047

single_multi:
unknown's avatar
unknown committed
4048 4049
 	FROM table_ident
	{
unknown's avatar
unknown committed
4050 4051
	  if (!Select->add_table_to_list(YYTHD, $2, NULL, TL_OPTION_UPDATING,
					 Lex->lock_option))
unknown's avatar
unknown committed
4052 4053 4054
	    YYABORT;
	}
	where_clause opt_order_clause
4055
	delete_limit_clause {}
unknown's avatar
unknown committed
4056
	| table_wild_list
unknown's avatar
unknown committed
4057
	  { mysql_init_multi_delete(Lex); }
unknown's avatar
unknown committed
4058
          FROM join_table_list where_clause
unknown's avatar
unknown committed
4059 4060
	| FROM table_wild_list
	  { mysql_init_multi_delete(Lex); }
4061 4062 4063
	  USING join_table_list where_clause
	  {}
	;
unknown's avatar
unknown committed
4064 4065 4066

table_wild_list:
	  table_wild_one {}
unknown's avatar
unknown committed
4067
	  | table_wild_list ',' table_wild_one {};
unknown's avatar
unknown committed
4068 4069

table_wild_one:
unknown's avatar
unknown committed
4070
	ident opt_wild opt_table_alias
unknown's avatar
unknown committed
4071
	{
unknown's avatar
unknown committed
4072 4073
	  if (!Select->add_table_to_list(YYTHD, new Table_ident($1), $3,
					 TL_OPTION_UPDATING, Lex->lock_option))
unknown's avatar
unknown committed
4074 4075
	    YYABORT;
        }
unknown's avatar
unknown committed
4076
	| ident '.' ident opt_wild opt_table_alias
unknown's avatar
unknown committed
4077
	  {
unknown's avatar
unknown committed
4078 4079
	    if (!Select->add_table_to_list(YYTHD,
					   new Table_ident(YYTHD, $1, $3, 0),
unknown's avatar
unknown committed
4080 4081
					   $5, TL_OPTION_UPDATING,
					   Lex->lock_option))
unknown's avatar
unknown committed
4082
	      YYABORT;
unknown's avatar
unknown committed
4083
	  }
unknown's avatar
unknown committed
4084
	;
unknown's avatar
unknown committed
4085 4086

opt_wild:
4087
	/* empty */	{}
unknown's avatar
unknown committed
4088
	| '.' '*'	{};
unknown's avatar
unknown committed
4089 4090


4091
opt_delete_options:
unknown's avatar
unknown committed
4092
	/* empty */	{}
unknown's avatar
unknown committed
4093
	| opt_delete_option opt_delete_options {};
4094 4095

opt_delete_option:
4096
	QUICK		{ Select->options|= OPTION_QUICK; }
4097 4098
	| LOW_PRIORITY	{ Lex->lock_option= TL_WRITE_LOW_PRIORITY; }
	| IGNORE_SYM	{ Lex->duplicates= DUP_IGNORE; };
4099

4100
truncate:
unknown's avatar
unknown committed
4101
	TRUNCATE_SYM opt_table_sym table_name
4102
	{
4103
	  LEX* lex= Lex;
4104
	  lex->sql_command= SQLCOM_TRUNCATE;
4105
	  lex->select_lex.options= 0;
4106
	  lex->select_lex.init_order();
unknown's avatar
unknown committed
4107 4108
	}
	;
4109

unknown's avatar
unknown committed
4110 4111
opt_table_sym:
	/* empty */
unknown's avatar
unknown committed
4112
	| TABLE_SYM;
4113

unknown's avatar
unknown committed
4114 4115
/* Show things */

4116 4117
show:	SHOW
	{
unknown's avatar
unknown committed
4118 4119 4120 4121
	  LEX *lex=Lex;
	  lex->wild=0;
	  bzero((char*) &lex->create_info,sizeof(lex->create_info));
	}
unknown's avatar
unknown committed
4122
	show_param
4123 4124
	{}
	;
unknown's avatar
unknown committed
4125 4126 4127 4128 4129

show_param:
	DATABASES wild
	  { Lex->sql_command= SQLCOM_SHOW_DATABASES; }
	| TABLES opt_db wild
unknown's avatar
unknown committed
4130
	  {
4131
	    LEX *lex= Lex;
unknown's avatar
unknown committed
4132
	    lex->sql_command= SQLCOM_SHOW_TABLES;
4133 4134
	    lex->select_lex.db= $2;
	    lex->select_lex.options= 0;
unknown's avatar
unknown committed
4135
	   }
unknown's avatar
unknown committed
4136
	| TABLE_SYM STATUS_SYM opt_db wild
unknown's avatar
unknown committed
4137
	  {
4138
	    LEX *lex= Lex;
unknown's avatar
unknown committed
4139
	    lex->sql_command= SQLCOM_SHOW_TABLES;
4140 4141
	    lex->select_lex.options|= SELECT_DESCRIBE;
	    lex->select_lex.db= $3;
unknown's avatar
unknown committed
4142
	  }
4143
	| OPEN_SYM TABLES opt_db wild
unknown's avatar
unknown committed
4144
	  {
4145
	    LEX *lex= Lex;
unknown's avatar
unknown committed
4146
	    lex->sql_command= SQLCOM_SHOW_OPEN_TABLES;
4147 4148
	    lex->select_lex.db= $3;
	    lex->select_lex.options= 0;
4149
	  }
unknown's avatar
unknown committed
4150
	| ENGINE_SYM storage_engines 
unknown's avatar
unknown committed
4151 4152
	  { Lex->create_info.db_type= $2; }
	  show_engine_param
unknown's avatar
unknown committed
4153
	| opt_full COLUMNS from_or_in table_ident opt_db wild
unknown's avatar
unknown committed
4154 4155
	  {
	    Lex->sql_command= SQLCOM_SHOW_FIELDS;
unknown's avatar
unknown committed
4156 4157
	    if ($5)
	      $4->change_db($5);
unknown's avatar
unknown committed
4158
	    if (!Select->add_table_to_list(YYTHD, $4, NULL, 0))
unknown's avatar
unknown committed
4159 4160
	      YYABORT;
	  }
4161
        | NEW_SYM MASTER_SYM FOR_SYM SLAVE WITH MASTER_LOG_FILE_SYM EQ
unknown's avatar
unknown committed
4162 4163
	  TEXT_STRING_sys AND_SYM MASTER_LOG_POS_SYM EQ ulonglong_num
	  AND_SYM MASTER_SERVER_ID_SYM EQ
unknown's avatar
unknown committed
4164 4165 4166 4167 4168
	ULONG_NUM
          {
	    Lex->sql_command = SQLCOM_SHOW_NEW_MASTER;
	    Lex->mi.log_file_name = $8.str;
	    Lex->mi.pos = $12;
4169
	    Lex->mi.server_id = $16;
unknown's avatar
unknown committed
4170
          }
4171
        | master_or_binary LOGS_SYM
unknown's avatar
unknown committed
4172 4173
          {
	    Lex->sql_command = SQLCOM_SHOW_BINLOGS;
4174 4175 4176 4177 4178
          }
        | SLAVE HOSTS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_SLAVE_HOSTS;
          }
unknown's avatar
unknown committed
4179
        | BINLOG_SYM EVENTS_SYM binlog_in binlog_from
unknown's avatar
unknown committed
4180
          {
4181 4182
	    LEX *lex= Lex;
	    lex->sql_command= SQLCOM_SHOW_BINLOG_EVENTS;
4183
          } opt_limit_clause_init
unknown's avatar
unknown committed
4184 4185 4186 4187 4188
	| keys_or_index FROM table_ident opt_db
	  {
	    Lex->sql_command= SQLCOM_SHOW_KEYS;
	    if ($4)
	      $3->change_db($4);
unknown's avatar
unknown committed
4189
	    if (!Select->add_table_to_list(YYTHD, $3, NULL, 0))
unknown's avatar
unknown committed
4190 4191
	      YYABORT;
	  }
unknown's avatar
unknown committed
4192 4193 4194 4195 4196 4197 4198 4199
	| COLUMN_SYM TYPES_SYM
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_COLUMN_TYPES;
	  }
	| TABLE_SYM TYPES_SYM
	  {
	    LEX *lex=Lex;
unknown's avatar
unknown committed
4200 4201 4202 4203 4204 4205 4206
	    lex->sql_command= SQLCOM_SHOW_STORAGE_ENGINES;
	    WARN_DEPRECATED("SHOW TABLE TYPES", "SHOW [STORAGE] ENGINES");
	  }
	| opt_storage ENGINES_SYM
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_STORAGE_ENGINES;
unknown's avatar
unknown committed
4207 4208 4209 4210 4211 4212
	  }
	| PRIVILEGES
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_PRIVILEGES;
	  }
4213
        | COUNT_SYM '(' '*' ')' WARNINGS
4214
          { (void) create_select_for_variable("warning_count"); }
4215
        | COUNT_SYM '(' '*' ')' ERRORS
4216
	  { (void) create_select_for_variable("error_count"); }
4217
        | WARNINGS opt_limit_clause_init
unknown's avatar
unknown committed
4218
          { Lex->sql_command = SQLCOM_SHOW_WARNS;}
4219
        | ERRORS opt_limit_clause_init
4220
          { Lex->sql_command = SQLCOM_SHOW_ERRORS;}
unknown's avatar
unknown committed
4221 4222
	| STATUS_SYM wild
	  { Lex->sql_command= SQLCOM_SHOW_STATUS; }
unknown's avatar
unknown committed
4223
        | INNOBASE_SYM STATUS_SYM
unknown's avatar
unknown committed
4224
          { Lex->sql_command = SQLCOM_SHOW_INNODB_STATUS; WARN_DEPRECATED("SHOW INNODB STATUS", "SHOW ENGINE INNODB STATUS"); }
unknown's avatar
unknown committed
4225 4226
	| opt_full PROCESSLIST_SYM
	  { Lex->sql_command= SQLCOM_SHOW_PROCESSLIST;}
4227
	| opt_var_type VARIABLES wild
unknown's avatar
unknown committed
4228
	  {
4229
	    THD *thd= YYTHD;
4230 4231
	    thd->lex->sql_command= SQLCOM_SHOW_VARIABLES;
	    thd->lex->option_type= (enum_var_type) $1;
4232
	  }
4233
	| charset wild
4234
	  { Lex->sql_command= SQLCOM_SHOW_CHARSETS; }
4235 4236
	| COLLATION_SYM wild
	  { Lex->sql_command= SQLCOM_SHOW_COLLATIONS; }
4237
	| BERKELEY_DB_SYM LOGS_SYM
unknown's avatar
unknown committed
4238
	  { Lex->sql_command= SQLCOM_SHOW_LOGS; WARN_DEPRECATED("SHOW BDB LOGS", "SHOW ENGINE BDB LOGS"); }
unknown's avatar
unknown committed
4239
	| LOGS_SYM
unknown's avatar
unknown committed
4240
	  { Lex->sql_command= SQLCOM_SHOW_LOGS; WARN_DEPRECATED("SHOW LOGS", "SHOW ENGINE BDB LOGS"); }
4241 4242 4243 4244 4245 4246 4247 4248 4249 4250 4251 4252 4253 4254 4255 4256 4257 4258 4259 4260 4261 4262 4263
	| GRANTS
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_GRANTS;
	    THD *thd= lex->thd;
	    LEX_USER *curr_user;
            if (!(curr_user= (LEX_USER*) thd->alloc(sizeof(st_lex_user))))
              YYABORT;
            curr_user->user.str= thd->priv_user;
            curr_user->user.length= strlen(thd->priv_user);
            if (*thd->priv_host != 0)
            {
              curr_user->host.str= thd->priv_host;
              curr_user->host.length= strlen(thd->priv_host);
            }
            else
            {
              curr_user->host.str= (char *) "%";
              curr_user->host.length= 1;
            }
            curr_user->password.str=NullS;
	    lex->grant_user= curr_user;
	  }
unknown's avatar
unknown committed
4264
	| GRANTS FOR_SYM user
unknown's avatar
unknown committed
4265 4266 4267 4268 4269 4270
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_GRANTS;
	    lex->grant_user=$3;
	    lex->grant_user->password.str=NullS;
	  }
unknown's avatar
unknown committed
4271
	| CREATE DATABASE opt_if_not_exists ident
unknown's avatar
unknown committed
4272 4273
	  {
	    Lex->sql_command=SQLCOM_SHOW_CREATE_DB;
unknown's avatar
unknown committed
4274 4275
	    Lex->create_info.options=$3;
	    Lex->name=$4.str;
unknown's avatar
unknown committed
4276
	  }
unknown's avatar
unknown committed
4277 4278 4279
        | CREATE TABLE_SYM table_ident
          {
	    Lex->sql_command = SQLCOM_SHOW_CREATE;
unknown's avatar
unknown committed
4280
	    if (!Select->add_table_to_list(YYTHD, $3, NULL,0))
unknown's avatar
unknown committed
4281 4282 4283 4284 4285
	      YYABORT;
	  }
        | MASTER_SYM STATUS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_MASTER_STAT;
unknown's avatar
unknown committed
4286
          }
unknown's avatar
unknown committed
4287 4288 4289
        | SLAVE STATUS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
unknown's avatar
unknown committed
4290
          };
unknown's avatar
unknown committed
4291

unknown's avatar
unknown committed
4292 4293 4294 4295 4296 4297 4298 4299 4300 4301 4302 4303 4304 4305 4306 4307 4308 4309 4310 4311 4312 4313 4314 4315
show_engine_param:
	STATUS_SYM
	  {
	    switch (Lex->create_info.db_type) {
	    case DB_TYPE_INNODB:
	      Lex->sql_command = SQLCOM_SHOW_INNODB_STATUS;
	      break;
	    default:
	      net_printf(YYTHD, ER_NOT_SUPPORTED_YET, "STATUS");
	      YYABORT;
	    }
	  }
	| LOGS_SYM
	  {
	    switch (Lex->create_info.db_type) {
	    case DB_TYPE_BERKELEY_DB:
	      Lex->sql_command = SQLCOM_SHOW_LOGS;
	      break;
	    default:
	      net_printf(YYTHD, ER_NOT_SUPPORTED_YET, "LOGS");
	      YYABORT;
	    }
	  };

4316 4317 4318 4319
master_or_binary:
	MASTER_SYM
	| BINARY;

unknown's avatar
unknown committed
4320 4321 4322 4323
opt_storage:
	/* empty */
	| STORAGE_SYM;

unknown's avatar
unknown committed
4324 4325
opt_db:
	/* empty */  { $$= 0; }
unknown's avatar
unknown committed
4326
	| from_or_in ident { $$= $2.str; };
unknown's avatar
unknown committed
4327 4328 4329

wild:
	/* empty */
unknown's avatar
unknown committed
4330
	| LIKE text_string { Lex->wild= $2; };
unknown's avatar
unknown committed
4331

unknown's avatar
unknown committed
4332 4333
opt_full:
	/* empty */ { Lex->verbose=0; }
unknown's avatar
unknown committed
4334
	| FULL	    { Lex->verbose=1; };
unknown's avatar
unknown committed
4335

unknown's avatar
unknown committed
4336 4337
from_or_in:
	FROM
unknown's avatar
unknown committed
4338
	| IN_SYM;
unknown's avatar
unknown committed
4339

unknown's avatar
unknown committed
4340 4341
binlog_in:
	/* empty */ { Lex->mi.log_file_name = 0; }
unknown's avatar
unknown committed
4342
        | IN_SYM TEXT_STRING_sys { Lex->mi.log_file_name = $2.str; };
unknown's avatar
unknown committed
4343 4344 4345

binlog_from:
	/* empty */ { Lex->mi.pos = 4; /* skip magic number */ }
unknown's avatar
unknown committed
4346
        | FROM ulonglong_num { Lex->mi.pos = $2; };
unknown's avatar
unknown committed
4347 4348


unknown's avatar
unknown committed
4349 4350 4351 4352
/* A Oracle compatible synonym for show */
describe:
	describe_command table_ident
	{
unknown's avatar
unknown committed
4353 4354 4355 4356
	  LEX *lex=Lex;
	  lex->wild=0;
	  lex->verbose=0;
	  lex->sql_command=SQLCOM_SHOW_FIELDS;
unknown's avatar
unknown committed
4357
	  if (!Select->add_table_to_list(lex->thd, $2, NULL,0))
unknown's avatar
unknown committed
4358 4359
	    YYABORT;
	}
4360
	opt_describe_column {}
unknown's avatar
unknown committed
4361 4362 4363
	| describe_command opt_extended_describe
	  { Lex->describe|= DESCRIBE_NORMAL; }
	  select
4364
          {
unknown's avatar
unknown committed
4365
	    LEX *lex=Lex;
4366
	    lex->select_lex.options|= SELECT_DESCRIBE;
unknown's avatar
unknown committed
4367 4368
	  }
	;
unknown's avatar
unknown committed
4369 4370 4371

describe_command:
	DESC
unknown's avatar
unknown committed
4372
	| DESCRIBE;
unknown's avatar
unknown committed
4373

unknown's avatar
unknown committed
4374 4375 4376 4377 4378
opt_extended_describe:
	/* empty */ {}
	| EXTENDED_SYM { Lex->describe|= DESCRIBE_EXTENDED; }
	;

unknown's avatar
unknown committed
4379 4380 4381
opt_describe_column:
	/* empty */	{}
	| text_string	{ Lex->wild= $1; }
unknown's avatar
unknown committed
4382
	| ident
unknown's avatar
unknown committed
4383
	  { Lex->wild= new (&YYTHD->mem_root) String((const char*) $1.str,$1.length,system_charset_info); };
unknown's avatar
unknown committed
4384 4385 4386 4387 4388


/* flush things */

flush:
4389
	FLUSH_SYM opt_no_write_to_binlog
unknown's avatar
unknown committed
4390 4391 4392
	{
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_FLUSH; lex->type=0;
unknown's avatar
unknown committed
4393
          lex->no_write_to_binlog= $2;
unknown's avatar
unknown committed
4394
	}
4395 4396 4397
	flush_options
	{}
	;
unknown's avatar
unknown committed
4398 4399 4400

flush_options:
	flush_options ',' flush_option
unknown's avatar
unknown committed
4401
	| flush_option;
unknown's avatar
unknown committed
4402 4403

flush_option:
4404
	table_or_tables	{ Lex->type|= REFRESH_TABLES; } opt_table_list {}
unknown's avatar
unknown committed
4405
	| TABLES WITH READ_SYM LOCK_SYM { Lex->type|= REFRESH_TABLES | REFRESH_READ_LOCK; }
unknown's avatar
unknown committed
4406
	| QUERY_SYM CACHE_SYM { Lex->type|= REFRESH_QUERY_CACHE_FREE; }
unknown's avatar
unknown committed
4407 4408 4409 4410
	| HOSTS_SYM	{ Lex->type|= REFRESH_HOSTS; }
	| PRIVILEGES	{ Lex->type|= REFRESH_GRANT; }
	| LOGS_SYM	{ Lex->type|= REFRESH_LOG; }
	| STATUS_SYM	{ Lex->type|= REFRESH_STATUS; }
unknown's avatar
unknown committed
4411 4412
        | SLAVE         { Lex->type|= REFRESH_SLAVE; }
        | MASTER_SYM    { Lex->type|= REFRESH_MASTER; }
4413 4414
	| DES_KEY_FILE	{ Lex->type|= REFRESH_DES_KEY_FILE; }
 	| RESOURCES     { Lex->type|= REFRESH_USER_RESOURCES; };
unknown's avatar
unknown committed
4415

unknown's avatar
unknown committed
4416
opt_table_list:
4417 4418
	/* empty */  {;}
	| table_list {;};
unknown's avatar
unknown committed
4419

unknown's avatar
unknown committed
4420
reset:
unknown's avatar
unknown committed
4421 4422 4423 4424
	RESET_SYM
	{
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_RESET; lex->type=0;
4425 4426 4427 4428
	} reset_options
	{}
	;

unknown's avatar
unknown committed
4429 4430
reset_options:
	reset_options ',' reset_option
unknown's avatar
unknown committed
4431
	| reset_option;
unknown's avatar
unknown committed
4432 4433

reset_option:
unknown's avatar
unknown committed
4434 4435
        SLAVE                 { Lex->type|= REFRESH_SLAVE; }
        | MASTER_SYM          { Lex->type|= REFRESH_MASTER; }
unknown's avatar
unknown committed
4436
	| QUERY_SYM CACHE_SYM { Lex->type|= REFRESH_QUERY_CACHE;};
unknown's avatar
unknown committed
4437

unknown's avatar
unknown committed
4438
purge:
unknown's avatar
unknown committed
4439 4440 4441 4442
	PURGE
	{
	  LEX *lex=Lex;
	  lex->type=0;
4443 4444 4445 4446 4447
	} purge_options
	{}
	;

purge_options:
4448
	master_or_binary LOGS_SYM purge_option
unknown's avatar
unknown committed
4449
	;
4450 4451

purge_option:
unknown's avatar
unknown committed
4452
        TO_SYM TEXT_STRING_sys
4453 4454 4455 4456 4457 4458 4459 4460 4461
        {
	   Lex->sql_command = SQLCOM_PURGE;
	   Lex->to_log = $2.str;
        }
	| BEFORE_SYM expr
	{
	  if ($2->check_cols(1) || $2->fix_fields(Lex->thd, 0, &$2))
	  {
	    net_printf(Lex->thd, ER_WRONG_ARGUMENTS, "PURGE LOGS BEFORE");
unknown's avatar
unknown committed
4462
	    YYABORT;
4463 4464
	  }
	  Item *tmp= new Item_func_unix_timestamp($2);
4465
	  /*
unknown's avatar
unknown committed
4466
	    it is OK only emulate fix_fieds, because we need only
4467 4468
            value of constant
	  */
unknown's avatar
unknown committed
4469
	  tmp->quick_fix_field();
4470
	  Lex->sql_command = SQLCOM_PURGE_BEFORE;
4471
	  Lex->purge_time= (ulong) tmp->val_int();
unknown's avatar
unknown committed
4472
	}
unknown's avatar
unknown committed
4473
	;
unknown's avatar
unknown committed
4474

unknown's avatar
unknown committed
4475 4476 4477
/* kill threads */

kill:
4478
	KILL_SYM expr
unknown's avatar
unknown committed
4479
	{
unknown's avatar
unknown committed
4480
	  LEX *lex=Lex;
unknown's avatar
unknown committed
4481
	  if ($2->fix_fields(lex->thd, 0, &$2) || $2->check_cols(1))
4482
	  {
4483
	    send_error(lex->thd, ER_SET_CONSTANTS_ONLY);
unknown's avatar
unknown committed
4484 4485 4486 4487
	    YYABORT;
	  }
          lex->sql_command=SQLCOM_KILL;
	  lex->thread_id= (ulong) $2->val_int();
unknown's avatar
unknown committed
4488
	};
unknown's avatar
unknown committed
4489 4490 4491 4492

/* change database */

use:	USE_SYM ident
unknown's avatar
unknown committed
4493 4494
	{
	  LEX *lex=Lex;
4495 4496
	  lex->sql_command=SQLCOM_CHANGE_DB;
	  lex->select_lex.db= $2.str;
unknown's avatar
unknown committed
4497
	};
unknown's avatar
unknown committed
4498 4499 4500

/* import, export of files */

unknown's avatar
unknown committed
4501
load:	LOAD DATA_SYM load_data_lock opt_local INFILE TEXT_STRING_sys
unknown's avatar
unknown committed
4502
	{
unknown's avatar
unknown committed
4503 4504
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_LOAD;
unknown's avatar
unknown committed
4505 4506
	  lex->lock_option= $3;
	  lex->local_file=  $4;
unknown's avatar
unknown committed
4507
	  if (!(lex->exchange= new sql_exchange($6.str,0)))
unknown's avatar
unknown committed
4508
	    YYABORT;
unknown's avatar
unknown committed
4509
	  lex->field_list.empty();
unknown's avatar
unknown committed
4510 4511 4512 4513
	}
	opt_duplicate INTO TABLE_SYM table_ident opt_field_term opt_line_term
	opt_ignore_lines opt_field_spec
	{
unknown's avatar
unknown committed
4514
	  if (!Select->add_table_to_list(YYTHD, $11, NULL, TL_OPTION_UPDATING))
unknown's avatar
unknown committed
4515 4516 4517
	    YYABORT;
	}
        |
unknown's avatar
unknown committed
4518
	LOAD TABLE_SYM table_ident FROM MASTER_SYM
unknown's avatar
unknown committed
4519 4520
        {
	  Lex->sql_command = SQLCOM_LOAD_MASTER_TABLE;
unknown's avatar
unknown committed
4521
	  if (!Select->add_table_to_list(YYTHD, $3, NULL, TL_OPTION_UPDATING))
unknown's avatar
unknown committed
4522
	    YYABORT;
unknown's avatar
unknown committed
4523 4524

        }
4525 4526 4527 4528
        |
	LOAD DATA_SYM FROM MASTER_SYM
        {
	  Lex->sql_command = SQLCOM_LOAD_MASTER_DATA;
unknown's avatar
unknown committed
4529
        };
unknown's avatar
unknown committed
4530 4531 4532

opt_local:
	/* empty */	{ $$=0;}
unknown's avatar
unknown committed
4533
	| LOCAL_SYM	{ $$=1;};
unknown's avatar
unknown committed
4534

unknown's avatar
unknown committed
4535
load_data_lock:
4536
	/* empty */	{ $$= YYTHD->update_lock_default; }
unknown's avatar
unknown committed
4537 4538
	| CONCURRENT	{ $$= TL_WRITE_CONCURRENT_INSERT ; }
	| LOW_PRIORITY	{ $$= TL_WRITE_LOW_PRIORITY; };
unknown's avatar
unknown committed
4539 4540


unknown's avatar
unknown committed
4541 4542 4543
opt_duplicate:
	/* empty */	{ Lex->duplicates=DUP_ERROR; }
	| REPLACE	{ Lex->duplicates=DUP_REPLACE; }
unknown's avatar
unknown committed
4544
	| IGNORE_SYM	{ Lex->duplicates=DUP_IGNORE; };
unknown's avatar
unknown committed
4545 4546 4547

opt_field_term:
	/* empty */
unknown's avatar
unknown committed
4548
	| COLUMNS field_term_list;
unknown's avatar
unknown committed
4549 4550 4551

field_term_list:
	field_term_list field_term
unknown's avatar
unknown committed
4552
	| field_term;
unknown's avatar
unknown committed
4553 4554 4555 4556

field_term:
	TERMINATED BY text_string { Lex->exchange->field_term= $3;}
	| OPTIONALLY ENCLOSED BY text_string
unknown's avatar
unknown committed
4557 4558 4559 4560 4561
	  {
	    LEX *lex=Lex;
	    lex->exchange->enclosed= $4;
	    lex->exchange->opt_enclosed=1;
	  }
unknown's avatar
unknown committed
4562
	| ENCLOSED BY text_string { Lex->exchange->enclosed= $3;}
unknown's avatar
unknown committed
4563
	| ESCAPED BY text_string  { Lex->exchange->escaped= $3;};
unknown's avatar
unknown committed
4564 4565 4566

opt_line_term:
	/* empty */
unknown's avatar
unknown committed
4567
	| LINES line_term_list;
unknown's avatar
unknown committed
4568 4569 4570

line_term_list:
	line_term_list line_term
unknown's avatar
unknown committed
4571
	| line_term;
unknown's avatar
unknown committed
4572 4573 4574

line_term:
	TERMINATED BY text_string { Lex->exchange->line_term= $3;}
unknown's avatar
unknown committed
4575
	| STARTING BY text_string { Lex->exchange->line_start= $3;};
unknown's avatar
unknown committed
4576 4577 4578 4579

opt_ignore_lines:
	/* empty */
	| IGNORE_SYM NUM LINES
unknown's avatar
unknown committed
4580
	  { Lex->exchange->skip_lines=atol($2.str); };
unknown's avatar
unknown committed
4581 4582 4583 4584

/* Common definitions */

text_literal:
4585
	TEXT_STRING_literal
unknown's avatar
unknown committed
4586 4587
	{
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
4588
	  $$ = new Item_string($1.str,$1.length,thd->variables.collation_connection);
unknown's avatar
unknown committed
4589
	}
unknown's avatar
unknown committed
4590
	| NCHAR_STRING
4591
	{ $$=  new Item_string($1.str,$1.length,national_charset_info); }
4592
	| UNDERSCORE_CHARSET TEXT_STRING
4593
	  { $$ = new Item_string($2.str,$2.length,Lex->charset); }
4594
	| text_literal TEXT_STRING_literal
unknown's avatar
unknown committed
4595 4596
	  { ((Item_string*) $1)->append($2.str,$2.length); }
	;
unknown's avatar
unknown committed
4597 4598

text_string:
4599
	TEXT_STRING_literal
unknown's avatar
unknown committed
4600
	{ $$=  new (&YYTHD->mem_root) String($1.str,$1.length,YYTHD->variables.collation_connection); }
unknown's avatar
unknown committed
4601 4602
	| HEX_NUM
	  {
4603
	    Item *tmp = new Item_varbinary($1.str,$1.length);
4604
	    /*
unknown's avatar
unknown committed
4605
	      it is OK only emulate fix_fieds, because we need only
4606 4607 4608
              value of constant
	    */
	    $$= tmp ?
unknown's avatar
unknown committed
4609
	      tmp->quick_fix_field(), tmp->val_str((String*) 0) :
4610
	      (String*) 0;
4611 4612 4613
	  }
	;

unknown's avatar
unknown committed
4614
param_marker:
4615
        '?'
unknown's avatar
unknown committed
4616
        {
4617 4618 4619
          THD *thd=YYTHD;
	  LEX *lex= thd->lex;
          if (thd->command == COM_PREPARE)
4620
          {
4621 4622 4623 4624 4625 4626 4627
            Item_param *item= new Item_param((uint) (lex->tok_start -
                                                     (uchar *) thd->query));
            if (!($$= item) || lex->param_list.push_back(item))
            {
	      send_error(thd, ER_OUT_OF_RESOURCES);
	      YYABORT;
            }
unknown's avatar
unknown committed
4628
          }
4629
          else
unknown's avatar
unknown committed
4630
          {
4631
            yyerror(ER(ER_SYNTAX_ERROR));
unknown's avatar
unknown committed
4632 4633
            YYABORT;
          }
4634 4635 4636
        }
	;

unknown's avatar
unknown committed
4637 4638 4639
signed_literal:
	literal		{ $$ = $1; }
	| '+' NUM_literal { $$ = $2; }
4640 4641
	| '-' NUM_literal
	  {
4642
	    $2->max_length++;
unknown's avatar
unknown committed
4643
	    $$= $2->neg();
4644
	  }
unknown's avatar
unknown committed
4645 4646 4647
	;


unknown's avatar
unknown committed
4648 4649
literal:
	text_literal	{ $$ =	$1; }
unknown's avatar
unknown committed
4650
	| NUM_literal	{ $$ = $1; }
unknown's avatar
unknown committed
4651
	| NULL_SYM	{ $$ =	new Item_null();
4652
			  Lex->next_state=MY_LEX_OPERATOR_OR_IDENT;}
4653
	| HEX_NUM	{ $$ =	new Item_varbinary($1.str,$1.length);}
4654
	| UNDERSCORE_CHARSET HEX_NUM
4655
	  {
4656
	    Item *tmp= new Item_varbinary($2.str,$2.length);
4657
	    /*
unknown's avatar
unknown committed
4658
	      it is OK only emulate fix_fieds, because we need only
4659 4660 4661
              value of constant
	    */
	    String *str= tmp ?
unknown's avatar
unknown committed
4662
	      tmp->quick_fix_field(), tmp->val_str((String*) 0) :
4663
	      (String*) 0;
unknown's avatar
unknown committed
4664 4665 4666
	    $$= new Item_string(str ? str->ptr() : "",
				str ? str->length() : 0,
				Lex->charset);
4667
	  }
unknown's avatar
unknown committed
4668 4669
	| DATE_SYM text_literal { $$ = $2; }
	| TIME_SYM text_literal { $$ = $2; }
unknown's avatar
unknown committed
4670
	| TIMESTAMP text_literal { $$ = $2; };
unknown's avatar
unknown committed
4671

4672
NUM_literal:
4673 4674
	NUM		{ int error; $$ = new Item_int($1.str, (longlong) my_strtoll10($1.str, NULL, &error), $1.length); }
	| LONG_NUM	{ int error; $$ = new Item_int($1.str, (longlong) my_strtoll10($1.str, NULL, &error), $1.length); }
4675 4676 4677 4678 4679
	| ULONGLONG_NUM	{ $$ =	new Item_uint($1.str, $1.length); }
	| REAL_NUM	{ $$ =	new Item_real($1.str, $1.length); }
	| FLOAT_NUM	{ $$ =	new Item_float($1.str, $1.length); }
	;
	
unknown's avatar
unknown committed
4680 4681 4682 4683 4684 4685
/**********************************************************************
** Createing different items.
**********************************************************************/

insert_ident:
	simple_ident	 { $$=$1; }
unknown's avatar
unknown committed
4686
	| table_wild	 { $$=$1; };
unknown's avatar
unknown committed
4687 4688

table_wild:
unknown's avatar
unknown committed
4689
	ident '.' '*'
4690 4691
	{
	  $$ = new Item_field(NullS,$1.str,"*");
unknown's avatar
unknown committed
4692
	  Lex->current_select->with_wild++;
4693
	}
unknown's avatar
unknown committed
4694
	| ident '.' ident '.' '*'
4695 4696 4697 4698
	{
	  $$ = new Item_field((YYTHD->client_capabilities &
   			     CLIENT_NO_SCHEMA ? NullS : $1.str),
			     $3.str,"*");
unknown's avatar
unknown committed
4699
	  Lex->current_select->with_wild++;
4700 4701
	}
	;
unknown's avatar
unknown committed
4702 4703

order_ident:
unknown's avatar
unknown committed
4704
	expr { $$=$1; };
unknown's avatar
unknown committed
4705 4706 4707

simple_ident:
	ident
unknown's avatar
unknown committed
4708
	{
unknown's avatar
unknown committed
4709
	  SELECT_LEX *sel=Select;
unknown's avatar
unknown committed
4710 4711 4712
	  $$= (sel->parsing_place != SELECT_LEX_NODE::IN_HAVING ||
	       sel->get_in_sum_expr() > 0) ?
              (Item*) new Item_field(NullS,NullS,$1.str) :
unknown's avatar
unknown committed
4713
	      (Item*) new Item_ref(0,0, NullS,NullS,$1.str);
unknown's avatar
unknown committed
4714
	}
unknown's avatar
unknown committed
4715
	| ident '.' ident
unknown's avatar
unknown committed
4716
	{
unknown's avatar
unknown committed
4717
	  THD *thd= YYTHD;
4718
	  LEX *lex= thd->lex;
unknown's avatar
unknown committed
4719
	  SELECT_LEX *sel= lex->current_select;
unknown's avatar
unknown committed
4720 4721
	  if (sel->no_table_names_allowed)
	  {
unknown's avatar
unknown committed
4722
	    my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
unknown's avatar
unknown committed
4723 4724 4725
			    ER(ER_TABLENAME_NOT_ALLOWED_HERE),
			    MYF(0), $1.str, thd->where);
	  }
unknown's avatar
unknown committed
4726 4727 4728
	  $$= (sel->parsing_place != SELECT_LEX_NODE::IN_HAVING ||
	       sel->get_in_sum_expr() > 0) ?
	      (Item*) new Item_field(NullS,$1.str,$3.str) :
unknown's avatar
unknown committed
4729
	      (Item*) new Item_ref(0,0,NullS,$1.str,$3.str);
unknown's avatar
unknown committed
4730
	}
unknown's avatar
unknown committed
4731
	| '.' ident '.' ident
unknown's avatar
unknown committed
4732
	{
unknown's avatar
unknown committed
4733
	  THD *thd= YYTHD;
4734
	  LEX *lex= thd->lex;
unknown's avatar
unknown committed
4735
	  SELECT_LEX *sel= lex->current_select;
unknown's avatar
unknown committed
4736 4737
	  if (sel->no_table_names_allowed)
	  {
unknown's avatar
unknown committed
4738
	    my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
unknown's avatar
unknown committed
4739 4740 4741
			    ER(ER_TABLENAME_NOT_ALLOWED_HERE),
			    MYF(0), $2.str, thd->where);
	  }
unknown's avatar
unknown committed
4742 4743 4744
	  $$= (sel->parsing_place != SELECT_LEX_NODE::IN_HAVING ||
	       sel->get_in_sum_expr() > 0) ?
	      (Item*) new Item_field(NullS,$2.str,$4.str) :
unknown's avatar
unknown committed
4745
              (Item*) new Item_ref(0,0,NullS,$2.str,$4.str);
unknown's avatar
unknown committed
4746
	}
unknown's avatar
unknown committed
4747
	| ident '.' ident '.' ident
unknown's avatar
unknown committed
4748
	{
unknown's avatar
unknown committed
4749
	  THD *thd= YYTHD;
4750
	  LEX *lex= thd->lex;
unknown's avatar
unknown committed
4751
	  SELECT_LEX *sel= lex->current_select;
unknown's avatar
unknown committed
4752 4753
	  if (sel->no_table_names_allowed)
	  {
unknown's avatar
unknown committed
4754
	    my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
unknown's avatar
unknown committed
4755 4756 4757
			    ER(ER_TABLENAME_NOT_ALLOWED_HERE),
			    MYF(0), $3.str, thd->where);
	  }
unknown's avatar
unknown committed
4758 4759 4760 4761 4762
	  $$= (sel->parsing_place != SELECT_LEX_NODE::IN_HAVING ||
	       sel->get_in_sum_expr() > 0) ?
	      (Item*) new Item_field((YYTHD->client_capabilities &
				      CLIENT_NO_SCHEMA ? NullS : $1.str),
				     $3.str, $5.str) :
unknown's avatar
unknown committed
4763 4764
	      (Item*) new Item_ref(0,0,(YYTHD->client_capabilities &
				        CLIENT_NO_SCHEMA ? NullS : $1.str),
unknown's avatar
unknown committed
4765
                                   $3.str, $5.str);
unknown's avatar
unknown committed
4766
	};
unknown's avatar
unknown committed
4767 4768 4769 4770 4771


field_ident:
	ident			{ $$=$1;}
	| ident '.' ident	{ $$=$3;}	/* Skipp schema name in create*/
unknown's avatar
unknown committed
4772
	| '.' ident		{ $$=$2;}	/* For Delphi */;
unknown's avatar
unknown committed
4773 4774 4775

table_ident:
	ident			{ $$=new Table_ident($1); }
unknown's avatar
unknown committed
4776
	| ident '.' ident	{ $$=new Table_ident(YYTHD, $1,$3,0);}
4777 4778 4779 4780
	| '.' ident		{ $$=new Table_ident($2);} /* For Delphi */
        ;

table_ident_ref:
unknown's avatar
unknown committed
4781 4782
	ident			{ LEX_STRING db={(char*) any_db,3}; $$=new Table_ident(YYTHD, db,$1,0); }
	| ident '.' ident	{ $$=new Table_ident(YYTHD, $1,$3,0);}
4783
        ;
unknown's avatar
unknown committed
4784

unknown's avatar
unknown committed
4785
IDENT_sys:
4786 4787 4788 4789 4790 4791 4792 4793 4794 4795
	IDENT { $$= $1; }
	| IDENT_QUOTED
	  {
	    THD *thd= YYTHD;
	    if (thd->charset_is_system_charset)
	      $$= $1;
	    else
	      thd->convert_string(&$$, system_charset_info,
				  $1.str, $1.length, thd->charset());
	  }
unknown's avatar
unknown committed
4796 4797 4798 4799 4800 4801
	;

TEXT_STRING_sys:
	TEXT_STRING
	{
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
4802 4803
	  if (thd->charset_is_system_charset)
	    $$= $1;
unknown's avatar
unknown committed
4804
	  else
unknown's avatar
unknown committed
4805 4806
	    thd->convert_string(&$$, system_charset_info,
				$1.str, $1.length, thd->charset());
unknown's avatar
unknown committed
4807 4808 4809
	}
	;

4810
TEXT_STRING_literal:
unknown's avatar
unknown committed
4811 4812 4813
	TEXT_STRING
	{
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
4814 4815
	  if (thd->charset_is_collation_connection)
	    $$= $1;
unknown's avatar
unknown committed
4816
	  else
unknown's avatar
unknown committed
4817 4818
	    thd->convert_string(&$$, thd->variables.collation_connection,
				$1.str, $1.length, thd->charset());
unknown's avatar
unknown committed
4819 4820 4821 4822
	}
	;


unknown's avatar
unknown committed
4823
ident:
unknown's avatar
unknown committed
4824
	IDENT_sys	    { $$=$1; }
unknown's avatar
unknown committed
4825 4826
	| keyword
	{
unknown's avatar
unknown committed
4827 4828 4829
	  THD *thd= YYTHD;
	  $$.str=    thd->strmake($1.str, $1.length);
	  $$.length= $1.length;
4830 4831
	}
	;
unknown's avatar
unknown committed
4832 4833

ident_or_text:
unknown's avatar
unknown committed
4834 4835 4836
	ident 			{ $$=$1;}
	| TEXT_STRING_sys	{ $$=$1;}
	| LEX_HOSTNAME		{ $$=$1;};
unknown's avatar
unknown committed
4837 4838 4839 4840

user:
	ident_or_text
	{
unknown's avatar
unknown committed
4841 4842
	  THD *thd= YYTHD;
	  if (!($$=(LEX_USER*) thd->alloc(sizeof(st_lex_user))))
unknown's avatar
unknown committed
4843
	    YYABORT;
4844 4845 4846 4847
	  $$->user = $1;
	  $$->host.str= (char *) "%";
	  $$->host.length= 1;
	}
unknown's avatar
unknown committed
4848 4849
	| ident_or_text '@' ident_or_text
	  {
unknown's avatar
unknown committed
4850 4851
	    THD *thd= YYTHD;
	    if (!($$=(LEX_USER*) thd->alloc(sizeof(st_lex_user))))
unknown's avatar
unknown committed
4852 4853
	      YYABORT;
	    $$->user = $1; $$->host=$3;
4854
	  }
unknown's avatar
unknown committed
4855
	| CURRENT_USER optional_braces
4856 4857 4858 4859 4860 4861 4862 4863 4864 4865 4866 4867 4868 4869 4870 4871 4872
	{
          THD *thd= YYTHD;
          if (!($$=(LEX_USER*) thd->alloc(sizeof(st_lex_user))))
            YYABORT;
          $$->user.str= thd->priv_user;
          $$->user.length= strlen(thd->priv_user);
          if (*thd->priv_host != 0)
          {
            $$->host.str= thd->priv_host;
            $$->host.length= strlen(thd->priv_host);
          }
          else
          {
            $$->host.str= (char *) "%";
            $$->host.length= 1;
          }
	};
unknown's avatar
unknown committed
4873 4874 4875 4876 4877

/* Keyword that we allow for identifiers */

keyword:
	ACTION			{}
unknown's avatar
unknown committed
4878
	| ADDDATE_SYM		{}
unknown's avatar
unknown committed
4879
	| AFTER_SYM		{}
4880
	| AGAINST		{}
unknown's avatar
unknown committed
4881
	| AGGREGATE_SYM		{}
unknown's avatar
unknown committed
4882
	| ANY_SYM		{}
unknown's avatar
unknown committed
4883
	| ASCII_SYM		{}
unknown's avatar
unknown committed
4884
	| AUTO_INC		{}
unknown's avatar
unknown committed
4885 4886
	| AVG_ROW_LENGTH	{}
	| AVG_SYM		{}
unknown's avatar
unknown committed
4887
	| BACKUP_SYM		{}
unknown's avatar
unknown committed
4888
	| BEGIN_SYM		{}
unknown's avatar
unknown committed
4889
	| BERKELEY_DB_SYM	{}
unknown's avatar
unknown committed
4890
	| BINLOG_SYM		{}
unknown's avatar
unknown committed
4891 4892
	| BIT_SYM		{}
	| BOOL_SYM		{}
unknown's avatar
unknown committed
4893
	| BOOLEAN_SYM		{}
4894
	| BYTE_SYM		{}
unknown's avatar
unknown committed
4895
	| BTREE_SYM		{}
unknown's avatar
unknown committed
4896
	| CACHE_SYM		{}
4897
	| CHANGED		{}
4898
	| CHARSET		{}
unknown's avatar
unknown committed
4899
	| CHECKSUM_SYM		{}
4900
	| CIPHER_SYM		{}
unknown's avatar
unknown committed
4901
	| CLIENT_SYM		{}
4902
	| CLOSE_SYM		{}
unknown's avatar
unknown committed
4903
	| COLLATION_SYM		{}
unknown's avatar
unknown committed
4904
	| COMMENT_SYM		{}
unknown's avatar
unknown committed
4905
	| COMMITTED_SYM		{}
unknown's avatar
unknown committed
4906
	| COMMIT_SYM		{}
unknown's avatar
unknown committed
4907
	| COMPRESSED_SYM	{}
unknown's avatar
unknown committed
4908
	| CONCURRENT		{}
4909
	| CUBE_SYM		{}
unknown's avatar
unknown committed
4910 4911 4912 4913 4914
	| DATA_SYM		{}
	| DATETIME		{}
	| DATE_SYM		{}
	| DAY_SYM		{}
	| DELAY_KEY_WRITE_SYM	{}
unknown's avatar
unknown committed
4915 4916
	| DES_KEY_FILE		{}
	| DIRECTORY_SYM		{}
unknown's avatar
unknown committed
4917
	| DISCARD		{}
unknown's avatar
unknown committed
4918
	| DO_SYM		{}
unknown's avatar
unknown committed
4919 4920
	| DUMPFILE		{}
	| DUPLICATE_SYM		{}
unknown's avatar
unknown committed
4921 4922 4923
	| DYNAMIC_SYM		{}
	| END			{}
	| ENUM			{}
unknown's avatar
unknown committed
4924
	| ENGINE_SYM		{}
unknown's avatar
unknown committed
4925
	| ENGINES_SYM		{}
4926
	| ERRORS		{}
unknown's avatar
unknown committed
4927
	| ESCAPE_SYM		{}
unknown's avatar
unknown committed
4928
	| EVENTS_SYM		{}
unknown's avatar
unknown committed
4929
	| EXECUTE_SYM		{}
4930
        | EXPANSION_SYM         {}
unknown's avatar
unknown committed
4931
	| EXTENDED_SYM		{}
4932
	| FAST_SYM		{}
unknown's avatar
unknown committed
4933 4934
	| DISABLE_SYM		{}
	| ENABLE_SYM		{}
unknown's avatar
unknown committed
4935
	| FULL			{}
unknown's avatar
unknown committed
4936 4937 4938 4939
	| FILE_SYM		{}
	| FIRST_SYM		{}
	| FIXED_SYM		{}
	| FLUSH_SYM		{}
4940
	| GEOMETRY_SYM		{}
4941
	| GEOMETRYCOLLECTION	{}
4942
	| GET_FORMAT		{}
unknown's avatar
unknown committed
4943
	| GRANTS		{}
unknown's avatar
unknown committed
4944
	| GLOBAL_SYM		{}
4945
	| HANDLER_SYM		{}
unknown's avatar
unknown committed
4946
	| HASH_SYM		{}
4947
	| HELP_SYM		{}
unknown's avatar
unknown committed
4948 4949 4950
	| HOSTS_SYM		{}
	| HOUR_SYM		{}
	| IDENTIFIED_SYM	{}
unknown's avatar
unknown committed
4951
	| IMPORT		{}
unknown's avatar
unknown committed
4952
	| INDEXES		{}
unknown's avatar
unknown committed
4953
	| ISOLATION		{}
unknown's avatar
unknown committed
4954
	| ISSUER_SYM		{}
unknown's avatar
unknown committed
4955
	| INNOBASE_SYM		{}
4956
	| INSERT_METHOD		{}
unknown's avatar
unknown committed
4957
	| RELAY_THREAD		{}
4958
	| LAST_SYM		{}
unknown's avatar
unknown committed
4959
	| LEAVES                {}
unknown's avatar
unknown committed
4960
	| LEVEL_SYM		{}
4961
	| LINESTRING		{}
unknown's avatar
unknown committed
4962
	| LOCAL_SYM		{}
unknown's avatar
unknown committed
4963
	| LOCKS_SYM		{}
unknown's avatar
unknown committed
4964 4965 4966 4967 4968 4969 4970 4971 4972
	| LOGS_SYM		{}
	| MAX_ROWS		{}
	| MASTER_SYM		{}
	| MASTER_HOST_SYM	{}
	| MASTER_PORT_SYM	{}
	| MASTER_LOG_FILE_SYM	{}
	| MASTER_LOG_POS_SYM	{}
	| MASTER_USER_SYM	{}
	| MASTER_PASSWORD_SYM	{}
unknown's avatar
unknown committed
4973
	| MASTER_SERVER_ID_SYM  {}
unknown's avatar
unknown committed
4974
	| MASTER_CONNECT_RETRY_SYM	{}
unknown's avatar
unknown committed
4975 4976 4977 4978 4979 4980
	| MASTER_SSL_SYM	{}
	| MASTER_SSL_CA_SYM	{}
	| MASTER_SSL_CAPATH_SYM	{}
	| MASTER_SSL_CERT_SYM	{}
	| MASTER_SSL_CIPHER_SYM	{}
	| MASTER_SSL_KEY_SYM	{}
unknown's avatar
unknown committed
4981 4982 4983
	| MAX_CONNECTIONS_PER_HOUR	 {}
	| MAX_QUERIES_PER_HOUR	{}
	| MAX_UPDATES_PER_HOUR	{}
4984
	| MEDIUM_SYM		{}
unknown's avatar
unknown committed
4985
	| MICROSECOND_SYM	{}
unknown's avatar
unknown committed
4986 4987 4988
	| MINUTE_SYM		{}
	| MIN_ROWS		{}
	| MODIFY_SYM		{}
unknown's avatar
unknown committed
4989
	| MODE_SYM		{}
unknown's avatar
unknown committed
4990
	| MONTH_SYM		{}
4991 4992 4993
	| MULTILINESTRING	{}
	| MULTIPOINT		{}
	| MULTIPOLYGON		{}
unknown's avatar
unknown committed
4994
	| NAMES_SYM		{}
unknown's avatar
unknown committed
4995 4996
	| NATIONAL_SYM		{}
	| NCHAR_SYM		{}
unknown's avatar
unknown committed
4997
	| NDBCLUSTER_SYM	{}
4998
	| NEXT_SYM		{}
unknown's avatar
unknown committed
4999
	| NEW_SYM		{}
unknown's avatar
unknown committed
5000
	| NO_SYM		{}
5001
	| NONE_SYM		{}
unknown's avatar
unknown committed
5002
	| NVARCHAR_SYM		{}
unknown's avatar
unknown committed
5003
	| OFFSET_SYM		{}
unknown's avatar
unknown committed
5004
	| OLD_PASSWORD		{}
5005
	| OPEN_SYM		{}
unknown's avatar
unknown committed
5006
	| PACK_KEYS_SYM		{}
5007
	| PARTIAL		{}
unknown's avatar
unknown committed
5008
	| PASSWORD		{}
5009
	| POINT_SYM		{}
5010
	| POLYGON		{}
5011
	| PREV_SYM		{}
unknown's avatar
unknown committed
5012 5013
	| PROCESS		{}
	| PROCESSLIST_SYM	{}
unknown's avatar
unknown committed
5014
	| QUERY_SYM		{}
5015
	| QUICK			{}
unknown's avatar
unknown committed
5016
	| RAID_0_SYM		{}
unknown's avatar
unknown committed
5017 5018
	| RAID_CHUNKS		{}
	| RAID_CHUNKSIZE	{}
unknown's avatar
unknown committed
5019
	| RAID_STRIPED_SYM	{}
unknown's avatar
unknown committed
5020
	| RAID_TYPE		{}
unknown's avatar
unknown committed
5021 5022
	| RELAY_LOG_FILE_SYM	{}
	| RELAY_LOG_POS_SYM	{}
unknown's avatar
unknown committed
5023 5024
	| RELOAD		{}
	| REPAIR		{}
unknown's avatar
unknown committed
5025
	| REPEATABLE_SYM	{}
unknown's avatar
unknown committed
5026
	| REPLICATION		{}
unknown's avatar
unknown committed
5027
	| RESET_SYM		{}
5028
	| RESOURCES		{}
unknown's avatar
unknown committed
5029
	| RESTORE_SYM		{}
unknown's avatar
unknown committed
5030
	| ROLLBACK_SYM		{}
5031
	| ROLLUP_SYM		{}
unknown's avatar
unknown committed
5032 5033 5034
	| ROWS_SYM		{}
	| ROW_FORMAT_SYM	{}
	| ROW_SYM		{}
unknown's avatar
unknown committed
5035
	| RTREE_SYM		{}
5036
	| SAVEPOINT_SYM		{}
unknown's avatar
unknown committed
5037
	| SECOND_SYM		{}
5038
	| SERIAL_SYM		{}
unknown's avatar
unknown committed
5039 5040
	| SERIALIZABLE_SYM	{}
	| SESSION_SYM		{}
unknown's avatar
unknown committed
5041
	| SIGNED_SYM		{}
5042
	| SIMPLE_SYM		{}
unknown's avatar
unknown committed
5043
	| SHARE_SYM		{}
unknown's avatar
unknown committed
5044
	| SHUTDOWN		{}
unknown's avatar
unknown committed
5045
	| SLAVE			{}
unknown's avatar
unknown committed
5046
	| SOUNDS_SYM		{}
unknown's avatar
unknown committed
5047
	| SQL_CACHE_SYM		{}
unknown's avatar
unknown committed
5048
	| SQL_BUFFER_RESULT	{}
unknown's avatar
unknown committed
5049
	| SQL_NO_CACHE_SYM	{}
unknown's avatar
unknown committed
5050
	| SQL_THREAD		{}
unknown's avatar
unknown committed
5051 5052 5053
	| START_SYM		{}
	| STATUS_SYM		{}
	| STOP_SYM		{}
unknown's avatar
unknown committed
5054
	| STORAGE_SYM		{}
unknown's avatar
unknown committed
5055
	| STRING_SYM		{}
unknown's avatar
unknown committed
5056
	| SUBDATE_SYM		{}
unknown's avatar
unknown committed
5057
	| SUBJECT_SYM		{}
unknown's avatar
unknown committed
5058
	| SUPER_SYM		{}
unknown's avatar
unknown committed
5059
	| TABLESPACE		{}
unknown's avatar
unknown committed
5060 5061
	| TEMPORARY		{}
	| TEXT_SYM		{}
unknown's avatar
unknown committed
5062
	| TRANSACTION_SYM	{}
5063
	| TRUNCATE_SYM		{}
unknown's avatar
unknown committed
5064 5065 5066
	| TIMESTAMP		{}
	| TIME_SYM		{}
	| TYPE_SYM		{}
unknown's avatar
unknown committed
5067
	| TYPES_SYM		{}
unknown's avatar
unknown committed
5068
	| UDF_SYM		{}
unknown's avatar
unknown committed
5069
	| UNCOMMITTED_SYM	{}
unknown's avatar
unknown committed
5070
	| UNICODE_SYM		{}
5071
	| UNTIL_SYM		{}
5072
	| USER			{}
unknown's avatar
unknown committed
5073
	| USE_FRM		{}
unknown's avatar
unknown committed
5074
	| VARIABLES		{}
5075
	| VALUE_SYM		{}
5076
	| WARNINGS		{}
unknown's avatar
unknown committed
5077
	| WORK_SYM		{}
5078
	| X509_SYM		{}
unknown's avatar
unknown committed
5079 5080
	| YEAR_SYM		{}
	;
unknown's avatar
unknown committed
5081 5082 5083 5084 5085 5086

/* Option functions */

set:
	SET opt_option
	{
unknown's avatar
unknown committed
5087 5088
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_SET_OPTION;
5089
	  lex->option_type=OPT_SESSION;
unknown's avatar
unknown committed
5090
	  lex->var_list.empty();
unknown's avatar
unknown committed
5091
	}
5092 5093 5094
	option_value_list
	{}
	;
unknown's avatar
unknown committed
5095 5096 5097

opt_option:
	/* empty */ {}
unknown's avatar
unknown committed
5098
	| OPTION {};
unknown's avatar
unknown committed
5099 5100

option_value_list:
unknown's avatar
unknown committed
5101 5102 5103 5104 5105 5106 5107 5108 5109 5110 5111 5112
	option_type option_value
	| option_value_list ',' option_type option_value;

option_type:
	/* empty */	{}
	| GLOBAL_SYM	{ Lex->option_type= OPT_GLOBAL; }
	| LOCAL_SYM	{ Lex->option_type= OPT_SESSION; }
	| SESSION_SYM	{ Lex->option_type= OPT_SESSION; }
	;

opt_var_type:
	/* empty */	{ $$=OPT_SESSION; }
unknown's avatar
unknown committed
5113
	| GLOBAL_SYM	{ $$=OPT_GLOBAL; }
unknown's avatar
unknown committed
5114 5115 5116 5117 5118 5119
	| LOCAL_SYM	{ $$=OPT_SESSION; }
	| SESSION_SYM	{ $$=OPT_SESSION; }
	;

opt_var_ident_type:
	/* empty */		{ $$=OPT_DEFAULT; }
unknown's avatar
unknown committed
5120
	| GLOBAL_SYM '.'	{ $$=OPT_GLOBAL; }
unknown's avatar
unknown committed
5121 5122 5123
	| LOCAL_SYM '.'		{ $$=OPT_SESSION; }
	| SESSION_SYM '.'	{ $$=OPT_SESSION; }
	;
unknown's avatar
unknown committed
5124 5125

option_value:
unknown's avatar
unknown committed
5126
	'@' ident_or_text equal expr
unknown's avatar
unknown committed
5127
	{
unknown's avatar
unknown committed
5128
	  Lex->var_list.push_back(new set_var_user(new Item_func_set_user_var($2,$4)));
unknown's avatar
unknown committed
5129
	}
unknown's avatar
unknown committed
5130
	| internal_variable_name equal set_expr_or_default
unknown's avatar
unknown committed
5131
	  {
unknown's avatar
unknown committed
5132
	    LEX *lex=Lex;
unknown's avatar
unknown committed
5133 5134
	    lex->var_list.push_back(new set_var(lex->option_type, $1.var,
						&$1.base_name, $3));
unknown's avatar
unknown committed
5135
	  }
unknown's avatar
unknown committed
5136
	| '@' '@' opt_var_ident_type internal_variable_name equal set_expr_or_default
unknown's avatar
unknown committed
5137 5138
	  {
	    LEX *lex=Lex;
unknown's avatar
unknown committed
5139 5140
	    lex->var_list.push_back(new set_var((enum_var_type) $3, $4.var,
						&$4.base_name, $6));
unknown's avatar
unknown committed
5141 5142 5143 5144
	  }
	| TRANSACTION_SYM ISOLATION LEVEL_SYM isolation_types
	  {
	    LEX *lex=Lex;
unknown's avatar
unknown committed
5145 5146 5147
	    LEX_STRING tmp;
	    tmp.str=0;
	    tmp.length=0;
unknown's avatar
unknown committed
5148
	    lex->var_list.push_back(new set_var(lex->option_type,
unknown's avatar
unknown committed
5149
						find_sys_var("tx_isolation"),
unknown's avatar
unknown committed
5150
						&tmp,
unknown's avatar
unknown committed
5151
						new Item_int((int32) $4)));
unknown's avatar
unknown committed
5152
	  }
5153
	| charset old_or_new_charset_name_or_default
unknown's avatar
unknown committed
5154
	{
unknown's avatar
unknown committed
5155
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
5156
	  LEX *lex= Lex;
5157
	  $2= $2 ? $2: global_system_variables.character_set_client;
5158
	  lex->var_list.push_back(new set_var_collation_client($2,thd->variables.collation_database,$2));
unknown's avatar
unknown committed
5159
	}
5160
	| NAMES_SYM charset_name_or_default opt_collate
5161
	{
unknown's avatar
unknown committed
5162
	  THD *thd= YYTHD;
unknown's avatar
unknown committed
5163
	  LEX *lex= Lex;
5164
	  $2= $2 ? $2 : global_system_variables.character_set_client;
5165 5166
	  $3= $3 ? $3 : $2;
	  if (!my_charset_same($2,$3))
5167
	  {
unknown's avatar
unknown committed
5168 5169
	    net_printf(thd,ER_COLLATION_CHARSET_MISMATCH,$3->name,$2->csname);
	    YYABORT;
5170
	  }
5171
	  lex->var_list.push_back(new set_var_collation_client($3,$3,$3));
5172
	}
unknown's avatar
unknown committed
5173
	| PASSWORD equal text_or_password
unknown's avatar
unknown committed
5174
	  {
5175
	    THD *thd=YYTHD;
unknown's avatar
unknown committed
5176
	    LEX_USER *user;
unknown's avatar
unknown committed
5177
	    if (!(user=(LEX_USER*) thd->alloc(sizeof(LEX_USER))))
unknown's avatar
unknown committed
5178 5179 5180
	      YYABORT;
	    user->host.str=0;
	    user->user.str=thd->priv_user;
5181
	    thd->lex->var_list.push_back(new set_var_password(user, $3));
unknown's avatar
unknown committed
5182 5183
	  }
	| PASSWORD FOR_SYM user equal text_or_password
unknown's avatar
unknown committed
5184
	  {
unknown's avatar
unknown committed
5185 5186
	    Lex->var_list.push_back(new set_var_password($3,$5));
	  }
5187
	;
unknown's avatar
unknown committed
5188

unknown's avatar
unknown committed
5189 5190 5191 5192 5193 5194
internal_variable_name:
	ident
	{
	  sys_var *tmp=find_sys_var($1.str, $1.length);
	  if (!tmp)
	    YYABORT;
unknown's avatar
unknown committed
5195 5196 5197
	  $$.var= tmp;
	  $$.base_name.str=0;
	  $$.base_name.length=0;
unknown's avatar
unknown committed
5198
	}
5199 5200
	| ident '.' ident
	  {
5201 5202
            if (check_reserved_words(&$1))
            {
5203
	      yyerror(ER(ER_SYNTAX_ERROR));
5204 5205
              YYABORT;
            }
5206 5207 5208 5209 5210
	    sys_var *tmp=find_sys_var($3.str, $3.length);
	    if (!tmp)
	      YYABORT;
	    if (!tmp->is_struct())
	      net_printf(YYTHD, ER_VARIABLE_IS_NOT_STRUCT, $3.str);
unknown's avatar
unknown committed
5211 5212
	    $$.var= tmp;
	    $$.base_name= $1;
5213 5214 5215 5216 5217 5218 5219 5220
	  }
	| DEFAULT '.' ident
	  {
	    sys_var *tmp=find_sys_var($3.str, $3.length);
	    if (!tmp)
	      YYABORT;
	    if (!tmp->is_struct())
	      net_printf(YYTHD, ER_VARIABLE_IS_NOT_STRUCT, $3.str);
unknown's avatar
unknown committed
5221 5222 5223
	    $$.var= tmp;
	    $$.base_name.str=    (char*) "default";
	    $$.base_name.length= 7;
5224
	  }
5225
        ;
unknown's avatar
unknown committed
5226 5227 5228 5229 5230 5231 5232

isolation_types:
	READ_SYM UNCOMMITTED_SYM	{ $$= ISO_READ_UNCOMMITTED; }
	| READ_SYM COMMITTED_SYM	{ $$= ISO_READ_COMMITTED; }
	| REPEATABLE_SYM READ_SYM	{ $$= ISO_REPEATABLE_READ; }
	| SERIALIZABLE_SYM		{ $$= ISO_SERIALIZABLE; }
	;
5233

unknown's avatar
unknown committed
5234 5235 5236 5237
text_or_password:
	TEXT_STRING { $$=$1.str;}
	| PASSWORD '(' TEXT_STRING ')'
	  {
5238
	    $$= $3.length ? YYTHD->variables.old_passwords ?
unknown's avatar
unknown committed
5239 5240 5241 5242 5243 5244 5245 5246
	        Item_func_old_password::alloc(YYTHD, $3.str) :
	        Item_func_password::alloc(YYTHD, $3.str) :
	      $3.str;
	  }
	| OLD_PASSWORD '(' TEXT_STRING ')'
	  {
	    $$= $3.length ? Item_func_old_password::alloc(YYTHD, $3.str) :
	      $3.str;
5247 5248
	  }
          ;
unknown's avatar
unknown committed
5249

unknown's avatar
unknown committed
5250

unknown's avatar
unknown committed
5251
set_expr_or_default:
unknown's avatar
unknown committed
5252 5253
	expr      { $$=$1; }
	| DEFAULT { $$=0; }
5254 5255
	| ON	  { $$=new Item_string("ON",  2, system_charset_info); }
	| ALL	  { $$=new Item_string("ALL", 3, system_charset_info); }
unknown's avatar
unknown committed
5256
	| BINARY  { $$=new Item_string("binary", 6, system_charset_info); }
unknown's avatar
unknown committed
5257
	;
unknown's avatar
unknown committed
5258 5259


unknown's avatar
unknown committed
5260 5261 5262 5263 5264 5265 5266
/* Lock function */

lock:
	LOCK_SYM table_or_tables
	{
	  Lex->sql_command=SQLCOM_LOCK_TABLES;
	}
5267 5268 5269
	table_lock_list
	{}
	;
unknown's avatar
unknown committed
5270 5271 5272

table_or_tables:
	TABLE_SYM
unknown's avatar
unknown committed
5273
	| TABLES;
unknown's avatar
unknown committed
5274 5275 5276

table_lock_list:
	table_lock
unknown's avatar
unknown committed
5277
	| table_lock_list ',' table_lock;
unknown's avatar
unknown committed
5278 5279 5280

table_lock:
	table_ident opt_table_alias lock_option
5281
	{
unknown's avatar
unknown committed
5282
	  if (!Select->add_table_to_list(YYTHD, $1, $2, 0, (thr_lock_type) $3))
5283 5284
	   YYABORT;
	}
5285
        ;
unknown's avatar
unknown committed
5286 5287 5288

lock_option:
	READ_SYM	{ $$=TL_READ_NO_INSERT; }
5289
	| WRITE_SYM     { $$=YYTHD->update_lock_default; }
unknown's avatar
unknown committed
5290
	| LOW_PRIORITY WRITE_SYM { $$=TL_WRITE_LOW_PRIORITY; }
5291 5292
	| READ_SYM LOCAL_SYM { $$= TL_READ; }
        ;
unknown's avatar
unknown committed
5293 5294

unlock:
5295 5296
	UNLOCK_SYM table_or_tables { Lex->sql_command=SQLCOM_UNLOCK_TABLES; }
        ;
unknown's avatar
unknown committed
5297 5298


5299
/*
unknown's avatar
unknown committed
5300
** Handler: direct access to ISAM functions
5301 5302 5303 5304 5305
*/

handler:
	HANDLER_SYM table_ident OPEN_SYM opt_table_alias
	{
5306 5307
	  LEX *lex= Lex;
	  lex->sql_command = SQLCOM_HA_OPEN;
unknown's avatar
unknown committed
5308
	  if (!lex->current_select->add_table_to_list(lex->thd, $2, $4, 0))
5309 5310
	    YYABORT;
	}
5311
	| HANDLER_SYM table_ident_ref CLOSE_SYM
5312
	{
5313 5314
	  LEX *lex= Lex;
	  lex->sql_command = SQLCOM_HA_CLOSE;
unknown's avatar
unknown committed
5315
	  if (!lex->current_select->add_table_to_list(lex->thd, $2, 0, 0))
5316 5317
	    YYABORT;
	}
5318
	| HANDLER_SYM table_ident_ref READ_SYM
5319
	{
unknown's avatar
unknown committed
5320 5321 5322
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_HA_READ;
	  lex->ha_rkey_mode= HA_READ_KEY_EXACT;	/* Avoid purify warnings */
5323 5324
	  lex->current_select->select_limit= 1;
	  lex->current_select->offset_limit= 0L;
unknown's avatar
unknown committed
5325
	  if (!lex->current_select->add_table_to_list(lex->thd, $2, 0, 0))
5326
	    YYABORT;
unknown's avatar
unknown committed
5327
        }
5328
        handler_read_or_scan where_clause opt_limit_clause {}
5329
        ;
5330

unknown's avatar
unknown committed
5331 5332
handler_read_or_scan:
	handler_scan_function         { Lex->backup_dir= 0; }
5333 5334
        | ident handler_rkey_function { Lex->backup_dir= $1.str; }
        ;
unknown's avatar
unknown committed
5335 5336 5337

handler_scan_function:
	FIRST_SYM  { Lex->ha_read_mode = RFIRST; }
5338 5339
	| NEXT_SYM { Lex->ha_read_mode = RNEXT;  }
        ;
unknown's avatar
unknown committed
5340 5341 5342 5343 5344 5345

handler_rkey_function:
	FIRST_SYM  { Lex->ha_read_mode = RFIRST; }
	| NEXT_SYM { Lex->ha_read_mode = RNEXT;  }
	| PREV_SYM { Lex->ha_read_mode = RPREV;  }
	| LAST_SYM { Lex->ha_read_mode = RLAST;  }
5346 5347
	| handler_rkey_mode
	{
unknown's avatar
unknown committed
5348 5349
	  LEX *lex=Lex;
	  lex->ha_read_mode = RKEY;
unknown's avatar
unknown committed
5350
	  lex->ha_rkey_mode=$1;
unknown's avatar
unknown committed
5351
	  if (!(lex->insert_list = new List_item))
5352
	    YYABORT;
5353 5354
	} '(' values ')' { }
        ;
5355 5356

handler_rkey_mode:
unknown's avatar
unknown committed
5357 5358 5359 5360
	  EQ     { $$=HA_READ_KEY_EXACT;   }
	| GE     { $$=HA_READ_KEY_OR_NEXT; }
	| LE     { $$=HA_READ_KEY_OR_PREV; }
	| GT_SYM { $$=HA_READ_AFTER_KEY;   }
5361 5362
	| LT     { $$=HA_READ_BEFORE_KEY;  }
        ;
5363

unknown's avatar
unknown committed
5364 5365 5366 5367 5368
/* GRANT / REVOKE */

revoke:
	REVOKE
	{
unknown's avatar
unknown committed
5369 5370 5371 5372 5373
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_REVOKE;
	  lex->users_list.empty();
	  lex->columns.empty();
	  lex->grant= lex->grant_tot_col=0;
5374
	  lex->select_lex.db=0;
5375 5376
	  lex->ssl_type= SSL_TYPE_NOT_SPECIFIED;
	  lex->ssl_cipher= lex->x509_subject= lex->x509_issuer= 0;
5377
	  bzero((char*) &lex->mqh, sizeof(lex->mqh));
unknown's avatar
unknown committed
5378
	}
5379 5380 5381 5382 5383
	revoke_command
	{}
        ;

revoke_command:
5384 5385
	grant_privileges ON opt_table FROM user_list
	{}
5386
	|
5387
	ALL PRIVILEGES ',' GRANT OPTION FROM user_list
5388 5389 5390
	{
	  Lex->sql_command = SQLCOM_REVOKE_ALL;
	}
5391
	;
unknown's avatar
unknown committed
5392 5393 5394 5395

grant:
	GRANT
	{
unknown's avatar
unknown committed
5396 5397 5398
	  LEX *lex=Lex;
	  lex->users_list.empty();
	  lex->columns.empty();
5399 5400
	  lex->sql_command = SQLCOM_GRANT;
	  lex->grant= lex->grant_tot_col= 0;
5401
	  lex->select_lex.db= 0;
5402 5403
	  lex->ssl_type= SSL_TYPE_NOT_SPECIFIED;
	  lex->ssl_cipher= lex->x509_subject= lex->x509_issuer= 0;
5404
	  bzero((char *)&(lex->mqh),sizeof(lex->mqh));
unknown's avatar
unknown committed
5405 5406
	}
	grant_privileges ON opt_table TO_SYM user_list
5407 5408 5409
	require_clause grant_options
	{}
	;
unknown's avatar
unknown committed
5410 5411 5412

grant_privileges:
	grant_privilege_list {}
unknown's avatar
unknown committed
5413
	| ALL PRIVILEGES	{ Lex->grant = GLOBAL_ACLS;}
5414 5415
	| ALL			{ Lex->grant = GLOBAL_ACLS;}
        ;
unknown's avatar
unknown committed
5416 5417 5418

grant_privilege_list:
	grant_privilege
unknown's avatar
unknown committed
5419
	| grant_privilege_list ',' grant_privilege;
unknown's avatar
unknown committed
5420 5421

grant_privilege:
unknown's avatar
unknown committed
5422
	SELECT_SYM	{ Lex->which_columns = SELECT_ACL;} opt_column_list {}
5423 5424 5425
	| INSERT	{ Lex->which_columns = INSERT_ACL;} opt_column_list {}
	| UPDATE_SYM	{ Lex->which_columns = UPDATE_ACL; } opt_column_list {}
	| REFERENCES	{ Lex->which_columns = REFERENCES_ACL;} opt_column_list {}
unknown's avatar
unknown committed
5426 5427
	| DELETE_SYM	{ Lex->grant |= DELETE_ACL;}
	| USAGE		{}
unknown's avatar
unknown committed
5428 5429 5430 5431
	| INDEX		{ Lex->grant |= INDEX_ACL;}
	| ALTER		{ Lex->grant |= ALTER_ACL;}
	| CREATE	{ Lex->grant |= CREATE_ACL;}
	| DROP		{ Lex->grant |= DROP_ACL;}
unknown's avatar
unknown committed
5432
	| EXECUTE_SYM	{ Lex->grant |= EXECUTE_ACL;}
unknown's avatar
unknown committed
5433 5434 5435 5436
	| RELOAD	{ Lex->grant |= RELOAD_ACL;}
	| SHUTDOWN	{ Lex->grant |= SHUTDOWN_ACL;}
	| PROCESS	{ Lex->grant |= PROCESS_ACL;}
	| FILE_SYM	{ Lex->grant |= FILE_ACL;}
unknown's avatar
unknown committed
5437 5438 5439 5440 5441 5442 5443 5444
	| GRANT OPTION  { Lex->grant |= GRANT_ACL;}
	| SHOW DATABASES { Lex->grant |= SHOW_DB_ACL;}
	| SUPER_SYM	{ Lex->grant |= SUPER_ACL;}
	| CREATE TEMPORARY TABLES { Lex->grant |= CREATE_TMP_ACL;}
	| LOCK_SYM TABLES   { Lex->grant |= LOCK_TABLES_ACL; }
	| REPLICATION SLAVE  { Lex->grant |= REPL_SLAVE_ACL;}
	| REPLICATION CLIENT_SYM { Lex->grant |= REPL_CLIENT_ACL;}
	;
unknown's avatar
unknown committed
5445

unknown's avatar
unknown committed
5446

5447 5448
opt_and:
	/* empty */	{}
unknown's avatar
unknown committed
5449
	| AND_SYM	{}
5450 5451 5452 5453 5454 5455 5456 5457 5458
	;

require_list:
	 require_list_element opt_and require_list
	 | require_list_element
	 ;

require_list_element:
	SUBJECT_SYM TEXT_STRING
unknown's avatar
unknown committed
5459 5460 5461 5462
	{
	  LEX *lex=Lex;
	  if (lex->x509_subject)
	  {
5463
	    net_printf(lex->thd,ER_DUP_ARGUMENT, "SUBJECT");
unknown's avatar
unknown committed
5464 5465 5466 5467 5468 5469 5470 5471 5472
	    YYABORT;
	  }
	  lex->x509_subject=$2.str;
	}
	| ISSUER_SYM TEXT_STRING
	{
	  LEX *lex=Lex;
	  if (lex->x509_issuer)
	  {
5473
	    net_printf(lex->thd,ER_DUP_ARGUMENT, "ISSUER");
unknown's avatar
unknown committed
5474 5475 5476 5477 5478 5479 5480 5481 5482
	    YYABORT;
	  }
	  lex->x509_issuer=$2.str;
	}
	| CIPHER_SYM TEXT_STRING
	{
	  LEX *lex=Lex;
	  if (lex->ssl_cipher)
	  {
5483
	    net_printf(lex->thd,ER_DUP_ARGUMENT, "CIPHER");
unknown's avatar
unknown committed
5484 5485 5486 5487 5488
	    YYABORT;
	  }
	  lex->ssl_cipher=$2.str;
	}
	;
5489

unknown's avatar
unknown committed
5490 5491 5492
opt_table:
	'*'
	  {
5493
	    LEX *lex= Lex;
unknown's avatar
unknown committed
5494
	    lex->current_select->db= lex->thd->db;
unknown's avatar
unknown committed
5495
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
5496 5497
	      lex->grant = DB_ACLS & ~GRANT_ACL;
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
5498
	    {
5499
	      send_error(lex->thd,ER_ILLEGAL_GRANT_FOR_TABLE);
5500
	      YYABORT;
unknown's avatar
unknown committed
5501
	    }
unknown's avatar
unknown committed
5502 5503 5504
	  }
	| ident '.' '*'
	  {
5505
	    LEX *lex= Lex;
unknown's avatar
unknown committed
5506
	    lex->current_select->db = $1.str;
unknown's avatar
unknown committed
5507
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
5508 5509
	      lex->grant = DB_ACLS & ~GRANT_ACL;
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
5510
	    {
5511
	      send_error(lex->thd,ER_ILLEGAL_GRANT_FOR_TABLE);
unknown's avatar
unknown committed
5512 5513 5514 5515 5516
	      YYABORT;
	    }
	  }
	| '*' '.' '*'
	  {
5517
	    LEX *lex= Lex;
unknown's avatar
unknown committed
5518
	    lex->current_select->db = NULL;
unknown's avatar
unknown committed
5519 5520
	    if (lex->grant == GLOBAL_ACLS)
	      lex->grant= GLOBAL_ACLS & ~GRANT_ACL;
unknown's avatar
unknown committed
5521
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
5522
	    {
5523
	      send_error(lex->thd,ER_ILLEGAL_GRANT_FOR_TABLE);
unknown's avatar
unknown committed
5524 5525 5526 5527 5528
	      YYABORT;
	    }
	  }
	| table_ident
	  {
unknown's avatar
unknown committed
5529
	    LEX *lex=Lex;
unknown's avatar
unknown committed
5530
	    if (!lex->current_select->add_table_to_list(lex->thd, $1,NULL,0))
unknown's avatar
unknown committed
5531
	      YYABORT;
unknown's avatar
unknown committed
5532
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
5533
	      lex->grant =  TABLE_ACLS & ~GRANT_ACL;
5534 5535
	  }
          ;
unknown's avatar
unknown committed
5536 5537 5538


user_list:
5539 5540 5541 5542 5543 5544 5545
	grant_user  { if (Lex->users_list.push_back($1)) YYABORT;}
	| user_list ',' grant_user
	  {
	    if (Lex->users_list.push_back($3))
	      YYABORT;
	  }
	;
unknown's avatar
unknown committed
5546 5547 5548 5549 5550 5551 5552 5553


grant_user:
	user IDENTIFIED_SYM BY TEXT_STRING
	{
	   $$=$1; $1->password=$4;
	   if ($4.length)
	   {
5554
             if (YYTHD->variables.old_passwords)
5555 5556 5557 5558 5559 5560 5561 5562 5563 5564 5565 5566 5567 5568 5569 5570 5571
             {
               char *buff= 
                 (char *) YYTHD->alloc(SCRAMBLED_PASSWORD_CHAR_LENGTH_323+1);
               if (buff)
                 make_scrambled_password_323(buff, $4.str);
               $1->password.str= buff;
               $1->password.length= SCRAMBLED_PASSWORD_CHAR_LENGTH_323;
             }
             else
             {
               char *buff= 
                 (char *) YYTHD->alloc(SCRAMBLED_PASSWORD_CHAR_LENGTH+1);
               if (buff)
                 make_scrambled_password(buff, $4.str);
               $1->password.str= buff;
               $1->password.length= SCRAMBLED_PASSWORD_CHAR_LENGTH;
             }
unknown's avatar
unknown committed
5572 5573 5574 5575 5576
	  }
	}
	| user IDENTIFIED_SYM BY PASSWORD TEXT_STRING
	  { $$=$1; $1->password=$5 ; }
	| user
5577 5578
	  { $$=$1; $1->password.str=NullS; }
        ;
unknown's avatar
unknown committed
5579 5580 5581


opt_column_list:
unknown's avatar
unknown committed
5582 5583 5584 5585 5586
	/* empty */
	{
	  LEX *lex=Lex;
	  lex->grant |= lex->which_columns;
	}
unknown's avatar
unknown committed
5587
	| '(' column_list ')';
unknown's avatar
unknown committed
5588 5589 5590

column_list:
	column_list ',' column_list_id
unknown's avatar
unknown committed
5591
	| column_list_id;
unknown's avatar
unknown committed
5592 5593 5594 5595

column_list_id:
	ident
	{
unknown's avatar
unknown committed
5596
	  String *new_str = new (&YYTHD->mem_root) String((const char*) $1.str,$1.length,system_charset_info);
unknown's avatar
unknown committed
5597 5598
	  List_iterator <LEX_COLUMN> iter(Lex->columns);
	  class LEX_COLUMN *point;
unknown's avatar
unknown committed
5599
	  LEX *lex=Lex;
unknown's avatar
unknown committed
5600 5601
	  while ((point=iter++))
	  {
5602 5603
	    if (!my_strcasecmp(system_charset_info,
                               point->column.ptr(), new_str->ptr()))
unknown's avatar
unknown committed
5604 5605
		break;
	  }
unknown's avatar
unknown committed
5606
	  lex->grant_tot_col|= lex->which_columns;
unknown's avatar
unknown committed
5607
	  if (point)
unknown's avatar
unknown committed
5608
	    point->rights |= lex->which_columns;
unknown's avatar
unknown committed
5609
	  else
unknown's avatar
unknown committed
5610
	    lex->columns.push_back(new LEX_COLUMN (*new_str,lex->which_columns));
5611 5612
	}
        ;
unknown's avatar
unknown committed
5613

unknown's avatar
unknown committed
5614 5615

require_clause: /* empty */
5616
        | REQUIRE_SYM require_list
5617 5618 5619
          {
            Lex->ssl_type=SSL_TYPE_SPECIFIED;
          }
5620
        | REQUIRE_SYM SSL_SYM
5621 5622 5623
          {
            Lex->ssl_type=SSL_TYPE_ANY;
          }
5624
        | REQUIRE_SYM X509_SYM
5625 5626 5627 5628 5629 5630 5631
          {
            Lex->ssl_type=SSL_TYPE_X509;
          }
	| REQUIRE_SYM NONE_SYM
	  {
	    Lex->ssl_type=SSL_TYPE_NONE;
	  }
5632
          ;
unknown's avatar
unknown committed
5633

unknown's avatar
unknown committed
5634
grant_options:
unknown's avatar
unknown committed
5635
	/* empty */ {}
unknown's avatar
unknown committed
5636
	| WITH grant_option_list;
unknown's avatar
unknown committed
5637

unknown's avatar
unknown committed
5638 5639
grant_option_list:
	grant_option_list grant_option {}
5640 5641
	| grant_option {}
        ;
unknown's avatar
unknown committed
5642 5643 5644

grant_option:
	GRANT OPTION { Lex->grant |= GRANT_ACL;}
5645
        | MAX_QUERIES_PER_HOUR ULONG_NUM
unknown's avatar
unknown committed
5646
        {
5647
	  Lex->mqh.questions=$2;
5648
	  Lex->mqh.bits |= 1;
5649
	}
5650
        | MAX_UPDATES_PER_HOUR ULONG_NUM
5651
        {
5652
	  Lex->mqh.updates=$2;
5653
	  Lex->mqh.bits |= 2;
5654
	}
5655
        | MAX_CONNECTIONS_PER_HOUR ULONG_NUM
5656
        {
5657
	  Lex->mqh.connections=$2;
5658
	  Lex->mqh.bits |= 4;
5659 5660
	}
        ;
5661

unknown's avatar
unknown committed
5662
begin:
5663 5664
	BEGIN_SYM   { Lex->sql_command = SQLCOM_BEGIN;} opt_work {}
	;
unknown's avatar
unknown committed
5665 5666 5667

opt_work:
	/* empty */ {}
5668 5669
	| WORK_SYM {;}
        ;
unknown's avatar
unknown committed
5670 5671

commit:
unknown's avatar
unknown committed
5672
	COMMIT_SYM   { Lex->sql_command = SQLCOM_COMMIT;};
unknown's avatar
unknown committed
5673 5674

rollback:
unknown's avatar
unknown committed
5675
	ROLLBACK_SYM
5676 5677 5678 5679 5680
	{
	  Lex->sql_command = SQLCOM_ROLLBACK;
	}
	| ROLLBACK_SYM TO_SYM SAVEPOINT_SYM ident
	{
unknown's avatar
unknown committed
5681
	  Lex->sql_command = SQLCOM_ROLLBACK_TO_SAVEPOINT;
5682 5683 5684 5685 5686 5687 5688 5689
	  Lex->savepoint_name = $4.str;
	};
savepoint:
	SAVEPOINT_SYM ident
	{
	  Lex->sql_command = SQLCOM_SAVEPOINT;
	  Lex->savepoint_name = $2.str;
	};
5690 5691

/*
unknown's avatar
unknown committed
5692
   UNIONS : glue selects together
5693 5694 5695
*/


5696
union_clause:
5697
	/* empty */ {}
unknown's avatar
unknown committed
5698 5699
	| union_list
	;
5700 5701

union_list:
5702
	UNION_SYM union_option
5703 5704 5705 5706 5707
	{
	  LEX *lex=Lex;
	  if (lex->exchange)
	  {
	    /* Only the last SELECT can have  INTO...... */
5708
	    net_printf(lex->thd, ER_WRONG_USAGE, "UNION", "INTO");
5709
	    YYABORT;
5710
	  }
5711
	  if (lex->current_select->linkage == GLOBAL_OPTIONS_TYPE)
5712
	  {
5713
            yyerror(ER(ER_SYNTAX_ERROR));
5714 5715
	    YYABORT;
	  }
5716
	  if (mysql_new_select(lex, 0))
5717
	    YYABORT;
unknown's avatar
unknown committed
5718
          mysql_init_select(lex);
5719
	  lex->current_select->linkage=UNION_TYPE;
5720 5721 5722
          if ($2) /* UNION DISTINCT - remember position */
            lex->current_select->master_unit()->union_distinct=
                                                      lex->current_select;
unknown's avatar
unknown committed
5723
	}
5724
	select_init {}
5725
	;
5726 5727

union_opt:
unknown's avatar
unknown committed
5728
	union_list {}
unknown's avatar
unknown committed
5729 5730
	| optional_order_or_limit {}
	;
5731 5732

optional_order_or_limit:
5733
	/* Empty */ {}
5734 5735
	|
	  {
unknown's avatar
unknown committed
5736
	    THD *thd= YYTHD;
5737
	    LEX *lex= thd->lex;
unknown's avatar
unknown committed
5738
	    DBUG_ASSERT(lex->current_select->linkage != GLOBAL_OPTIONS_TYPE);
unknown's avatar
unknown committed
5739
	    SELECT_LEX *sel= lex->current_select;
unknown's avatar
unknown committed
5740
	    SELECT_LEX_UNIT *unit= sel->master_unit();
unknown's avatar
unknown committed
5741
	    SELECT_LEX *fake= unit->fake_select_lex;
unknown's avatar
unknown committed
5742 5743 5744 5745 5746 5747
	    if (fake)
	    {
	      unit->global_parameters= fake;
	      fake->no_table_names_allowed= 1;
	      lex->current_select= fake;
	    }
unknown's avatar
unknown committed
5748
	    thd->where= "global ORDER clause";
5749
	  }
5750
	order_or_limit
unknown's avatar
unknown committed
5751 5752
          {
	    THD *thd= YYTHD;
5753
	    thd->lex->current_select->no_table_names_allowed= 0;
unknown's avatar
unknown committed
5754 5755
	    thd->where= "";
          }
5756 5757 5758
	;

order_or_limit:
5759 5760
	order_clause opt_limit_clause_init
	| limit_clause
5761
	;
unknown's avatar
unknown committed
5762 5763

union_option:
5764 5765 5766 5767
	/* empty */ { $$=1; }
	| DISTINCT  { $$=1; }
	| ALL       { $$=0; }
        ;
5768

unknown's avatar
unknown committed
5769 5770
singlerow_subselect:
	subselect_start singlerow_subselect_init
unknown's avatar
unknown committed
5771 5772 5773 5774
	subselect_end
	{
	  $$= $2;
	};
5775

unknown's avatar
unknown committed
5776
singlerow_subselect_init:
5777
	select_init2
unknown's avatar
unknown committed
5778
	{
5779 5780
	  $$= new Item_singlerow_subselect(Lex->current_select->
					   master_unit()->first_select());
unknown's avatar
unknown committed
5781
	};
unknown's avatar
unknown committed
5782 5783

exists_subselect:
unknown's avatar
unknown committed
5784 5785 5786 5787 5788
	subselect_start exists_subselect_init
	subselect_end
	{
	  $$= $2;
	};
unknown's avatar
unknown committed
5789 5790

exists_subselect_init:
5791
	select_init2
unknown's avatar
unknown committed
5792
	{
5793 5794
	  $$= new Item_exists_subselect(Lex->current_select->master_unit()->
					first_select());
unknown's avatar
unknown committed
5795
	};
5796

unknown's avatar
unknown committed
5797 5798 5799 5800 5801 5802 5803 5804
in_subselect:
  subselect_start in_subselect_init
  subselect_end
  {
    $$= $2;
  };

in_subselect_init:
5805
  select_init2
unknown's avatar
unknown committed
5806
  {
unknown's avatar
unknown committed
5807
    $$= Lex->current_select->master_unit()->first_select();
unknown's avatar
unknown committed
5808 5809
  };

5810
subselect_start:
5811
	'(' SELECT_SYM
unknown's avatar
unknown committed
5812
	{
5813
	  LEX *lex=Lex;
5814
	  if (((int)lex->sql_command >= (int)SQLCOM_HA_OPEN &&
5815 5816
	       lex->sql_command <= (int)SQLCOM_HA_READ) ||
	       lex->sql_command == (int)SQLCOM_KILL)
5817 5818
	  {
            yyerror(ER(ER_SYNTAX_ERROR));
5819 5820
	    YYABORT;
	  }
unknown's avatar
unknown committed
5821 5822 5823
	  if (mysql_new_select(Lex, 1))
	    YYABORT;
	};
5824 5825

subselect_end:
unknown's avatar
unknown committed
5826 5827 5828
	')'
	{
	  LEX *lex=Lex;
5829
	  lex->current_select = lex->current_select->return_after_parsing();
unknown's avatar
unknown committed
5830
	};
unknown's avatar
unknown committed
5831