sql_yacc.yy 93.1 KB
Newer Older
unknown's avatar
unknown committed
1
/* Copyright (C) 2000-2001 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 23

%{
#define MYSQL_YACC
#define YYINITDEPTH 100
#define YYMAXDEPTH 3200				/* Because of 64K stack */
#define Lex current_lex
24
#define Select Lex->select
unknown's avatar
unknown committed
25
#include "mysql_priv.h"
unknown's avatar
unknown committed
26
#include "slave.h"
unknown's avatar
unknown committed
27 28 29
#include "sql_acl.h"
#include "lex_symbol.h"
#include <myisam.h>
30
#include <myisammrg.h>
31

unknown's avatar
unknown committed
32 33 34
extern void yyerror(const char*);
int yylex(void *yylval);

unknown's avatar
unknown committed
35
#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
36 37 38

inline Item *or_or_concat(Item* A, Item* B)
{
39
  return (current_thd->sql_mode & MODE_PIPES_AS_CONCAT ?
unknown's avatar
unknown committed
40 41 42 43 44 45 46
          (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
47
  ulonglong ulonglong_number;
unknown's avatar
unknown committed
48 49 50 51 52 53 54 55 56 57 58
  LEX_STRING lex_str;
  LEX_STRING *lex_str_ptr;
  LEX_SYMBOL symbol;
  Table_ident *table;
  char *simple_string;
  Item *item;
  List<Item> *item_list;
  List<String> *string_list;
  Key::Keytype key_type;
  enum db_type db_type;
  enum row_type row_type;
unknown's avatar
unknown committed
59
  enum ha_rkey_function ha_rkey_mode;
unknown's avatar
unknown committed
60
  enum enum_tx_isolation tx_isolation;
unknown's avatar
unknown committed
61
  enum Item_cast cast_type;
unknown's avatar
unknown committed
62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78
  String *string;
  key_part_spec *key_part;
  TABLE_LIST *table_list;
  udf_func *udf;
  interval_type interval;
  LEX_USER *lex_user;
  enum Item_udftype udf_type;
}

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

%pure_parser					/* We have threads */

%token	END_OF_INPUT

79 80 81 82 83 84
%token CLOSE_SYM
%token HANDLER_SYM
%token LAST_SYM
%token NEXT_SYM
%token PREV_SYM

unknown's avatar
unknown committed
85 86 87 88 89 90 91 92 93 94 95 96
%token	EQ
%token	EQUAL_SYM
%token	GE
%token	GT_SYM
%token	LE
%token	LT
%token	NE
%token	IS
%token	SHIFT_LEFT
%token	SHIFT_RIGHT
%token  SET_VAR

unknown's avatar
unknown committed
97
%token	ABORT_SYM
unknown's avatar
unknown committed
98 99
%token	ADD
%token	AFTER_SYM
unknown's avatar
unknown committed
100 101 102 103 104
%token	ALTER
%token	ANALYZE_SYM
%token	AVG_SYM
%token	BEGIN_SYM
%token	BINLOG_SYM
unknown's avatar
unknown committed
105
%token	CHANGE
unknown's avatar
unknown committed
106 107 108 109
%token	CLIENT_SYM
%token	COMMENT_SYM
%token	COMMIT_SYM
%token	COUNT_SYM
unknown's avatar
unknown committed
110 111 112
%token	CREATE
%token	CROSS
%token	DELETE_SYM
unknown's avatar
unknown committed
113
%token	DO_SYM
unknown's avatar
unknown committed
114
%token	DROP
unknown's avatar
unknown committed
115 116
%token	EVENTS_SYM
%token	EXECUTE_SYM
unknown's avatar
unknown committed
117
%token	FLUSH_SYM
unknown's avatar
unknown committed
118 119
%token	INSERT
%token	IO_THREAD
unknown's avatar
unknown committed
120 121
%token	KILL_SYM
%token	LOAD
unknown's avatar
unknown committed
122
%token	LOCKS_SYM
unknown's avatar
unknown committed
123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142
%token	LOCK_SYM
%token	MASTER_SYM
%token	MAX_SYM
%token	MIN_SYM
%token	OPTIMIZE
%token	PURGE
%token	REPAIR
%token	REPLICATION
%token	RESET_SYM
%token	ROLLBACK_SYM
%token	SELECT_SYM
%token	SHOW
%token	SLAVE
%token	SQL_THREAD
%token	START_SYM
%token	STD_SYM
%token	STOP_SYM
%token	SUM_SYM
%token	SUPER_SYM
%token	TRUNCATE_SYM
unknown's avatar
unknown committed
143
%token	UNLOCK_SYM
unknown's avatar
unknown committed
144
%token	UPDATE_SYM
unknown's avatar
unknown committed
145 146 147 148 149 150 151

%token	ACTION
%token	AGGREGATE_SYM
%token	ALL
%token	AND
%token	AS
%token	ASC
152
%token	AUTO_INC
unknown's avatar
unknown committed
153 154
%token	AUTOCOMMIT
%token	AVG_ROW_LENGTH
unknown's avatar
unknown committed
155
%token	BACKUP_SYM
unknown's avatar
unknown committed
156 157 158 159
%token	BERKELEY_DB_SYM
%token	BINARY
%token	BIT_SYM
%token	BOOL_SYM
unknown's avatar
unknown committed
160
%token	BOOLEAN_SYM
unknown's avatar
unknown committed
161 162
%token	BOTH
%token	BY
unknown's avatar
unknown committed
163
%token	CACHE_SYM
unknown's avatar
unknown committed
164
%token	CASCADE
unknown's avatar
unknown committed
165
%token	CAST_SYM
unknown's avatar
unknown committed
166 167
%token	CHECKSUM_SYM
%token	CHECK_SYM
unknown's avatar
unknown committed
168
%token	CIPHER
unknown's avatar
unknown committed
169
%token	COMMITTED_SYM
unknown's avatar
unknown committed
170 171
%token	COLUMNS
%token	COLUMN_SYM
unknown's avatar
unknown committed
172
%token	CONCURRENT
unknown's avatar
unknown committed
173
%token	CONSTRAINT
unknown's avatar
unknown committed
174
%token	CONVERT_SYM
unknown's avatar
unknown committed
175 176 177 178 179
%token	DATABASES
%token	DATA_SYM
%token	DEFAULT
%token	DELAYED_SYM
%token	DELAY_KEY_WRITE_SYM
unknown's avatar
unknown committed
180
%token	DEMAND_SYM
unknown's avatar
unknown committed
181 182
%token	DESC
%token	DESCRIBE
unknown's avatar
unknown committed
183
%token	DES_KEY_FILE
184
%token	DISABLE_SYM
unknown's avatar
unknown committed
185
%token	DISTINCT
unknown's avatar
unknown committed
186
%token	DYNAMIC_SYM
187
%token	ENABLE_SYM
unknown's avatar
unknown committed
188 189
%token	ENCLOSED
%token	ESCAPED
unknown's avatar
unknown committed
190
%token	DIRECTORY_SYM
unknown's avatar
unknown committed
191 192 193 194 195 196 197 198 199 200
%token	ESCAPE_SYM
%token	EXISTS
%token	EXTENDED_SYM
%token	FILE_SYM
%token	FIRST_SYM
%token	FIXED_SYM
%token	FLOAT_NUM
%token	FOREIGN
%token	FROM
%token	FULL
unknown's avatar
unknown committed
201 202
%token	FULLTEXT_SYM
%token	GLOBAL_SYM
unknown's avatar
unknown committed
203 204 205 206 207 208 209 210 211 212 213 214
%token	GRANT
%token	GRANTS
%token	GREATEST_SYM
%token	GROUP
%token	HAVING
%token	HEAP_SYM
%token	HEX_NUM
%token	HIGH_PRIORITY
%token	HOSTS_SYM
%token	IDENT
%token	IGNORE_SYM
%token	INDEX
unknown's avatar
unknown committed
215
%token	INDEXES
unknown's avatar
unknown committed
216 217
%token	INFILE
%token	INNER_SYM
unknown's avatar
unknown committed
218
%token	INNOBASE_SYM
unknown's avatar
unknown committed
219 220
%token	INTO
%token	IN_SYM
unknown's avatar
unknown committed
221
%token	ISOLATION
unknown's avatar
unknown committed
222
%token	ISAM_SYM
unknown's avatar
unknown committed
223
%token	ISSUER
unknown's avatar
unknown committed
224 225 226 227 228
%token	JOIN_SYM
%token	KEYS
%token	KEY_SYM
%token	LEADING
%token	LEAST_SYM
unknown's avatar
unknown committed
229
%token	LEVEL_SYM
unknown's avatar
unknown committed
230 231 232 233 234 235 236 237
%token	LEX_HOSTNAME
%token	LIKE
%token	LINES
%token	LOCAL_SYM
%token	LOGS_SYM
%token	LONG_NUM
%token	LONG_SYM
%token	LOW_PRIORITY
unknown's avatar
unknown committed
238 239 240 241 242 243 244 245 246 247 248
%token	MASTER_HOST_SYM
%token	MASTER_USER_SYM
%token	MASTER_LOG_FILE_SYM
%token	MASTER_LOG_POS_SYM
%token	MASTER_LOG_SEQ_SYM
%token	MASTER_PASSWORD_SYM
%token	MASTER_PORT_SYM
%token	MASTER_CONNECT_RETRY_SYM
%token	MASTER_SERVER_ID_SYM
%token	RELAY_LOG_FILE_SYM
%token	RELAY_LOG_POS_SYM
unknown's avatar
unknown committed
249 250
%token	MATCH
%token	MAX_ROWS
unknown's avatar
unknown committed
251 252 253
%token	MAX_CONNECTIONS_PER_HOUR
%token	MAX_QUERIES_PER_HOUR
%token	MAX_UPDATES_PER_HOUR
254
%token	MEDIUM_SYM
unknown's avatar
unknown committed
255 256 257 258 259
%token	MERGE_SYM
%token	MIN_ROWS
%token	MYISAM_SYM
%token	NATIONAL_SYM
%token	NATURAL
unknown's avatar
unknown committed
260
%token	NEW_SYM
unknown's avatar
unknown committed
261 262 263 264 265
%token	NCHAR_SYM
%token	NOT
%token	NO_SYM
%token	NULL_SYM
%token	NUM
unknown's avatar
unknown committed
266
%token	OFF
unknown's avatar
unknown committed
267
%token	ON
268
%token	OPEN_SYM
unknown's avatar
unknown committed
269 270 271
%token	OPTION
%token	OPTIONALLY
%token	OR
272
%token	OR_OR_CONCAT
unknown's avatar
unknown committed
273 274 275
%token	ORDER_SYM
%token	OUTER
%token	OUTFILE
unknown's avatar
unknown committed
276
%token	DUMPFILE
unknown's avatar
unknown committed
277 278 279 280 281 282
%token	PACK_KEYS_SYM
%token	PARTIAL
%token	PRIMARY_SYM
%token	PRIVILEGES
%token	PROCESS
%token	PROCESSLIST_SYM
unknown's avatar
unknown committed
283
%token	QUERY_SYM
unknown's avatar
unknown committed
284
%token	RAID_0_SYM
285 286
%token	RAID_STRIPED_SYM
%token	RAID_TYPE
unknown's avatar
unknown committed
287 288 289 290 291 292 293 294
%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
295
%token	REPEATABLE_SYM
unknown's avatar
unknown committed
296
%token	REQUIRE_SYM
unknown's avatar
unknown committed
297 298
%token	RESOURCES
%token	RESTORE_SYM
unknown's avatar
unknown committed
299 300 301 302 303 304
%token	RESTRICT
%token	REVOKE
%token	ROWS_SYM
%token	ROW_FORMAT_SYM
%token	ROW_SYM
%token	SET
unknown's avatar
unknown committed
305 306
%token	SERIALIZABLE_SYM
%token	SESSION_SYM
unknown's avatar
unknown committed
307
%token	SHUTDOWN
unknown's avatar
unknown committed
308
%token	SSL_SYM
unknown's avatar
unknown committed
309 310 311
%token	STARTING
%token	STATUS_SYM
%token	STRAIGHT_JOIN
unknown's avatar
unknown committed
312
%token	SUBJECT_SYM
unknown's avatar
unknown committed
313 314 315 316 317
%token	TABLES
%token	TABLE_SYM
%token	TEMPORARY
%token	TERMINATED
%token	TEXT_STRING
318 319 320 321
%token	TO_SYM
%token	TRAILING
%token	TRANSACTION_SYM
%token	TYPE_SYM
unknown's avatar
unknown committed
322 323 324 325
%token	FUNC_ARG0
%token	FUNC_ARG1
%token	FUNC_ARG2
%token	FUNC_ARG3
326 327 328
%token	UDF_RETURNS_SYM
%token	UDF_SONAME_SYM
%token	UDF_SYM
unknown's avatar
unknown committed
329
%token	UNCOMMITTED_SYM
330 331 332
%token	UNION_SYM
%token	UNIQUE_SYM
%token	USAGE
unknown's avatar
unknown committed
333
%token	USE_FRM
334 335 336
%token	USE_SYM
%token	USING
%token	VALUES
unknown's avatar
unknown committed
337 338 339 340
%token	VARIABLES
%token	WHERE
%token	WITH
%token	WRITE_SYM
unknown's avatar
unknown committed
341 342
%token	X509_SYM
%token	COMPRESSED_SYM
unknown's avatar
unknown committed
343 344 345 346

%token	BIGINT
%token	BLOB_SYM
%token	CHAR_SYM
unknown's avatar
unknown committed
347
%token	CHANGED
unknown's avatar
unknown committed
348 349 350 351 352 353
%token	COALESCE
%token	DATETIME
%token	DATE_SYM
%token	DECIMAL_SYM
%token	DOUBLE_SYM
%token	ENUM
354
%token	FAST_SYM
unknown's avatar
unknown committed
355 356 357 358 359 360 361 362 363 364
%token	FLOAT_SYM
%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
365
%token	QUICK
unknown's avatar
unknown committed
366
%token	REAL
unknown's avatar
unknown committed
367
%token	SIGNED_SYM
unknown's avatar
unknown committed
368 369 370 371 372 373 374 375
%token	SMALLINT
%token	STRING_SYM
%token	TEXT_SYM
%token	TIMESTAMP
%token	TIME_SYM
%token	TINYBLOB
%token	TINYINT
%token	TINYTEXT
unknown's avatar
unknown committed
376
%token	ULONGLONG_NUM
unknown's avatar
unknown committed
377
%token	UNSIGNED
378 379 380
%token	VARBINARY
%token	VARCHAR
%token	VARYING
unknown's avatar
unknown committed
381 382
%token	ZEROFILL

unknown's avatar
unknown committed
383
%token	AGAINST
unknown's avatar
unknown committed
384 385 386 387 388 389
%token	ATAN
%token	BETWEEN_SYM
%token	BIT_AND
%token	BIT_OR
%token	CASE_SYM
%token	CONCAT
unknown's avatar
unknown committed
390
%token	CONCAT_WS
unknown's avatar
unknown committed
391 392 393 394 395 396 397 398 399 400
%token	CURDATE
%token	CURTIME
%token	DATABASE
%token	DATE_ADD_INTERVAL
%token	DATE_SUB_INTERVAL
%token	DAY_HOUR_SYM
%token	DAY_MINUTE_SYM
%token	DAY_SECOND_SYM
%token	DAY_SYM
%token	DECODE_SYM
unknown's avatar
unknown committed
401 402
%token	DES_ENCRYPT_SYM
%token	DES_DECRYPT_SYM
unknown's avatar
unknown committed
403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419
%token	ELSE
%token	ELT_FUNC
%token	ENCODE_SYM
%token	ENCRYPT
%token	EXPORT_SET
%token	EXTRACT_SYM
%token	FIELD_FUNC
%token	FORMAT_SYM
%token	FOR_SYM
%token	FROM_UNIXTIME
%token	GROUP_UNIQUE_USERS
%token	HOUR_MINUTE_SYM
%token	HOUR_SECOND_SYM
%token	HOUR_SYM
%token	IDENTIFIED_SYM
%token	IF
%token	INSERT_ID
420
%token	INSERT_METHOD
unknown's avatar
unknown committed
421 422 423 424 425 426 427
%token	INTERVAL_SYM
%token	LAST_INSERT_ID
%token	LEFT
%token	LOCATE
%token	MAKE_SET_SYM
%token	MINUTE_SECOND_SYM
%token	MINUTE_SYM
unknown's avatar
unknown committed
428
%token	MODE_SYM
unknown's avatar
unknown committed
429 430 431 432 433 434 435 436 437 438 439
%token	MODIFY_SYM
%token	MONTH_SYM
%token	NOW_SYM
%token	PASSWORD
%token	POSITION_SYM
%token	PROCEDURE
%token	RAND
%token	REPLACE
%token	RIGHT
%token	ROUND
%token	SECOND_SYM
unknown's avatar
unknown committed
440
%token	SHARE_SYM
unknown's avatar
unknown committed
441 442 443 444 445 446 447 448 449 450 451 452 453 454
%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
%token	WEEK_SYM
%token	WHEN_SYM
unknown's avatar
unknown committed
455
%token	WORK_SYM
unknown's avatar
unknown committed
456 457 458
%token	YEAR_MONTH_SYM
%token	YEAR_SYM
%token	YEARWEEK
unknown's avatar
unknown committed
459 460 461
%token	BENCHMARK_SYM
%token	END
%token	THEN_SYM
unknown's avatar
unknown committed
462

unknown's avatar
unknown committed
463 464
%token	SQL_AUTO_IS_NULL
%token	SQL_BIG_RESULT
unknown's avatar
unknown committed
465
%token	SQL_BIG_SELECTS
unknown's avatar
unknown committed
466 467 468
%token	SQL_BIG_TABLES
%token	SQL_CACHE_SYM
%token	SQL_CALC_FOUND_ROWS
unknown's avatar
unknown committed
469 470 471 472
%token	SQL_LOG_BIN
%token	SQL_LOG_OFF
%token	SQL_LOG_UPDATE
%token	SQL_LOW_PRIORITY_UPDATES
unknown's avatar
unknown committed
473 474 475 476 477
%token	SQL_MAX_JOIN_SIZE
%token	SQL_NO_CACHE_SYM
%token	SQL_QUERY_CACHE_TYPE_SYM
%token	SQL_SAFE_UPDATES
%token	SQL_SELECT_LIMIT
unknown's avatar
unknown committed
478 479
%token	SQL_SMALL_RESULT
%token	SQL_WARNINGS
unknown's avatar
unknown committed
480
%token  SQL_BUFFER_RESULT
481
%token  SQL_QUOTE_SHOW_CREATE
482
%token  SQL_SLAVE_SKIP_COUNTER
unknown's avatar
unknown committed
483

unknown's avatar
unknown committed
484 485
%token  ISSUER_SYM
%token  SUBJECT_SYM
486
%token  CIPHER_SYM
unknown's avatar
unknown committed
487

unknown's avatar
unknown committed
488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503
%left   SET_VAR
%left	OR_OR_CONCAT OR
%left	AND
%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	'-' '+'
%left	'*' '/' '%'
%left	NEG '~'
%right	NOT
%right	BINARY

%type <lex_str>
	IDENT TEXT_STRING REAL_NUM FLOAT_NUM NUM LONG_NUM HEX_NUM LEX_HOSTNAME
unknown's avatar
unknown committed
504
	ULONGLONG_NUM field_ident select_alias ident ident_or_text
unknown's avatar
unknown committed
505 506 507 508 509 510 511 512 513 514 515 516

%type <lex_str_ptr>
	opt_table_alias

%type <table>
	table_ident

%type <simple_string>
	remember_name remember_end opt_len opt_ident opt_db text_or_password
	opt_escape

%type <string>
unknown's avatar
unknown committed
517
	text_string 
unknown's avatar
unknown committed
518 519 520 521

%type <num>
	type int_type real_type order_dir opt_field_spec set_option lock_option
	udf_type if_exists opt_local opt_table_options table_options
unknown's avatar
unknown committed
522
	table_option opt_if_not_exists 
unknown's avatar
unknown committed
523 524

%type <ulong_num>
525
	ULONG_NUM raid_types merge_insert_types
unknown's avatar
unknown committed
526

unknown's avatar
unknown committed
527 528
%type <ulonglong_number>
	ulonglong_num
unknown's avatar
unknown committed
529 530

%type <item>
unknown's avatar
unknown committed
531
	literal text_literal insert_ident order_ident
unknown's avatar
unknown committed
532 533
	simple_ident select_item2 expr opt_expr opt_else sum_expr in_sum_expr
	table_wild opt_pad no_in_expr expr_expr simple_expr no_and_expr
534
	using_list
unknown's avatar
unknown committed
535 536

%type <item_list>
unknown's avatar
unknown committed
537
	expr_list udf_expr_list when_list ident_list ident_list_arg
unknown's avatar
unknown committed
538 539

%type <key_type>
540
	key_type opt_unique_or_fulltext
unknown's avatar
unknown committed
541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560

%type <string_list>
	key_usage_list

%type <key_part>
	key_part

%type <table_list>
	join_table_list join_table

%type <udf>
	UDF_CHAR_FUNC UDF_FLOAT_FUNC UDF_INT_FUNC
	UDA_CHAR_SUM UDA_FLOAT_SUM UDA_INT_SUM

%type <interval> interval

%type <db_type> table_types

%type <row_type> row_types

unknown's avatar
unknown committed
561 562
%type <tx_isolation> tx_isolation isolation_types

unknown's avatar
unknown committed
563 564
%type <ha_rkey_mode> handler_rkey_mode

unknown's avatar
unknown committed
565 566
%type <cast_type> cast_type

unknown's avatar
unknown committed
567 568 569 570 571 572 573
%type <udf_type> udf_func_type

%type <symbol> FUNC_ARG0 FUNC_ARG1 FUNC_ARG2 FUNC_ARG3 keyword

%type <lex_user> user grant_user

%type <NONE>
unknown's avatar
unknown committed
574
	query verb_clause create change select do drop insert replace insert2
575 576
	insert_values update delete truncate rename
	show describe load alter optimize flush
unknown's avatar
unknown committed
577
	reset purge begin commit rollback slave master_def master_defs
578
	repair restore backup analyze check 
579
	field_list field_list_item field_spec kill
unknown's avatar
unknown committed
580 581 582
	select_item_list select_item values_list no_braces
	limit_clause delete_limit_clause fields opt_values values
	procedure_list procedure_list2 procedure_item
583
	when_list2 expr_list2  handler
unknown's avatar
unknown committed
584 585 586 587
	opt_precision opt_ignore opt_column opt_restrict
	grant revoke set lock unlock string_list field_options field_option
	field_opt_list opt_binary table_lock_list table_lock varchar
	references opt_on_delete opt_on_delete_list opt_on_delete_item use
588
	opt_delete_options opt_delete_option
589
	opt_outer table_list table_name opt_option opt_place opt_low_priority
unknown's avatar
unknown committed
590 591
	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
592
	grant_privilege grant_privilege_list
unknown's avatar
unknown committed
593 594 595
	flush_options flush_option insert_lock_option replace_lock_option
	equal optional_braces opt_key_definition key_usage_list2
	opt_mi_check_type opt_to mi_check_types normal_join
596
	table_to_table_list table_to_table opt_table_list opt_as
unknown's avatar
unknown committed
597
	handler_rkey_function handler_read_or_scan
unknown's avatar
unknown committed
598
	single_multi table_wild_list table_wild_one opt_wild union union_list
unknown's avatar
unknown committed
599
	precision union_option
600
END_OF_INPUT
unknown's avatar
unknown committed
601 602 603 604 605 606 607 608 609

%type <NONE>
	'-' '+' '*' '/' '%' '(' ')'
	',' '!' '{' '}' '&' '|' AND OR OR_OR_CONCAT BETWEEN_SYM CASE_SYM THEN_SYM WHEN_SYM
%%


query:
	END_OF_INPUT
unknown's avatar
unknown committed
610
	{
611 612
	   THD *thd=current_thd;
	   if (!thd->bootstrap &&
unknown's avatar
unknown committed
613
	      (!(thd->lex.select_lex.options & OPTION_FOUND_COMMENT)))
614
	   {
unknown's avatar
unknown committed
615
	     send_error(&current_thd->net,ER_EMPTY_QUERY);
616 617 618 619 620 621
	     YYABORT;
 	   }
	   else
	   {
	     thd->lex.sql_command = SQLCOM_EMPTY_QUERY;
	   }
unknown's avatar
unknown committed
622
	}
unknown's avatar
unknown committed
623
	| verb_clause END_OF_INPUT {};
unknown's avatar
unknown committed
624 625 626 627

verb_clause:
	  alter
	| analyze
628
	| backup
unknown's avatar
unknown committed
629 630 631 632 633 634 635
	| begin
	| change
	| check
	| commit
	| create
	| delete
	| describe
unknown's avatar
unknown committed
636
	| do
unknown's avatar
unknown committed
637 638 639 640 641 642 643 644
	| drop
	| grant
	| insert
	| flush
	| load
	| lock
	| kill
	| optimize
unknown's avatar
unknown committed
645
	| purge  
646
	| rename
unknown's avatar
unknown committed
647 648
        | repair
	| replace
unknown's avatar
unknown committed
649
	| reset
650
	| restore
unknown's avatar
unknown committed
651 652 653 654
	| revoke
	| rollback
	| select
	| set
unknown's avatar
unknown committed
655
	| slave
unknown's avatar
unknown committed
656
	| show
657
	| truncate
658
	| handler
unknown's avatar
unknown committed
659 660
	| unlock
	| update
unknown's avatar
unknown committed
661
	| use;
unknown's avatar
unknown committed
662 663 664 665

/* change master */

change:
unknown's avatar
unknown committed
666
       CHANGE MASTER_SYM TO_SYM
unknown's avatar
unknown committed
667 668 669 670
        {
	  LEX *lex = Lex;
	  lex->sql_command = SQLCOM_CHANGE_MASTER;
	  memset(&lex->mi, 0, sizeof(lex->mi));
unknown's avatar
unknown committed
671
        } master_defs;
unknown's avatar
unknown committed
672 673 674 675

master_defs:
       master_def
       |
unknown's avatar
unknown committed
676
       master_defs ',' master_def;
unknown's avatar
unknown committed
677

unknown's avatar
unknown committed
678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698
master_def:
       MASTER_HOST_SYM EQ TEXT_STRING
       {
	 Lex->mi.host = $3.str;
       }
       |
       MASTER_USER_SYM EQ TEXT_STRING
       {
	 Lex->mi.user = $3.str;
       }
       |
       MASTER_PASSWORD_SYM EQ TEXT_STRING
       {
	 Lex->mi.password = $3.str;
       }
       |
       MASTER_LOG_FILE_SYM EQ TEXT_STRING
       {
	 Lex->mi.log_file_name = $3.str;
       }
       |
unknown's avatar
unknown committed
699
       MASTER_PORT_SYM EQ ULONG_NUM
unknown's avatar
unknown committed
700 701 702 703
       {
	 Lex->mi.port = $3;
       }
       |
unknown's avatar
unknown committed
704
       MASTER_LOG_POS_SYM EQ ulonglong_num
unknown's avatar
unknown committed
705 706 707 708
       {
	 Lex->mi.pos = $3;
       }
       |
unknown's avatar
unknown committed
709
       MASTER_CONNECT_RETRY_SYM EQ ULONG_NUM
unknown's avatar
unknown committed
710 711 712
       {
	 Lex->mi.connect_retry = $3;
       }
713 714 715 716 717 718 719 720 721
       |
       RELAY_LOG_FILE_SYM EQ TEXT_STRING
       {
	 Lex->mi.relay_log_name = $3.str;
       }
       |
       RELAY_LOG_POS_SYM EQ ULONG_NUM
       {
	 Lex->mi.relay_log_pos = $3;
unknown's avatar
unknown committed
722
       };
unknown's avatar
unknown committed
723

unknown's avatar
unknown committed
724

unknown's avatar
unknown committed
725 726 727 728 729 730 731
/* create a table */

create:
	CREATE opt_table_options TABLE_SYM opt_if_not_exists table_ident
	{
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_CREATE_TABLE;
unknown's avatar
unknown committed
732
	  if (!add_table_to_list($5,
unknown's avatar
unknown committed
733
				 ($2 & HA_LEX_CREATE_TMP_TABLE ?
734
				   &tmp_table_alias : (LEX_STRING*) 0),1))
unknown's avatar
unknown committed
735 736 737 738 739 740 741 742 743 744 745
	    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;
	  lex->create_info.db_type= default_table_type;
	}
	create2

746
	| CREATE opt_unique_or_fulltext INDEX ident ON table_ident
unknown's avatar
unknown committed
747
	  {
unknown's avatar
unknown committed
748 749
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_CREATE_INDEX;
750
	    if (!add_table_to_list($6,NULL,1))
unknown's avatar
unknown committed
751
	      YYABORT;
unknown's avatar
unknown committed
752 753 754 755
	    lex->create_list.empty();
	    lex->key_list.empty();
	    lex->col_list.empty();
	    lex->change=NullS;
unknown's avatar
unknown committed
756 757 758
	  }
	  '(' key_list ')'
	  {
unknown's avatar
unknown committed
759 760 761
	    LEX *lex=Lex;
	    lex->key_list.push_back(new Key($2,$4.str,lex->col_list));
	    lex->col_list.empty();
unknown's avatar
unknown committed
762 763 764
	  }
	| CREATE DATABASE opt_if_not_exists ident
	  {
unknown's avatar
unknown committed
765 766 767 768
	    LEX *lex=Lex;
	    lex->sql_command=SQLCOM_CREATE_DB;
	    lex->name=$4.str;
            lex->create_info.options=$3;
unknown's avatar
unknown committed
769 770 771
	  }
	| CREATE udf_func_type UDF_SYM ident
	  {
unknown's avatar
unknown committed
772 773 774 775 776
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_CREATE_FUNCTION;
	    lex->udf.name=$4.str;
	    lex->udf.name_length=$4.length;
	    lex->udf.type= $2;
unknown's avatar
unknown committed
777 778 779
	  }
	  UDF_RETURNS_SYM udf_type UDF_SONAME_SYM TEXT_STRING
	  {
unknown's avatar
unknown committed
780 781 782
	    LEX *lex=Lex;
	    lex->udf.returns=(Item_result) $7;
	    lex->udf.dl=$9.str;
unknown's avatar
unknown committed
783
	  };
unknown's avatar
unknown committed
784 785

create2:
unknown's avatar
unknown committed
786
	'(' field_list ')' opt_create_table_options create3 {}
unknown's avatar
unknown committed
787
	| opt_create_table_options create3 {};
unknown's avatar
unknown committed
788 789

create3:
790 791
	/* empty */ {}
	| opt_duplicate opt_as SELECT_SYM
unknown's avatar
unknown committed
792
          {
unknown's avatar
unknown committed
793 794 795
	    LEX *lex=Lex;
	    lex->lock_option= (using_update_log) ? TL_READ_NO_INSERT : TL_READ;
	    mysql_init_select(lex);
unknown's avatar
unknown committed
796
          }
unknown's avatar
unknown committed
797
          select_options select_item_list opt_select_from union {};
unknown's avatar
unknown committed
798

799 800
opt_as:
	/* empty */ {}
unknown's avatar
unknown committed
801
	| AS	    {};
802

unknown's avatar
unknown committed
803
opt_table_options:
unknown's avatar
unknown committed
804
	/* empty */	 { $$= 0; }
unknown's avatar
unknown committed
805
	| table_options  { $$= $1;};
unknown's avatar
unknown committed
806 807 808

table_options:
	table_option	{ $$=$1; }
unknown's avatar
unknown committed
809
	| table_option table_options { $$= $1 | $2; };
unknown's avatar
unknown committed
810

unknown's avatar
unknown committed
811
table_option:
unknown's avatar
unknown committed
812
	TEMPORARY	{ $$=HA_LEX_CREATE_TMP_TABLE; };
unknown's avatar
unknown committed
813 814

opt_if_not_exists:
unknown's avatar
unknown committed
815
	/* empty */	 { $$= 0; }
unknown's avatar
unknown committed
816
	| IF NOT EXISTS	 { $$=HA_LEX_CREATE_IF_NOT_EXISTS; };
unknown's avatar
unknown committed
817 818 819

opt_create_table_options:
	/* empty */
unknown's avatar
unknown committed
820
	| create_table_options;
unknown's avatar
unknown committed
821 822 823

create_table_options:
	create_table_option
unknown's avatar
unknown committed
824
	| create_table_option create_table_options;
unknown's avatar
unknown committed
825 826 827

create_table_option:
	TYPE_SYM EQ table_types		{ Lex->create_info.db_type= $3; }
828 829 830
	| MAX_ROWS EQ ulonglong_num	{ Lex->create_info.max_rows= $3; Lex->create_info.used_fields|= HA_CREATE_USED_MAX_ROWS;}
	| MIN_ROWS EQ ulonglong_num	{ Lex->create_info.min_rows= $3; Lex->create_info.used_fields|= HA_CREATE_USED_MIN_ROWS;}
	| AVG_ROW_LENGTH EQ 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
831 832
	| PASSWORD EQ TEXT_STRING	{ Lex->create_info.password=$3.str; }
	| COMMENT_SYM EQ TEXT_STRING	{ Lex->create_info.comment=$3.str; }
unknown's avatar
unknown committed
833
	| AUTO_INC EQ ulonglong_num	{ Lex->create_info.auto_increment_value=$3; Lex->create_info.used_fields|= HA_CREATE_USED_AUTO;}
834 835
	| PACK_KEYS_SYM EQ 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 EQ 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;}
unknown's avatar
unknown committed
836 837
	| CHECKSUM_SYM EQ ULONG_NUM	{ Lex->create_info.table_options|= $3 ? HA_OPTION_CHECKSUM : HA_OPTION_NO_CHECKSUM; }
	| DELAY_KEY_WRITE_SYM EQ ULONG_NUM { Lex->create_info.table_options|= $3 ? HA_OPTION_DELAY_KEY_WRITE : HA_OPTION_NO_DELAY_KEY_WRITE; }
unknown's avatar
unknown committed
838
	| ROW_FORMAT_SYM EQ row_types	{ Lex->create_info.row_type= $3; }
unknown's avatar
unknown committed
839 840 841
	| RAID_TYPE EQ raid_types	{ Lex->create_info.raid_type= $3; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
	| RAID_CHUNKS EQ ULONG_NUM	{ Lex->create_info.raid_chunks= $3; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
	| RAID_CHUNKSIZE EQ ULONG_NUM	{ Lex->create_info.raid_chunksize= $3*RAID_BLOCK_SIZE; Lex->create_info.used_fields|= HA_CREATE_USED_RAID;}
842 843 844 845
	| UNION_SYM EQ '(' table_list ')'
	  {
	    /* Move the union list to the merge_list */
	    LEX *lex=Lex;
846 847
	    TABLE_LIST *table_list= (TABLE_LIST*) lex->select->table_list.first;
	    lex->create_info.merge_list= lex->select->table_list;
848 849
	    lex->create_info.merge_list.elements--;
	    lex->create_info.merge_list.first= (byte*) (table_list->next);
850 851
	    lex->select->table_list.elements=1;
	    lex->select->table_list.next= (byte**) &(table_list->next);
852
	    table_list->next=0;
853
	    lex->create_info.used_fields|= HA_CREATE_USED_UNION;
854
	  }
855
	| INSERT_METHOD EQ merge_insert_types   { Lex->create_info.merge_insert_method= $3; Lex->create_info.used_fields|= HA_CREATE_USED_INSERT_METHOD;}
856
	| DATA_SYM DIRECTORY_SYM EQ TEXT_STRING	{ Lex->create_info.data_file_name= $4.str; }
unknown's avatar
unknown committed
857
	| INDEX DIRECTORY_SYM EQ TEXT_STRING	{ Lex->create_info.index_file_name= $4.str; };
unknown's avatar
unknown committed
858 859 860 861 862 863 864

table_types:
	ISAM_SYM	{ $$= DB_TYPE_ISAM; }
	| MYISAM_SYM	{ $$= DB_TYPE_MYISAM; }
	| MERGE_SYM	{ $$= DB_TYPE_MRG_MYISAM; }
	| HEAP_SYM	{ $$= DB_TYPE_HEAP; }
	| BERKELEY_DB_SYM { $$= DB_TYPE_BERKELEY_DB; }
unknown's avatar
unknown committed
865
	| INNOBASE_SYM  { $$= DB_TYPE_INNODB; };
unknown's avatar
unknown committed
866 867 868 869 870

row_types:
	DEFAULT		{ $$= ROW_TYPE_DEFAULT; }
	| FIXED_SYM	{ $$= ROW_TYPE_FIXED; }
	| DYNAMIC_SYM	{ $$= ROW_TYPE_DYNAMIC; }
unknown's avatar
unknown committed
871
	| COMPRESSED_SYM { $$= ROW_TYPE_COMPRESSED; };
unknown's avatar
unknown committed
872 873 874 875

raid_types:
	RAID_STRIPED_SYM { $$= RAID_TYPE_0; }
	| RAID_0_SYM	 { $$= RAID_TYPE_0; }
unknown's avatar
unknown committed
876
	| ULONG_NUM	 { $$=$1;};
unknown's avatar
unknown committed
877

878 879 880
merge_insert_types:
       NO_SYM            { $$= MERGE_INSERT_DISABLED; }
       | FIRST_SYM       { $$= MERGE_INSERT_TO_FIRST; }
unknown's avatar
unknown committed
881
       | LAST_SYM        { $$= MERGE_INSERT_TO_LAST; };
882

unknown's avatar
unknown committed
883 884
opt_select_from:
	/* empty */
unknown's avatar
unknown committed
885
	| select_from select_lock_type;
unknown's avatar
unknown committed
886 887 888

udf_func_type:
	/* empty */ 	{ $$ = UDFTYPE_FUNCTION; }
unknown's avatar
unknown committed
889
	| AGGREGATE_SYM { $$ = UDFTYPE_AGGREGATE; };
unknown's avatar
unknown committed
890 891 892 893

udf_type:
	STRING_SYM {$$ = (int) STRING_RESULT; }
	| REAL {$$ = (int) REAL_RESULT; }
unknown's avatar
unknown committed
894
	| INT_SYM {$$ = (int) INT_RESULT; };
unknown's avatar
unknown committed
895 896 897

field_list:
	  field_list_item
unknown's avatar
unknown committed
898
	| field_list ',' field_list_item;
unknown's avatar
unknown committed
899 900 901 902 903 904 905 906 907 908


field_list_item:
	  field_spec
	| field_spec references
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
	  }
	| key_type opt_ident '(' key_list ')'
	  {
unknown's avatar
unknown committed
909 910 911
	    LEX *lex=Lex;
	    lex->key_list.push_back(new Key($1,$2,lex->col_list));
	    lex->col_list.empty();		/* Alloced by sql_alloc */
unknown's avatar
unknown committed
912
	  }
913
	| opt_constraint FOREIGN KEY_SYM opt_ident '(' key_list ')' references
unknown's avatar
unknown committed
914 915 916 917 918 919
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
	  }
	| opt_constraint CHECK_SYM '(' expr ')'
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
unknown's avatar
unknown committed
920
	  };
unknown's avatar
unknown committed
921 922 923

opt_constraint:
	/* empty */
unknown's avatar
unknown committed
924
	| CONSTRAINT opt_ident;
unknown's avatar
unknown committed
925 926 927 928

field_spec:
	field_ident
	 {
unknown's avatar
unknown committed
929 930 931
	   LEX *lex=Lex;
	   lex->length=lex->dec=0; lex->type=0; lex->interval=0;
	   lex->default_value=0;
unknown's avatar
unknown committed
932 933 934
	 }
	type opt_attribute
	{
unknown's avatar
unknown committed
935
	  LEX *lex=Lex;
unknown's avatar
unknown committed
936 937
	  if (add_field_to_list($1.str,
				(enum enum_field_types) $3,
unknown's avatar
unknown committed
938 939 940
				lex->length,lex->dec,lex->type,
				lex->default_value,lex->change,
				lex->interval))
unknown's avatar
unknown committed
941
	    YYABORT;
unknown's avatar
unknown committed
942
	};
unknown's avatar
unknown committed
943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991

type:
	int_type opt_len field_options	{ Lex->length=$2; $$=$1; }
	| real_type opt_precision field_options { $$=$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";
					  $$=FIELD_TYPE_TINY; }
	| char '(' NUM ')' opt_binary { Lex->length=$3.str;
					  $$=FIELD_TYPE_STRING; }
	| char opt_binary		{ Lex->length=(char*) "1";
					  $$=FIELD_TYPE_STRING; }
	| BINARY '(' NUM ')' 		{ Lex->length=$3.str;
					  Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_STRING; }
	| varchar '(' NUM ')' opt_binary { Lex->length=$3.str;
					  $$=FIELD_TYPE_VAR_STRING; }
	| VARBINARY '(' NUM ')' 	{ Lex->length=$3.str;
					  Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_VAR_STRING; }
	| YEAR_SYM opt_len field_options { $$=FIELD_TYPE_YEAR; Lex->length=$2; }
	| DATE_SYM			{ $$=FIELD_TYPE_DATE; }
	| TIME_SYM			{ $$=FIELD_TYPE_TIME; }
	| TIMESTAMP			{ $$=FIELD_TYPE_TIMESTAMP; }
	| TIMESTAMP '(' NUM ')'		{ Lex->length=$3.str;
					  $$=FIELD_TYPE_TIMESTAMP; }
	| DATETIME			{ $$=FIELD_TYPE_DATETIME; }
	| TINYBLOB			{ Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_TINY_BLOB; }
	| BLOB_SYM			{ Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_BLOB; }
	| MEDIUMBLOB			{ Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_MEDIUM_BLOB; }
	| LONGBLOB			{ Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_LONG_BLOB; }
	| LONG_SYM VARBINARY		{ Lex->type|=BINARY_FLAG;
					  $$=FIELD_TYPE_MEDIUM_BLOB; }
	| LONG_SYM varchar		{ $$=FIELD_TYPE_MEDIUM_BLOB; }
	| TINYTEXT			{ $$=FIELD_TYPE_TINY_BLOB; }
	| TEXT_SYM			{ $$=FIELD_TYPE_BLOB; }
	| MEDIUMTEXT			{ $$=FIELD_TYPE_MEDIUM_BLOB; }
	| LONGTEXT			{ $$=FIELD_TYPE_LONG_BLOB; }
	| DECIMAL_SYM float_options field_options
					{ $$=FIELD_TYPE_DECIMAL;}
	| NUMERIC_SYM float_options field_options
					{ $$=FIELD_TYPE_DECIMAL;}
	| ENUM {Lex->interval_list.empty();} '(' string_list ')'
	  {
unknown's avatar
unknown committed
992 993
	    LEX *lex=Lex;
	    lex->interval=typelib(lex->interval_list);
unknown's avatar
unknown committed
994 995 996 997
	    $$=FIELD_TYPE_ENUM;
	  }
	| SET { Lex->interval_list.empty();} '(' string_list ')'
	  {
unknown's avatar
unknown committed
998 999
	    LEX *lex=Lex;
	    lex->interval=typelib(lex->interval_list);
unknown's avatar
unknown committed
1000
	    $$=FIELD_TYPE_SET;
unknown's avatar
unknown committed
1001
	  };
unknown's avatar
unknown committed
1002 1003 1004 1005

char:
	CHAR_SYM {}
	| NCHAR_SYM {}
unknown's avatar
unknown committed
1006
	| NATIONAL_SYM CHAR_SYM {};
unknown's avatar
unknown committed
1007

unknown's avatar
unknown committed
1008 1009 1010 1011
varchar:
	char VARYING {}
	| VARCHAR {}
	| NATIONAL_SYM VARCHAR {}
unknown's avatar
unknown committed
1012
	| NCHAR_SYM VARCHAR {};
unknown's avatar
unknown committed
1013 1014 1015 1016 1017 1018

int_type:
	INT_SYM		{ $$=FIELD_TYPE_LONG; }
	| TINYINT	{ $$=FIELD_TYPE_TINY; }
	| SMALLINT	{ $$=FIELD_TYPE_SHORT; }
	| MEDIUMINT	{ $$=FIELD_TYPE_INT24; }
unknown's avatar
unknown committed
1019
	| BIGINT	{ $$=FIELD_TYPE_LONGLONG; };
unknown's avatar
unknown committed
1020 1021

real_type:
1022
	REAL		{ $$= current_thd->sql_mode & MODE_REAL_AS_FLOAT ?
unknown's avatar
unknown committed
1023 1024
			      FIELD_TYPE_FLOAT : FIELD_TYPE_DOUBLE; }
	| DOUBLE_SYM	{ $$=FIELD_TYPE_DOUBLE; }
unknown's avatar
unknown committed
1025
	| DOUBLE_SYM PRECISION { $$=FIELD_TYPE_DOUBLE; };
unknown's avatar
unknown committed
1026 1027 1028 1029 1030


float_options:
	/* empty */		{}
	| '(' NUM ')'		{ Lex->length=$2.str; }
unknown's avatar
unknown committed
1031
	| precision		{};
unknown's avatar
unknown committed
1032 1033 1034 1035 1036 1037

precision:
	'(' NUM ',' NUM ')'
	{
	  LEX *lex=Lex;
	  lex->length=$2.str; lex->dec=$4.str;
unknown's avatar
unknown committed
1038
	};
unknown's avatar
unknown committed
1039 1040 1041

field_options:
	/* empty */		{}
unknown's avatar
unknown committed
1042
	| field_opt_list	{};
unknown's avatar
unknown committed
1043 1044 1045

field_opt_list:
	field_opt_list field_option {}
unknown's avatar
unknown committed
1046
	| field_option {};
unknown's avatar
unknown committed
1047 1048

field_option:
unknown's avatar
unknown committed
1049
	SIGNED_SYM	{}
1050
	| UNSIGNED	{ Lex->type|= UNSIGNED_FLAG;}
unknown's avatar
unknown committed
1051
	| ZEROFILL	{ Lex->type|= UNSIGNED_FLAG | ZEROFILL_FLAG; };
unknown's avatar
unknown committed
1052 1053 1054

opt_len:
	/* empty */	{ $$=(char*) 0; }	/* use default length */
unknown's avatar
unknown committed
1055
	| '(' NUM ')'	{ $$=$2.str; };
unknown's avatar
unknown committed
1056 1057 1058

opt_precision:
	/* empty */	{}
unknown's avatar
unknown committed
1059
	| precision	{};
unknown's avatar
unknown committed
1060 1061 1062

opt_attribute:
	/* empty */ {}
unknown's avatar
unknown committed
1063
	| opt_attribute_list {};
unknown's avatar
unknown committed
1064 1065 1066

opt_attribute_list:
	opt_attribute_list attribute {}
unknown's avatar
unknown committed
1067
	| attribute;
unknown's avatar
unknown committed
1068 1069 1070 1071 1072 1073 1074 1075

attribute:
	NULL_SYM	  { Lex->type&= ~ NOT_NULL_FLAG; }
	| NOT NULL_SYM	  { Lex->type|= NOT_NULL_FLAG; }
	| DEFAULT literal { Lex->default_value=$2; }
	| AUTO_INC	  { Lex->type|= AUTO_INCREMENT_FLAG | NOT_NULL_FLAG; }
	| PRIMARY_SYM KEY_SYM { Lex->type|= PRI_KEY_FLAG | NOT_NULL_FLAG; }
	| UNIQUE_SYM	  { Lex->type|= UNIQUE_FLAG; }
1076 1077
	| UNIQUE_SYM KEY_SYM { Lex->type|= UNIQUE_KEY_FLAG; }
	| COMMENT_SYM text_literal {};
unknown's avatar
unknown committed
1078 1079 1080

opt_binary:
	/* empty */	{}
unknown's avatar
unknown committed
1081
	| BINARY	{ Lex->type|=BINARY_FLAG; };
unknown's avatar
unknown committed
1082 1083 1084 1085 1086 1087

references:
	REFERENCES table_ident opt_on_delete {}
	| REFERENCES table_ident '(' key_list ')' opt_on_delete
	  {
	    Lex->col_list.empty();		/* Alloced by sql_alloc */
unknown's avatar
unknown committed
1088
	  };
unknown's avatar
unknown committed
1089 1090 1091

opt_on_delete:
	/* empty */ {}
unknown's avatar
unknown committed
1092
	| opt_on_delete_list {};
unknown's avatar
unknown committed
1093 1094 1095

opt_on_delete_list:
	opt_on_delete_list opt_on_delete_item {}
unknown's avatar
unknown committed
1096
	| opt_on_delete_item {};
unknown's avatar
unknown committed
1097 1098 1099 1100 1101 1102


opt_on_delete_item:
	ON DELETE_SYM delete_option {}
	| ON UPDATE_SYM delete_option {}
	| MATCH FULL	{}
unknown's avatar
unknown committed
1103
	| MATCH PARTIAL {};
unknown's avatar
unknown committed
1104 1105 1106 1107 1108 1109

delete_option:
	RESTRICT	 {}
	| CASCADE	 {}
	| SET NULL_SYM {}
	| NO_SYM ACTION {}
unknown's avatar
unknown committed
1110
	| SET DEFAULT {};
unknown's avatar
unknown committed
1111 1112 1113 1114

key_type:
	opt_constraint PRIMARY_SYM KEY_SYM  { $$= Key::PRIMARY; }
	| key_or_index			    { $$= Key::MULTIPLE; }
1115 1116
	| FULLTEXT_SYM			    { $$= Key::FULLTEXT; }
	| FULLTEXT_SYM key_or_index	    { $$= Key::FULLTEXT; }
unknown's avatar
unknown committed
1117
	| opt_constraint UNIQUE_SYM	    { $$= Key::UNIQUE; }
unknown's avatar
unknown committed
1118
	| opt_constraint UNIQUE_SYM key_or_index { $$= Key::UNIQUE; };
unknown's avatar
unknown committed
1119 1120 1121

key_or_index:
	KEY_SYM {}
unknown's avatar
unknown committed
1122
	| INDEX {};
unknown's avatar
unknown committed
1123 1124 1125 1126

keys_or_index:
	KEYS {}
	| INDEX {}
unknown's avatar
unknown committed
1127
	| INDEXES {};
unknown's avatar
unknown committed
1128

1129
opt_unique_or_fulltext:
unknown's avatar
unknown committed
1130 1131
	/* empty */	{ $$= Key::MULTIPLE; }
	| UNIQUE_SYM	{ $$= Key::UNIQUE; }
unknown's avatar
unknown committed
1132
	| FULLTEXT_SYM	{ $$= Key::FULLTEXT; };
unknown's avatar
unknown committed
1133 1134 1135

key_list:
	key_list ',' key_part order_dir { Lex->col_list.push_back($3); }
unknown's avatar
unknown committed
1136
	| key_part order_dir		{ Lex->col_list.push_back($1); };
unknown's avatar
unknown committed
1137 1138 1139

key_part:
	ident			{ $$=new key_part_spec($1.str); }
unknown's avatar
unknown committed
1140
	| ident '(' NUM ')'	{ $$=new key_part_spec($1.str,(uint) atoi($3.str)); };
unknown's avatar
unknown committed
1141 1142 1143

opt_ident:
	/* empty */	{ $$=(char*) 0; }	/* Defaultlength */
unknown's avatar
unknown committed
1144
	| field_ident	{ $$=$1.str; };
unknown's avatar
unknown committed
1145 1146 1147

string_list:
	text_string			{ Lex->interval_list.push_back($1); }
unknown's avatar
unknown committed
1148
	| string_list ',' text_string	{ Lex->interval_list.push_back($3); };
unknown's avatar
unknown committed
1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159

/*
** Alter table
*/

alter:
	ALTER opt_ignore TABLE_SYM table_ident
	{
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_ALTER_TABLE;
	  lex->name=0;
1160
	  if (!add_table_to_list($4, NULL,1))
unknown's avatar
unknown committed
1161 1162 1163 1164 1165 1166 1167
	    YYABORT;
	  lex->drop_primary=0;
	  lex->create_list.empty();
	  lex->key_list.empty();
	  lex->col_list.empty();
	  lex->drop_list.empty();
	  lex->alter_list.empty();
1168 1169 1170 1171
          lex->select->order_list.elements=0;
          lex->select->order_list.first=0;
          lex->select->order_list.next= (byte**) &lex->select->order_list.first;
	  lex->select->db=lex->name=0;
unknown's avatar
unknown committed
1172 1173
    	  bzero((char*) &lex->create_info,sizeof(lex->create_info));
	  lex->create_info.db_type= DB_TYPE_DEFAULT;
1174
	  lex->create_info.row_type= ROW_TYPE_NOT_USED;
1175 1176
          lex->alter_keys_onoff=LEAVE_AS_IS;
          lex->simple_alter=1;
unknown's avatar
unknown committed
1177
	}
unknown's avatar
unknown committed
1178
	alter_list;
unknown's avatar
unknown committed
1179
 
unknown's avatar
unknown committed
1180
alter_list:
unknown's avatar
unknown committed
1181
        | alter_list_item
unknown's avatar
unknown committed
1182
	| alter_list ',' alter_list_item;
unknown's avatar
unknown committed
1183 1184

add_column:
unknown's avatar
unknown committed
1185
	ADD opt_column { Lex->change=0; };
unknown's avatar
unknown committed
1186 1187

alter_list_item:
1188 1189
	add_column field_list_item opt_place { Lex->simple_alter=0; }
	| add_column '(' field_list ')'      { Lex->simple_alter=0; }
unknown's avatar
unknown committed
1190 1191 1192 1193 1194
	| CHANGE opt_column field_ident
	  {
	     LEX *lex=Lex;
	     lex->change= $3.str; lex->simple_alter=0;
	  }
1195
          field_spec opt_place
unknown's avatar
unknown committed
1196 1197
	| MODIFY_SYM opt_column field_ident
	  {
unknown's avatar
unknown committed
1198 1199 1200 1201
	    LEX *lex=Lex;
	    lex->length=lex->dec=0; lex->type=0; lex->interval=0;
	    lex->default_value=0;
            lex->simple_alter=0;
unknown's avatar
unknown committed
1202 1203 1204
	  }
	  type opt_attribute
	  {
unknown's avatar
unknown committed
1205
	    LEX *lex=Lex;
unknown's avatar
unknown committed
1206 1207
	    if (add_field_to_list($3.str,
				  (enum enum_field_types) $5,
unknown's avatar
unknown committed
1208 1209 1210
				  lex->length,lex->dec,lex->type,
				  lex->default_value, $3.str,
				  lex->interval))
1211
	      YYABORT;
unknown's avatar
unknown committed
1212
	  }
1213
	  opt_place
unknown's avatar
unknown committed
1214
	| DROP opt_column field_ident opt_restrict
unknown's avatar
unknown committed
1215 1216 1217 1218 1219 1220 1221 1222 1223 1224
	  {
	    LEX *lex=Lex;
	    lex->drop_list.push_back(new Alter_drop(Alter_drop::COLUMN,
					    $3.str)); lex->simple_alter=0;
	  }
	| DROP PRIMARY_SYM KEY_SYM
	  {
	    LEX *lex=Lex;
	    lex->drop_primary=1; lex->simple_alter=0;
	  }
1225
	| DROP FOREIGN KEY_SYM opt_ident { Lex->simple_alter=0; }
unknown's avatar
unknown committed
1226
	| DROP key_or_index field_ident
unknown's avatar
unknown committed
1227 1228 1229 1230 1231 1232
	  {
	    LEX *lex=Lex;
	    lex->drop_list.push_back(new Alter_drop(Alter_drop::KEY,
						    $3.str));
	    lex->simple_alter=0;
	  }
1233 1234
	| DISABLE_SYM KEYS { Lex->alter_keys_onoff=DISABLE; }
	| ENABLE_SYM KEYS  { Lex->alter_keys_onoff=ENABLE; }
unknown's avatar
unknown committed
1235
	| ALTER opt_column field_ident SET DEFAULT literal
unknown's avatar
unknown committed
1236 1237 1238 1239 1240
	  {
	    LEX *lex=Lex;
	    lex->alter_list.push_back(new Alter_column($3.str,$6));
	    lex->simple_alter=0;
	  }
unknown's avatar
unknown committed
1241
	| ALTER opt_column field_ident DROP DEFAULT
unknown's avatar
unknown committed
1242 1243 1244 1245 1246
	  {
	    LEX *lex=Lex;
	    lex->alter_list.push_back(new Alter_column($3.str,(Item*) 0));
	    lex->simple_alter=0;
	  }
1247
	| RENAME opt_to table_ident
1248 1249
	  { 
	    LEX *lex=Lex;
1250 1251
	    lex->select->db=$3->db.str;
	    lex->name= $3->table.str;
1252
	  }
1253
        | create_table_options { Lex->simple_alter=0; }
unknown's avatar
unknown committed
1254
	| order_clause         { Lex->simple_alter=0; };
unknown's avatar
unknown committed
1255 1256 1257

opt_column:
	/* empty */	{}
unknown's avatar
unknown committed
1258
	| COLUMN_SYM	{};
unknown's avatar
unknown committed
1259 1260 1261

opt_ignore:
	/* empty */	{ Lex->duplicates=DUP_ERROR; }
unknown's avatar
unknown committed
1262
	| IGNORE_SYM	{ Lex->duplicates=DUP_IGNORE; };
unknown's avatar
unknown committed
1263 1264 1265 1266

opt_restrict:
	/* empty */	{}
	| RESTRICT	{}
unknown's avatar
unknown committed
1267
	| CASCADE	{};
unknown's avatar
unknown committed
1268 1269 1270 1271

opt_place:
	/* empty */	{}
	| AFTER_SYM ident { store_position_for_column($2.str); }
unknown's avatar
unknown committed
1272
	| FIRST_SYM	  { store_position_for_column(first_keyword); };
unknown's avatar
unknown committed
1273 1274 1275 1276

opt_to:
	/* empty */	{}
	| TO_SYM	{}
1277
	| EQ		{}
unknown's avatar
unknown committed
1278
	| AS		{};
unknown's avatar
unknown committed
1279 1280

slave:
1281
	SLAVE START_SYM slave_thread_opts
unknown's avatar
unknown committed
1282
         {
unknown's avatar
unknown committed
1283 1284 1285
	   LEX *lex=Lex;
           lex->sql_command = SQLCOM_SLAVE_START;
	   lex->type = 0;
unknown's avatar
unknown committed
1286 1287
         }
         |
1288
	SLAVE STOP_SYM slave_thread_opts
unknown's avatar
unknown committed
1289
         {
unknown's avatar
unknown committed
1290 1291 1292
	   LEX *lex=Lex;
           lex->sql_command = SQLCOM_SLAVE_STOP;
	   lex->type = 0;
unknown's avatar
unknown committed
1293
         };
unknown's avatar
unknown committed
1294

1295
slave_thread_opts: slave_thread_opt
unknown's avatar
unknown committed
1296
 | slave_thread_opts ',' slave_thread_opt;
1297 1298 1299 1300 1301 1302 1303 1304 1305 1306

slave_thread_opt:
   /*empty*/ {} 
  | SQL_THREAD
    {
      Lex->slave_thd_opt|=SLAVE_SQL;
    }
  | IO_THREAD
    {
      Lex->slave_thd_opt|=SLAVE_IO;
unknown's avatar
unknown committed
1307
    };
1308
  
unknown's avatar
unknown committed
1309 1310 1311 1312 1313 1314 1315 1316
restore:
	RESTORE_SYM table_or_tables
	{
	   Lex->sql_command = SQLCOM_RESTORE_TABLE;
	}
	table_list FROM TEXT_STRING
        {
	  Lex->backup_dir = $6.str;
unknown's avatar
unknown committed
1317
        };
unknown's avatar
unknown committed
1318 1319 1320 1321 1322 1323 1324 1325
backup:
	BACKUP_SYM table_or_tables
	{
	   Lex->sql_command = SQLCOM_BACKUP_TABLE;
	}
	table_list TO_SYM TEXT_STRING
        {
	  Lex->backup_dir = $6.str;
unknown's avatar
unknown committed
1326
        };
unknown's avatar
unknown committed
1327

unknown's avatar
unknown committed
1328 1329 1330
repair:
	REPAIR table_or_tables
	{
unknown's avatar
unknown committed
1331 1332 1333
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_REPAIR;
	   lex->check_opt.init();
unknown's avatar
unknown committed
1334
	}
unknown's avatar
unknown committed
1335
	table_list opt_mi_repair_type;
unknown's avatar
unknown committed
1336

unknown's avatar
unknown committed
1337
opt_mi_repair_type:
unknown's avatar
unknown committed
1338
	/* empty */ { Lex->check_opt.flags = T_MEDIUM; }
unknown's avatar
unknown committed
1339
	| mi_repair_types {};
unknown's avatar
unknown committed
1340

unknown's avatar
unknown committed
1341 1342
mi_repair_types:
	mi_repair_type {}
unknown's avatar
unknown committed
1343
	| mi_repair_type mi_repair_types {};
1344

unknown's avatar
unknown committed
1345
mi_repair_type:
unknown's avatar
unknown committed
1346
	QUICK          { Lex->check_opt.flags|= T_QUICK; }
1347
	| EXTENDED_SYM { Lex->check_opt.flags|= T_EXTEND; }
unknown's avatar
unknown committed
1348
        | USE_FRM      { Lex->check_opt.sql_flags|= TT_USEFRM; };
unknown's avatar
unknown committed
1349 1350

analyze:
1351
	ANALYZE_SYM table_or_tables
unknown's avatar
unknown committed
1352
	{
unknown's avatar
unknown committed
1353 1354 1355
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_ANALYZE;
	   lex->check_opt.init();
unknown's avatar
unknown committed
1356
	}
unknown's avatar
unknown committed
1357
	table_list opt_mi_check_type;
unknown's avatar
unknown committed
1358 1359

check:
unknown's avatar
unknown committed
1360
	CHECK_SYM table_or_tables
unknown's avatar
unknown committed
1361
	{
unknown's avatar
unknown committed
1362 1363 1364
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_CHECK;
	   lex->check_opt.init();
unknown's avatar
unknown committed
1365
	}
unknown's avatar
unknown committed
1366
	table_list opt_mi_check_type;
unknown's avatar
unknown committed
1367

unknown's avatar
unknown committed
1368 1369
opt_mi_check_type:
	/* empty */ { Lex->check_opt.flags = T_MEDIUM; }
unknown's avatar
unknown committed
1370
	| mi_check_types {};
unknown's avatar
unknown committed
1371 1372 1373

mi_check_types:
	mi_check_type {}
unknown's avatar
unknown committed
1374
	| mi_check_type mi_check_types {};
unknown's avatar
unknown committed
1375 1376 1377 1378 1379 1380

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
1381
	| CHANGED  { Lex->check_opt.flags|= T_CHECK_ONLY_CHANGED; };
unknown's avatar
unknown committed
1382

unknown's avatar
unknown committed
1383
optimize:
1384
	OPTIMIZE table_or_tables
unknown's avatar
unknown committed
1385
	{
unknown's avatar
unknown committed
1386 1387 1388
	   LEX *lex=Lex;
	   lex->sql_command = SQLCOM_OPTIMIZE;
	   lex->check_opt.init();
unknown's avatar
unknown committed
1389
	}
unknown's avatar
unknown committed
1390
	table_list opt_mi_check_type;
unknown's avatar
unknown committed
1391

1392 1393 1394 1395 1396
rename:
	RENAME table_or_tables
	{
	   Lex->sql_command=SQLCOM_RENAME_TABLE;
	}
unknown's avatar
unknown committed
1397
	table_to_table_list;
1398 1399 1400

table_to_table_list:
	table_to_table
unknown's avatar
unknown committed
1401
	| table_to_table_list ',' table_to_table;
1402 1403 1404

table_to_table:
	table_ident TO_SYM table_ident
1405 1406
	{ if (!add_table_to_list($1,NULL,1,TL_IGNORE) ||
	      !add_table_to_list($3,NULL,1,TL_IGNORE))
1407
	     YYABORT;
unknown's avatar
unknown committed
1408
 	};
1409

unknown's avatar
unknown committed
1410
/*
unknown's avatar
unknown committed
1411
  Select : retrieve data from table
unknown's avatar
unknown committed
1412 1413 1414 1415
*/


select:
unknown's avatar
unknown committed
1416
	select_init { Lex->sql_command=SQLCOM_SELECT; };
unknown's avatar
unknown committed
1417 1418 1419

select_init:
	SELECT_SYM select_part2 { Select->braces=false;	} union
1420
	|
unknown's avatar
unknown committed
1421
	'(' SELECT_SYM 	select_part2 ')' { Select->braces=true;} union_opt;
unknown's avatar
unknown committed
1422

1423 1424

select_part2:
unknown's avatar
unknown committed
1425 1426
	{
	  LEX *lex=Lex;
unknown's avatar
unknown committed
1427
	  lex->lock_option=TL_READ;
1428
	   mysql_init_select(lex);
unknown's avatar
unknown committed
1429
	}
unknown's avatar
unknown committed
1430
	select_options select_item_list select_into select_lock_type;
1431

unknown's avatar
unknown committed
1432
select_into:
1433
	limit_clause {}
unknown's avatar
unknown committed
1434 1435
	| select_from
	| opt_into select_from
unknown's avatar
unknown committed
1436
	| select_from opt_into;
unknown's avatar
unknown committed
1437 1438

select_from:
unknown's avatar
unknown committed
1439
	FROM join_table_list where_clause group_clause having_clause opt_order_clause limit_clause procedure_clause;
unknown's avatar
unknown committed
1440 1441 1442 1443


select_options:
	/* empty*/
unknown's avatar
unknown committed
1444
	| select_option_list;
unknown's avatar
unknown committed
1445 1446 1447

select_option_list:
	select_option_list select_option
unknown's avatar
unknown committed
1448
	| select_option;
unknown's avatar
unknown committed
1449 1450

select_option:
1451
	STRAIGHT_JOIN { Select->options|= SELECT_STRAIGHT_JOIN; }
1452
	| HIGH_PRIORITY { if (Select != &Lex->select_lex) YYABORT;  Lex->lock_option= TL_READ_HIGH_PRIORITY; }
1453 1454 1455
	| DISTINCT	{ Select->options|= SELECT_DISTINCT; }
	| SQL_SMALL_RESULT { Select->options|= SELECT_SMALL_RESULT; }
	| SQL_BIG_RESULT { Select->options|= SELECT_BIG_RESULT; }
1456 1457 1458 1459
	| SQL_BUFFER_RESULT { if (Select != &Lex->select_lex) YYABORT; Select->options|= OPTION_BUFFER_RESULT; }
	| SQL_CALC_FOUND_ROWS {  if (Select != &Lex->select_lex) YYABORT; Select->options|= OPTION_FOUND_ROWS; }
	| SQL_NO_CACHE_SYM {  if (Select != &Lex->select_lex) YYABORT; current_thd->safe_to_cache_query=0; }
	| SQL_CACHE_SYM {  if (Select != &Lex->select_lex) YYABORT; Select->options |= OPTION_TO_QUERY_CACHE; }
unknown's avatar
unknown committed
1460
	| ALL		{};
unknown's avatar
unknown committed
1461

unknown's avatar
unknown committed
1462 1463 1464
select_lock_type:
	/* empty */
	| FOR_SYM UPDATE_SYM
1465
	  {  if (Select != &Lex->select_lex) YYABORT;  Lex->lock_option= TL_WRITE; current_thd->safe_to_cache_query=0; }
unknown's avatar
unknown committed
1466
	| LOCK_SYM IN_SYM SHARE_SYM MODE_SYM
unknown's avatar
unknown committed
1467
	  {  if (Select != &Lex->select_lex) YYABORT;  Lex->lock_option= TL_READ_WITH_SHARED_LOCKS; current_thd->safe_to_cache_query=0; };
unknown's avatar
unknown committed
1468

unknown's avatar
unknown committed
1469 1470 1471 1472 1473 1474 1475
select_item_list:
	  select_item_list ',' select_item
	| select_item
	| '*'
	  {
	    if (add_item_to_list(new Item_field(NULL,NULL,"*")))
	      YYABORT;
unknown's avatar
unknown committed
1476
	  };
unknown's avatar
unknown committed
1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487


select_item:
	  remember_name select_item2 remember_end select_alias
	  {
	    if (add_item_to_list($2))
	      YYABORT;
	    if ($4.str)
	      $2->set_name($4.str);
	    else if (!$2->name)
	      $2->set_name($1,(uint) ($3 - $1));
unknown's avatar
unknown committed
1488
	  };
unknown's avatar
unknown committed
1489 1490

remember_name:
unknown's avatar
unknown committed
1491
	{ $$=(char*) Lex->tok_start; };
unknown's avatar
unknown committed
1492 1493

remember_end:
unknown's avatar
unknown committed
1494
	{ $$=(char*) Lex->tok_end; };
unknown's avatar
unknown committed
1495 1496 1497

select_item2:
	table_wild	{ $$=$1; } /* table.* */
unknown's avatar
unknown committed
1498
	| expr		{ $$=$1; };
unknown's avatar
unknown committed
1499 1500 1501 1502 1503 1504

select_alias:
	{ $$.str=0;}
	| AS ident { $$=$2; }
	| AS TEXT_STRING  { $$=$2; }
	| ident { $$=$1; }
unknown's avatar
unknown committed
1505
	| TEXT_STRING  { $$=$1; };
unknown's avatar
unknown committed
1506 1507 1508

optional_braces:
	/* empty */ {}
unknown's avatar
unknown committed
1509
	| '(' ')' {};
unknown's avatar
unknown committed
1510

unknown's avatar
unknown committed
1511 1512
/* all possible expressions */
expr:	expr_expr	{$$ = $1; }
unknown's avatar
unknown committed
1513
	| simple_expr	{$$ = $1; };
unknown's avatar
unknown committed
1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552

/* expressions that begin with 'expr' */
expr_expr:
	expr IN_SYM '(' expr_list ')'
	  { $$= new Item_func_in($1,*$4); }
	| expr NOT IN_SYM '(' expr_list ')'
	  { $$= new Item_func_not(new Item_func_in($1,*$5)); }
	| expr BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_between($1,$3,$5); }
	| expr NOT BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
	| expr OR_OR_CONCAT expr { $$= or_or_concat($1,$3); }
	| expr OR expr		{ $$= new Item_cond_or($1,$3); }
	| expr AND expr		{ $$= new Item_cond_and($1,$3); }
	| expr LIKE simple_expr opt_escape { $$= new Item_func_like($1,$3,$4); }
	| expr NOT LIKE simple_expr opt_escape	{ $$= new Item_func_not(new Item_func_like($1,$4,$5));}
	| expr REGEXP expr { $$= new Item_func_regex($1,$3); }
	| expr NOT REGEXP expr { $$= new Item_func_not(new Item_func_regex($1,$4)); }
	| expr IS NULL_SYM	{ $$= new Item_func_isnull($1); }
	| expr IS NOT NULL_SYM { $$= new Item_func_isnotnull($1); }
	| expr EQ expr		{ $$= new Item_func_eq($1,$3); }
	| expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
	| expr GE expr		{ $$= new Item_func_ge($1,$3); }
	| expr GT_SYM expr	{ $$= new Item_func_gt($1,$3); }
	| expr LE expr		{ $$= new Item_func_le($1,$3); }
	| expr LT expr		{ $$= new Item_func_lt($1,$3); }
	| expr NE expr		{ $$= new Item_func_ne($1,$3); }
	| 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); }
	| expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
	| expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| expr '%' expr		{ $$= new Item_func_mod($1,$3); }
	| expr '+' INTERVAL_SYM expr interval
	  { $$= new Item_date_add_interval($1,$4,$5,0); }
	| expr '-' INTERVAL_SYM expr interval
unknown's avatar
unknown committed
1553
	  { $$= new Item_date_add_interval($1,$4,$5,1); };
unknown's avatar
unknown committed
1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589

/* expressions that begin with 'expr' that do NOT follow IN_SYM */
no_in_expr:
	no_in_expr BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_between($1,$3,$5); }
	| no_in_expr NOT BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
	| no_in_expr OR_OR_CONCAT expr	{ $$= or_or_concat($1,$3); }
	| no_in_expr OR expr		{ $$= new Item_cond_or($1,$3); }
	| no_in_expr AND expr		{ $$= new Item_cond_and($1,$3); }
	| no_in_expr LIKE simple_expr opt_escape { $$= new Item_func_like($1,$3,$4); }
	| no_in_expr NOT LIKE simple_expr opt_escape { $$= new Item_func_not(new Item_func_like($1,$4,$5)); }
	| no_in_expr REGEXP expr { $$= new Item_func_regex($1,$3); }
	| no_in_expr NOT REGEXP expr { $$= new Item_func_not(new Item_func_regex($1,$4)); }
	| no_in_expr IS NULL_SYM	{ $$= new Item_func_isnull($1); }
	| no_in_expr IS NOT NULL_SYM { $$= new Item_func_isnotnull($1); }
	| no_in_expr EQ expr		{ $$= new Item_func_eq($1,$3); }
	| no_in_expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
	| no_in_expr GE expr		{ $$= new Item_func_ge($1,$3); }
	| no_in_expr GT_SYM expr	{ $$= new Item_func_gt($1,$3); }
	| no_in_expr LE expr		{ $$= new Item_func_le($1,$3); }
	| no_in_expr LT expr		{ $$= new Item_func_lt($1,$3); }
	| no_in_expr NE expr		{ $$= new Item_func_ne($1,$3); }
	| 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); }
	| no_in_expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
	| no_in_expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| no_in_expr '%' expr		{ $$= new Item_func_mod($1,$3); }
	| no_in_expr '+' INTERVAL_SYM expr interval
	  { $$= new Item_date_add_interval($1,$4,$5,0); }
	| no_in_expr '-' INTERVAL_SYM expr interval
	  { $$= new Item_date_add_interval($1,$4,$5,1); }
unknown's avatar
unknown committed
1590
	| simple_expr;
unknown's avatar
unknown committed
1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629

/* expressions that begin with 'expr' that does NOT follow AND */
no_and_expr:
	no_and_expr IN_SYM '(' expr_list ')'
	{ $$= new Item_func_in($1,*$4); }
	| no_and_expr NOT IN_SYM '(' expr_list ')'
	  { $$= new Item_func_not(new Item_func_in($1,*$5)); }
	| no_and_expr BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_between($1,$3,$5); }
	| no_and_expr NOT BETWEEN_SYM no_and_expr AND expr
	  { $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
	| no_and_expr OR_OR_CONCAT expr	{ $$= or_or_concat($1,$3); }
	| no_and_expr OR expr		{ $$= new Item_cond_or($1,$3); }
	| 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)); }
	| no_and_expr REGEXP expr { $$= new Item_func_regex($1,$3); }
	| no_and_expr NOT REGEXP expr { $$= new Item_func_not(new Item_func_regex($1,$4)); }
	| 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 EQ expr		{ $$= new Item_func_eq($1,$3); }
	| no_and_expr EQUAL_SYM expr	{ $$= new Item_func_equal($1,$3); }
	| no_and_expr GE expr		{ $$= new Item_func_ge($1,$3); }
	| no_and_expr GT_SYM expr	{ $$= new Item_func_gt($1,$3); }
	| no_and_expr LE expr		{ $$= new Item_func_le($1,$3); }
	| no_and_expr LT expr		{ $$= new Item_func_lt($1,$3); }
	| no_and_expr NE expr		{ $$= new Item_func_ne($1,$3); }
	| no_and_expr SHIFT_LEFT expr  { $$= 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		{ $$= new Item_func_div($1,$3); }
	| no_and_expr '|' expr		{ $$= new Item_func_bit_or($1,$3); }
	| no_and_expr '&' expr		{ $$= new Item_func_bit_and($1,$3); }
	| no_and_expr '%' expr		{ $$= new Item_func_mod($1,$3); }
	| no_and_expr '+' INTERVAL_SYM expr interval
	  { $$= new Item_date_add_interval($1,$4,$5,0); }
	| no_and_expr '-' INTERVAL_SYM expr interval
	  { $$= new Item_date_add_interval($1,$4,$5,1); }
unknown's avatar
unknown committed
1630
	| simple_expr;
unknown's avatar
unknown committed
1631 1632 1633 1634

simple_expr:
	simple_ident
	| literal
unknown's avatar
unknown committed
1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646
	| '@' ident_or_text SET_VAR expr
	  { $$= new Item_func_set_user_var($2,$4);
	    current_thd->safe_to_cache_query=0;
	  }
	| '@' ident_or_text	 
	  { $$= new Item_func_get_user_var($2);
	    current_thd->safe_to_cache_query=0;
	  }
	| '@' '@' ident_or_text
	  { if (!($$= get_system_var($3))) YYABORT;
	      current_thd->safe_to_cache_query=0;
	  }
unknown's avatar
unknown committed
1647 1648 1649 1650 1651 1652 1653
	| sum_expr
	| '-' expr %prec NEG	{ $$= new Item_func_neg($2); }
	| '~' 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; }
	| '{' ident expr '}'	{ $$= $3; }
unknown's avatar
unknown committed
1654 1655
        | MATCH ident_list_arg AGAINST '(' expr ')'
          { Select->ftfunc_list.push_back((Item_func_match *)
1656
                   ($$=new Item_func_match_nl(*$2,$5))); }
unknown's avatar
unknown committed
1657 1658
        | MATCH ident_list_arg AGAINST '(' expr IN_SYM BOOLEAN_SYM MODE_SYM ')'
          { Select->ftfunc_list.push_back((Item_func_match *)
1659
                   ($$=new Item_func_match_bool(*$2,$5))); }
unknown's avatar
unknown committed
1660 1661
	| BINARY expr %prec NEG	{ $$= new Item_func_binary($2); }
	| CAST_SYM '(' expr AS cast_type ')'  { $$= create_func_cast($3, $5); }
unknown's avatar
unknown committed
1662
	| CASE_SYM opt_expr WHEN_SYM when_list opt_else END
1663
	  { $$= new Item_func_case(* $4, $2, $5 ); }
unknown's avatar
unknown committed
1664
	| CONVERT_SYM '(' expr ',' cast_type ')'  { $$= create_func_cast($3, $5); }
unknown's avatar
unknown committed
1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685
	| FUNC_ARG0 '(' ')'
	  { $$= ((Item*(*)(void))($1.symbol->create_func))();}
	| FUNC_ARG1 '(' expr ')'
	  { $$= ((Item*(*)(Item*))($1.symbol->create_func))($3);}
	| FUNC_ARG2 '(' expr ',' expr ')'
	  { $$= ((Item*(*)(Item*,Item*))($1.symbol->create_func))($3,$5);}
	| FUNC_ARG3 '(' expr ',' expr ',' expr ')'
	  { $$= ((Item*(*)(Item*,Item*,Item*))($1.symbol->create_func))($3,$5,$7);}
	| ATAN	'(' expr ')'
	  { $$= new Item_func_atan($3); }
	| ATAN	'(' expr ',' expr ')'
	  { $$= new Item_func_atan($3,$5); }
	| CHAR_SYM '(' expr_list ')'
	  { $$= new Item_func_char(*$3); }
	| COALESCE '(' expr_list ')'
	  { $$= new Item_func_coalesce(* $3); }
	| CONCAT '(' expr_list ')'
	  { $$= new Item_func_concat(* $3); }
	| CONCAT_WS '(' expr ',' expr_list ')'
	  { $$= new Item_func_concat_ws($3, *$5); }
	| CURDATE optional_braces
unknown's avatar
unknown committed
1686
	  { $$= new Item_func_curdate(); current_thd->safe_to_cache_query=0; }
unknown's avatar
unknown committed
1687
	| CURTIME optional_braces
unknown's avatar
unknown committed
1688
	  { $$= new Item_func_curtime(); current_thd->safe_to_cache_query=0; }
unknown's avatar
unknown committed
1689
	| CURTIME '(' expr ')'
unknown's avatar
unknown committed
1690 1691 1692 1693
	  { 
	    $$= new Item_func_curtime($3); 
	    current_thd->safe_to_cache_query=0;
	  }
unknown's avatar
unknown committed
1694 1695 1696 1697 1698
	| DATE_ADD_INTERVAL '(' expr ',' INTERVAL_SYM expr interval ')'
	  { $$= new Item_date_add_interval($3,$6,$7,0); }
	| DATE_SUB_INTERVAL '(' expr ',' INTERVAL_SYM expr interval ')'
	  { $$= new Item_date_add_interval($3,$6,$7,1); }
	| DATABASE '(' ')'
unknown's avatar
unknown committed
1699 1700 1701 1702
	  { 
	    $$= new Item_func_database();
            current_thd->safe_to_cache_query=0; 
	  }
unknown's avatar
unknown committed
1703 1704 1705 1706
	| ELT_FUNC '(' expr ',' expr_list ')'
	  { $$= new Item_func_elt($3, *$5); }
	| MAKE_SET_SYM '(' expr ',' expr_list ')'
	  { $$= new Item_func_make_set($3, *$5); }
unknown's avatar
unknown committed
1707 1708 1709 1710 1711
	| ENCRYPT '(' expr ')'
	  {
	    $$= new Item_func_encrypt($3);
	    current_thd->safe_to_cache_query=0; 
	  }
unknown's avatar
unknown committed
1712 1713 1714 1715 1716
	| ENCRYPT '(' expr ',' expr ')'   { $$= new Item_func_encrypt($3,$5); }
	| DECODE_SYM '(' expr ',' TEXT_STRING ')'
	  { $$= new Item_func_decode($3,$5.str); }
	| ENCODE_SYM '(' expr ',' TEXT_STRING ')'
	 { $$= new Item_func_encode($3,$5.str); }
unknown's avatar
unknown committed
1717
	| DES_DECRYPT_SYM '(' expr ')'
unknown's avatar
unknown committed
1718
        { $$= new Item_func_des_decrypt($3); }
unknown's avatar
unknown committed
1719
	| DES_DECRYPT_SYM '(' expr ',' expr ')'
unknown's avatar
unknown committed
1720
        { $$= new Item_func_des_decrypt($3,$5); }
unknown's avatar
unknown committed
1721
	| DES_ENCRYPT_SYM '(' expr ')'
unknown's avatar
unknown committed
1722
        { $$= new Item_func_des_encrypt($3); }
unknown's avatar
unknown committed
1723
	| DES_ENCRYPT_SYM '(' expr ',' expr ')'
unknown's avatar
unknown committed
1724
        { $$= new Item_func_des_encrypt($3,$5); }
unknown's avatar
unknown committed
1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736
	| EXPORT_SET '(' expr ',' expr ',' expr ')'
		{ $$= 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); }
	| 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
1737
	    $$= new Item_func_date_format (new Item_func_from_unixtime($3),$5,0);
unknown's avatar
unknown committed
1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755
	  }
	| FIELD_FUNC '(' expr ',' expr_list ')'
	  { $$= new Item_func_field($3, *$5); }
	| HOUR_SYM '(' expr ')'
	  { $$= new Item_func_hour($3); }
	| IF '(' expr ',' expr ',' expr ')'
	  { $$= new Item_func_if($3,$5,$7); }
	| INSERT '(' expr ',' expr ',' expr ',' expr ')'
	  { $$= new Item_func_insert($3,$5,$7,$9); }
	| INTERVAL_SYM expr interval '+' expr
	  /* we cannot put interval before - */
	  { $$= new Item_date_add_interval($5,$2,$3,0); }
	| INTERVAL_SYM '(' expr ',' expr_list ')'
	  { $$= new Item_func_interval($3,* $5); }
	| LAST_INSERT_ID '(' ')'
	  {
	    $$= new Item_int((char*) "last_insert_id()",
			     current_thd->insert_id(),21);
unknown's avatar
unknown committed
1756
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1757 1758 1759 1760
	  }
	| LAST_INSERT_ID '(' expr ')'
	  {
	    $$= new Item_func_set_last_insert_id($3);
unknown's avatar
unknown committed
1761
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777
	  }
	| LEFT '(' expr ',' expr ')'
	  { $$= 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); }
 	| GREATEST_SYM '(' expr ',' expr_list ')'
	  { $5->push_front($3); $$= new Item_func_max(*$5); }
	| LEAST_SYM '(' expr ',' expr_list ')'
	  { $5->push_front($3); $$= new Item_func_min(*$5); }
	| MINUTE_SYM '(' expr ')'
	  { $$= new Item_func_minute($3); }
	| MONTH_SYM '(' expr ')'
	  { $$= new Item_func_month($3); }
	| NOW_SYM optional_braces
unknown's avatar
unknown committed
1778
	  { $$= new Item_func_now(); current_thd->safe_to_cache_query=0;}
unknown's avatar
unknown committed
1779
	| NOW_SYM '(' expr ')'
unknown's avatar
unknown committed
1780 1781 1782 1783 1784
	  { $$= new Item_func_now($3); current_thd->safe_to_cache_query=0;}
	| PASSWORD '(' expr ')'
	  {
	    $$= new Item_func_password($3);
	   }
unknown's avatar
unknown committed
1785 1786
	| POSITION_SYM '(' no_in_expr IN_SYM expr ')'
	  { $$ = new Item_func_locate($5,$3); }
unknown's avatar
unknown committed
1787 1788 1789 1790
	| RAND '(' expr ')'
	  { $$= new Item_func_rand($3); current_thd->safe_to_cache_query=0;}
	| RAND '(' ')'
	  { $$= new Item_func_rand(); current_thd->safe_to_cache_query=0;}
unknown's avatar
unknown committed
1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819
	| 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); }
	| 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); }
	| TRIM '(' expr ')'
	  { $$= new Item_func_trim($3,new Item_string(" ",1)); }
	| TRIM '(' LEADING opt_pad FROM expr ')'
	  { $$= new Item_func_ltrim($6,$4); }
	| TRIM '(' TRAILING opt_pad FROM expr ')'
	  { $$= new Item_func_rtrim($6,$4); }
	| TRIM '(' BOTH opt_pad FROM expr ')'
	  { $$= new Item_func_trim($6,$4); }
	| TRIM '(' expr FROM expr ')'
	  { $$= new Item_func_trim($5,$3); }
1820 1821
	| TRUNCATE_SYM '(' expr ',' expr ')'
	  { $$= new Item_func_round($3,$5,1); }
unknown's avatar
unknown committed
1822 1823 1824 1825 1826 1827
	| UDA_CHAR_SUM '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_sum_udf_str($1, *$3);
	    else
	      $$ = new Item_sum_udf_str($1);
unknown's avatar
unknown committed
1828
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1829 1830 1831 1832 1833 1834 1835
	  }
	| UDA_FLOAT_SUM '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_sum_udf_float($1, *$3);
	    else
	      $$ = new Item_sum_udf_float($1);
unknown's avatar
unknown committed
1836
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850
	  }
	| 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);
unknown's avatar
unknown committed
1851
            current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1852 1853 1854 1855 1856 1857 1858
	  }
	| UDF_FLOAT_FUNC '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_func_udf_float($1, *$3);
	    else
	      $$ = new Item_func_udf_float($1);
unknown's avatar
unknown committed
1859
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1860 1861 1862 1863 1864 1865 1866
	  }
	| UDF_INT_FUNC '(' udf_expr_list ')'
	  {
	    if ($3 != NULL)
	      $$ = new Item_func_udf_int($1, *$3);
	    else
	      $$ = new Item_func_udf_int($1);
unknown's avatar
unknown committed
1867
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
1868 1869
	  }
	| UNIQUE_USERS '(' text_literal ',' NUM ',' NUM ',' expr_list ')'
unknown's avatar
unknown committed
1870 1871 1872
	  { 
            $$= new Item_func_unique_users($3,atoi($5.str),atoi($7.str), * $9);
	  }
unknown's avatar
unknown committed
1873
	| UNIX_TIMESTAMP '(' ')'
unknown's avatar
unknown committed
1874 1875 1876 1877
	  {
	    $$= new Item_func_unix_timestamp();
	    current_thd->safe_to_cache_query=0;
	  }
unknown's avatar
unknown committed
1878 1879 1880
	| UNIX_TIMESTAMP '(' expr ')'
	  { $$= new Item_func_unix_timestamp($3); }
	| USER '(' ')'
unknown's avatar
unknown committed
1881
	  { $$= new Item_func_user(); current_thd->safe_to_cache_query=0; }
unknown's avatar
unknown committed
1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892
	| WEEK_SYM '(' expr ')'
	  { $$= new Item_func_week($3,new Item_int((char*) "0",0,1)); }
	| WEEK_SYM '(' expr ',' expr ')'
	  { $$= 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 ')'
	  { $$= new Item_func_yearweek($3, $5); }
	| BENCHMARK_SYM '(' ULONG_NUM ',' expr ')'
unknown's avatar
unknown committed
1893 1894 1895 1896
	  { 
	    $$=new Item_func_benchmark($3,$5);
	    current_thd->safe_to_cache_query=0;
	  }
unknown's avatar
unknown committed
1897
	| EXTRACT_SYM '(' interval FROM expr ')'
unknown's avatar
unknown committed
1898
	{ $$=new Item_extract( $3, $5); };
unknown's avatar
unknown committed
1899 1900 1901

udf_expr_list:
	/* empty */	{ $$= NULL; }
unknown's avatar
unknown committed
1902
	| expr_list	{ $$= $1;};
unknown's avatar
unknown committed
1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925

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 ')'
	  { $$=new Item_sum_or($3); }
	| COUNT_SYM '(' '*' ')'
	  { $$=new Item_sum_count(new Item_int((int32) 0L,1)); }
	| COUNT_SYM '(' in_sum_expr ')'
	  { $$=new Item_sum_count($3); }
	| COUNT_SYM '(' DISTINCT expr_list ')'
	  { $$=new Item_sum_count_distinct(* $4); }
	| 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); }
	| SUM_SYM '(' in_sum_expr ')'
unknown's avatar
unknown committed
1926
	  { $$=new Item_sum_sum($3); };
unknown's avatar
unknown committed
1927 1928

in_sum_expr:
1929
	{ Select->in_sum_expr++; }
unknown's avatar
unknown committed
1930 1931
	expr
	{
1932
	  Select->in_sum_expr--;
unknown's avatar
unknown committed
1933
	  $$=$2;
unknown's avatar
unknown committed
1934
	};
unknown's avatar
unknown committed
1935

unknown's avatar
unknown committed
1936 1937 1938 1939 1940 1941 1942 1943
cast_type:
	BINARY 			{ $$=ITEM_CAST_BINARY; }
	| SIGNED_SYM		{ $$=ITEM_CAST_SIGNED_INT; }
	| SIGNED_SYM INT_SYM	{ $$=ITEM_CAST_SIGNED_INT; }
	| UNSIGNED		{ $$=ITEM_CAST_UNSIGNED_INT; }
	| UNSIGNED INT_SYM	{ $$=ITEM_CAST_UNSIGNED_INT; }
	| DATE_SYM		{ $$=ITEM_CAST_DATE; }
	| TIME_SYM		{ $$=ITEM_CAST_TIME; }
unknown's avatar
unknown committed
1944
	| DATETIME		{ $$=ITEM_CAST_DATETIME; };
unknown's avatar
unknown committed
1945

unknown's avatar
unknown committed
1946
expr_list:
1947
	{ Select->expr_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
1948
	expr_list2
unknown's avatar
unknown committed
1949
	{ $$= Select->expr_list.pop(); };
unknown's avatar
unknown committed
1950 1951

expr_list2:
1952
	expr { Select->expr_list.head()->push_back($1); }
unknown's avatar
unknown committed
1953
	| expr_list2 ',' expr { Select->expr_list.head()->push_back($3); };
unknown's avatar
unknown committed
1954

unknown's avatar
unknown committed
1955 1956
ident_list_arg:
          ident_list          { $$= $1; }
unknown's avatar
unknown committed
1957
        | '(' ident_list ')'  { $$= $2; };
unknown's avatar
unknown committed
1958

unknown's avatar
unknown committed
1959
ident_list:
1960
        { Select->expr_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
1961
        ident_list2
unknown's avatar
unknown committed
1962
        { $$= Select->expr_list.pop(); };
unknown's avatar
unknown committed
1963 1964

ident_list2:
1965
        simple_ident { Select->expr_list.head()->push_back($1); }
unknown's avatar
unknown committed
1966
        | ident_list2 ',' simple_ident { Select->expr_list.head()->push_back($3); };
unknown's avatar
unknown committed
1967 1968 1969

opt_expr:
	/* empty */      { $$= NULL; }
unknown's avatar
unknown committed
1970
	| expr         	 { $$= $1; };
unknown's avatar
unknown committed
1971 1972 1973

opt_else:
	/* empty */    { $$= NULL; }
unknown's avatar
unknown committed
1974
	| ELSE expr    { $$= $2; };
unknown's avatar
unknown committed
1975 1976

when_list:
unknown's avatar
unknown committed
1977
        { Select->when_list.push_front(new List<Item>); }
unknown's avatar
unknown committed
1978
	when_list2
unknown's avatar
unknown committed
1979
	{ $$= Select->when_list.pop(); };
unknown's avatar
unknown committed
1980 1981

when_list2:
unknown's avatar
unknown committed
1982
	expr THEN_SYM expr
unknown's avatar
unknown committed
1983
	  {
unknown's avatar
unknown committed
1984 1985 1986
	    SELECT_LEX *sel=Select;	    
	    sel->when_list.head()->push_back($1);
	    sel->when_list.head()->push_back($3);
unknown's avatar
unknown committed
1987
	}
unknown's avatar
unknown committed
1988
	| when_list2 WHEN_SYM expr THEN_SYM expr
unknown's avatar
unknown committed
1989
	  {
unknown's avatar
unknown committed
1990 1991 1992
	    SELECT_LEX *sel=Select;
	    sel->when_list.head()->push_back($3);
	    sel->when_list.head()->push_back($5);
unknown's avatar
unknown committed
1993
	  };
unknown's avatar
unknown committed
1994 1995 1996

opt_pad:
	/* empty */ { $$=new Item_string(" ",1); }
unknown's avatar
unknown committed
1997
	| expr	    { $$=$1; };
unknown's avatar
unknown committed
1998 1999 2000 2001

join_table_list:
	'(' join_table_list ')'	{ $$=$2; }
	| join_table		{ $$=$1; }
2002
	| join_table_list normal_join join_table { $$=$3; }
unknown's avatar
unknown committed
2003 2004 2005 2006
	| join_table_list STRAIGHT_JOIN join_table { $$=$3 ; $$->straight=1; }
	| join_table_list INNER_SYM JOIN_SYM join_table ON expr
	  { add_join_on($4,$6); $$=$4; }
	| join_table_list INNER_SYM JOIN_SYM join_table
unknown's avatar
unknown committed
2007 2008 2009 2010 2011
	  {
	    SELECT_LEX *sel=Select;
	    sel->db1=$1->db; sel->table1=$1->name;
	    sel->db2=$4->db; sel->table2=$4->name;
	  }
unknown's avatar
unknown committed
2012 2013 2014
	  USING '(' using_list ')'
	  { add_join_on($4,$8); $$=$4; }
	| join_table_list LEFT opt_outer JOIN_SYM join_table ON expr
2015
	  { add_join_on($5,$7); $5->outer_join|=JOIN_TYPE_LEFT; $$=$5; }
unknown's avatar
unknown committed
2016
	| join_table_list LEFT opt_outer JOIN_SYM join_table
unknown's avatar
unknown committed
2017 2018 2019 2020 2021
	  {
	    SELECT_LEX *sel=Select;
	    sel->db1=$1->db; sel->table1=$1->name;
	    sel->db2=$5->db; sel->table2=$5->name;
	  }
unknown's avatar
unknown committed
2022
	  USING '(' using_list ')'
2023
	  { add_join_on($5,$9); $5->outer_join|=JOIN_TYPE_LEFT; $$=$5; }
unknown's avatar
unknown committed
2024
	| join_table_list NATURAL LEFT opt_outer JOIN_SYM join_table
2025 2026 2027 2028
	  { add_join_natural($1,$6); $6->outer_join|=JOIN_TYPE_LEFT; $$=$6; }
	| join_table_list RIGHT opt_outer JOIN_SYM join_table ON expr
	  { add_join_on($1,$7); $1->outer_join|=JOIN_TYPE_RIGHT; $$=$1; }
	| join_table_list RIGHT opt_outer JOIN_SYM join_table
unknown's avatar
unknown committed
2029 2030 2031 2032 2033
	  {
	    SELECT_LEX *sel=Select;
	    sel->db1=$1->db; sel->table1=$1->name;
	    sel->db2=$5->db; sel->table2=$5->name;
	  }
2034 2035 2036 2037
	  USING '(' using_list ')'
	  { add_join_on($1,$9); $1->outer_join|=JOIN_TYPE_RIGHT; $$=$1; }
	| join_table_list NATURAL RIGHT opt_outer JOIN_SYM join_table
	  { add_join_natural($6,$1); $1->outer_join|=JOIN_TYPE_RIGHT; $$=$1; }
unknown's avatar
unknown committed
2038
	| join_table_list NATURAL JOIN_SYM join_table
unknown's avatar
unknown committed
2039
	  { add_join_natural($1,$4); $$=$4; };
unknown's avatar
unknown committed
2040 2041 2042 2043

normal_join:
	',' {}
	| JOIN_SYM {}
unknown's avatar
unknown committed
2044
	| CROSS JOIN_SYM {};
unknown's avatar
unknown committed
2045 2046

join_table:
unknown's avatar
unknown committed
2047 2048 2049 2050
	{
	  SELECT_LEX *sel=Select;
	  sel->use_index_ptr=sel->ignore_index_ptr=0;
	}
unknown's avatar
unknown committed
2051
        table_ident opt_table_alias opt_key_definition
unknown's avatar
unknown committed
2052 2053 2054 2055 2056
	{
	  SELECT_LEX *sel=Select;
	  if (!($$=add_table_to_list($2,$3,0,TL_UNLOCK, sel->use_index_ptr,
	                             sel->ignore_index_ptr))) YYABORT;
	}
unknown's avatar
unknown committed
2057
	| '{' ident join_table LEFT OUTER JOIN_SYM join_table ON expr '}'
unknown's avatar
unknown committed
2058
	  { add_join_on($7,$9); $7->outer_join|=JOIN_TYPE_LEFT; $$=$7; };
unknown's avatar
unknown committed
2059 2060 2061

opt_outer:
	/* empty */	{}
unknown's avatar
unknown committed
2062
	| OUTER		{};
unknown's avatar
unknown committed
2063 2064 2065 2066

opt_key_definition:
	/* empty */	{}
	| USE_SYM    key_usage_list
unknown's avatar
unknown committed
2067 2068 2069 2070 2071
          {
	    SELECT_LEX *sel=Select;
	    sel->use_index= *$2;
	    sel->use_index_ptr= &sel->use_index;
	  }
unknown's avatar
unknown committed
2072
	| IGNORE_SYM key_usage_list
unknown's avatar
unknown committed
2073 2074 2075 2076
	  {
	    SELECT_LEX *sel=Select;
	    sel->ignore_index= *$2;
	    sel->ignore_index_ptr= &sel->ignore_index;
unknown's avatar
unknown committed
2077
	  };
unknown's avatar
unknown committed
2078 2079

key_usage_list:
unknown's avatar
unknown committed
2080
	key_or_index { Select->interval_list.empty(); } '(' key_usage_list2 ')'
unknown's avatar
unknown committed
2081
        { $$= &Select->interval_list; };
unknown's avatar
unknown committed
2082 2083 2084

key_usage_list2:
	key_usage_list2 ',' ident
2085
        { Select->interval_list.push_back(new String((const char*) $3.str,$3.length)); }
unknown's avatar
unknown committed
2086
	| ident
2087
        { Select->interval_list.push_back(new String((const char*) $1.str,$1.length)); }
unknown's avatar
unknown committed
2088
	| PRIMARY_SYM
unknown's avatar
unknown committed
2089
        { Select->interval_list.push_back(new String("PRIMARY",7)); };
unknown's avatar
unknown committed
2090 2091 2092

using_list:
	ident
unknown's avatar
unknown committed
2093 2094 2095
	  {
	    SELECT_LEX *sel=Select;
	    if (!($$= new Item_func_eq(new Item_field(sel->db1,sel->table1, $1.str), new Item_field(sel->db2,sel->table2,$1.str))))
unknown's avatar
unknown committed
2096 2097 2098 2099
	      YYABORT;
	  }
	| using_list ',' ident
	  {
unknown's avatar
unknown committed
2100 2101
	    SELECT_LEX *sel=Select;
	    if (!($$= 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
2102
	      YYABORT;
unknown's avatar
unknown committed
2103
	  };
unknown's avatar
unknown committed
2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117

interval:
	 DAY_HOUR_SYM		{ $$=INTERVAL_DAY_HOUR; }
	| DAY_MINUTE_SYM	{ $$=INTERVAL_DAY_MINUTE; }
	| DAY_SECOND_SYM	{ $$=INTERVAL_DAY_SECOND; }
	| DAY_SYM		{ $$=INTERVAL_DAY; }
	| HOUR_MINUTE_SYM	{ $$=INTERVAL_HOUR_MINUTE; }
	| HOUR_SECOND_SYM	{ $$=INTERVAL_HOUR_SECOND; }
	| HOUR_SYM		{ $$=INTERVAL_HOUR; }
	| MINUTE_SECOND_SYM	{ $$=INTERVAL_MINUTE_SECOND; }
	| MINUTE_SYM		{ $$=INTERVAL_MINUTE; }
	| MONTH_SYM		{ $$=INTERVAL_MONTH; }
	| SECOND_SYM		{ $$=INTERVAL_SECOND; }
	| YEAR_MONTH_SYM	{ $$=INTERVAL_YEAR_MONTH; }
unknown's avatar
unknown committed
2118
	| YEAR_SYM		{ $$=INTERVAL_YEAR; };
unknown's avatar
unknown committed
2119 2120 2121 2122

table_alias:
	/* empty */
	| AS
unknown's avatar
unknown committed
2123
	| EQ;
unknown's avatar
unknown committed
2124 2125 2126 2127

opt_table_alias:
	/* empty */		{ $$=0; }
	| table_alias ident
unknown's avatar
unknown committed
2128
	  { $$= (LEX_STRING*) sql_memdup(&$2,sizeof(LEX_STRING)); };
unknown's avatar
unknown committed
2129 2130 2131


where_clause:
2132
	/* empty */  { Select->where= 0; }
unknown's avatar
unknown committed
2133
	| WHERE expr { Select->where= $2; };
unknown's avatar
unknown committed
2134 2135 2136

having_clause:
	/* empty */
2137
	| HAVING { Select->create_refs=1; } expr
unknown's avatar
unknown committed
2138 2139 2140
	{
	  SELECT_LEX *sel=Select;
	  sel->having= $3; sel->create_refs=0;
unknown's avatar
unknown committed
2141
	};
unknown's avatar
unknown committed
2142 2143 2144

opt_escape:
	ESCAPE_SYM TEXT_STRING	{ $$= $2.str; }
unknown's avatar
unknown committed
2145
	| /* empty */		{ $$= (char*) "\\"; };
unknown's avatar
unknown committed
2146 2147 2148


/*
unknown's avatar
unknown committed
2149
   group by statement in select
unknown's avatar
unknown committed
2150 2151 2152 2153
*/

group_clause:
	/* empty */
unknown's avatar
unknown committed
2154
	| GROUP BY group_list;
unknown's avatar
unknown committed
2155 2156

group_list:
unknown's avatar
unknown committed
2157 2158 2159
	group_list ',' order_ident order_dir
	  { if (add_group_to_list($3,(bool) $4)) YYABORT; }
	| order_ident order_dir
unknown's avatar
unknown committed
2160
	  { if (add_group_to_list($1,(bool) $2)) YYABORT; };
unknown's avatar
unknown committed
2161 2162

/*
unknown's avatar
unknown committed
2163
   Order by statement in select
unknown's avatar
unknown committed
2164 2165
*/

2166
opt_order_clause:
unknown's avatar
unknown committed
2167
	/* empty */
unknown's avatar
unknown committed
2168
	| order_clause;
2169 2170

order_clause:
2171 2172
	ORDER_SYM BY 
        { 
unknown's avatar
unknown committed
2173 2174
	  LEX *lex=Lex;
	  if (lex->sql_command == SQLCOM_MULTI_UPDATE)
2175
	    YYABORT;
unknown's avatar
unknown committed
2176
	  lex->select->sort_default=1;
unknown's avatar
unknown committed
2177
	} order_list;
unknown's avatar
unknown committed
2178 2179 2180 2181 2182

order_list:
	order_list ',' order_ident order_dir
	  { if (add_order_to_list($3,(bool) $4)) YYABORT; }
	| order_ident order_dir
unknown's avatar
unknown committed
2183
	  { if (add_order_to_list($1,(bool) $2)) YYABORT; };
unknown's avatar
unknown committed
2184 2185 2186

order_dir:
	/* empty */ { $$ =  1; }
unknown's avatar
unknown committed
2187
	| ASC  { $$ =1; }
unknown's avatar
unknown committed
2188
	| DESC { $$ =0; };
unknown's avatar
unknown committed
2189 2190 2191


limit_clause:
unknown's avatar
unknown committed
2192
	/* empty */ {}
unknown's avatar
unknown committed
2193
	| LIMIT ULONG_NUM
unknown's avatar
unknown committed
2194 2195
	  {
	    SELECT_LEX *sel=Select;
unknown's avatar
unknown committed
2196 2197
	    sel->select_limit= $2;
	    sel->offset_limit=0L;
unknown's avatar
unknown committed
2198
	  }
unknown's avatar
unknown committed
2199
	| LIMIT ULONG_NUM ',' ULONG_NUM
unknown's avatar
unknown committed
2200 2201 2202
	  {
	    SELECT_LEX *sel=Select;
	    sel->select_limit= $4; sel->offset_limit=$2;
unknown's avatar
unknown committed
2203
	  };
unknown's avatar
unknown committed
2204 2205 2206 2207

delete_limit_clause:
	/* empty */
	{
unknown's avatar
unknown committed
2208 2209
	  LEX *lex=Lex;
	  if (lex->sql_command == SQLCOM_MULTI_UPDATE)
2210
	    YYABORT;
unknown's avatar
unknown committed
2211
	  lex->select->select_limit= HA_POS_ERROR;
unknown's avatar
unknown committed
2212
	}
unknown's avatar
unknown committed
2213
	| LIMIT ulonglong_num
unknown's avatar
unknown committed
2214
	{ Select->select_limit= (ha_rows) $2; };
unknown's avatar
unknown committed
2215 2216

ULONG_NUM:
unknown's avatar
unknown committed
2217
	NUM	    { $$= strtoul($1.str,NULL,10); }
unknown's avatar
unknown committed
2218
	| ULONGLONG_NUM { $$= (ulong) strtoull($1.str,NULL,10); }
unknown's avatar
unknown committed
2219
	| REAL_NUM  { $$= strtoul($1.str,NULL,10); }
unknown's avatar
unknown committed
2220
	| FLOAT_NUM { $$= strtoul($1.str,NULL,10); };
unknown's avatar
unknown committed
2221

unknown's avatar
unknown committed
2222
ulonglong_num:
unknown's avatar
unknown committed
2223
	NUM	    { $$= (ulonglong) strtoul($1.str,NULL,10); }
unknown's avatar
unknown committed
2224 2225
	| ULONGLONG_NUM { $$= strtoull($1.str,NULL,10); }
	| LONG_NUM  { $$= (ulonglong) strtoul($1.str,NULL,10); }
unknown's avatar
unknown committed
2226
	| REAL_NUM  { $$= strtoull($1.str,NULL,10); }
unknown's avatar
unknown committed
2227
	| FLOAT_NUM { $$= strtoull($1.str,NULL,10); };
unknown's avatar
unknown committed
2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238

procedure_clause:
	/* empty */
	| PROCEDURE ident			/* Procedure name */
	  {
	    LEX *lex=Lex;
	    lex->proc_list.elements=0;
	    lex->proc_list.first=0;
	    lex->proc_list.next= (byte**) &lex->proc_list.first;
	    if (add_proc_to_list(new Item_field(NULL,NULL,$2.str)))
	      YYABORT;
unknown's avatar
unknown committed
2239
	    current_thd->safe_to_cache_query=0;
unknown's avatar
unknown committed
2240
	  }
unknown's avatar
unknown committed
2241
	  '(' procedure_list ')';
unknown's avatar
unknown committed
2242 2243 2244 2245


procedure_list:
	/* empty */ {}
unknown's avatar
unknown committed
2246
	| procedure_list2 {};
unknown's avatar
unknown committed
2247 2248 2249

procedure_list2:
	procedure_list2 ',' procedure_item
unknown's avatar
unknown committed
2250
	| procedure_item;
unknown's avatar
unknown committed
2251 2252 2253 2254 2255 2256 2257 2258

procedure_item:
	  remember_name expr
	  {
	    if (add_proc_to_list($2))
	      YYABORT;
	    if (!$2->name)
	      $2->set_name($1,(uint) ((char*) Lex->tok_end - $1));
unknown's avatar
unknown committed
2259
	  };
unknown's avatar
unknown committed
2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271

opt_into:
	INTO OUTFILE TEXT_STRING
	{
	  if (!(Lex->exchange= new sql_exchange($3.str,0)))
	    YYABORT;
	}
	opt_field_term opt_line_term
	| INTO DUMPFILE TEXT_STRING
	{
	  if (!(Lex->exchange= new sql_exchange($3.str,1)))
	    YYABORT;
unknown's avatar
unknown committed
2272
	};
unknown's avatar
unknown committed
2273

unknown's avatar
unknown committed
2274 2275 2276
/*
  DO statement
*/
unknown's avatar
unknown committed
2277

unknown's avatar
unknown committed
2278 2279 2280 2281 2282 2283 2284
do:	DO_SYM 
	{
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_DO;
	  if (!(lex->insert_list = new List_item))
	    YYABORT;
	}
unknown's avatar
unknown committed
2285
	values;
unknown's avatar
unknown committed
2286
/*
unknown's avatar
unknown committed
2287
  Drop : delete tables or index
unknown's avatar
unknown committed
2288 2289 2290
*/

drop:
2291
	DROP TABLE_SYM if_exists table_list opt_restrict
unknown's avatar
unknown committed
2292
	{
unknown's avatar
unknown committed
2293 2294 2295
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_DROP_TABLE;
	  lex->drop_if_exists = $3;
unknown's avatar
unknown committed
2296 2297 2298
	}
	| DROP INDEX ident ON table_ident {}
	  {
unknown's avatar
unknown committed
2299 2300 2301 2302
	     LEX *lex=Lex;
	     lex->sql_command= SQLCOM_DROP_INDEX;
	     lex->drop_list.empty();
	     lex->drop_list.push_back(new Alter_drop(Alter_drop::KEY,
unknown's avatar
unknown committed
2303
						     $3.str));
2304
	     if (!add_table_to_list($5,NULL, 1))
unknown's avatar
unknown committed
2305 2306 2307 2308
	      YYABORT;
	  }
	| DROP DATABASE if_exists ident
	  {
unknown's avatar
unknown committed
2309 2310 2311 2312
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_DROP_DB;
	    lex->drop_if_exists=$3;
	    lex->name=$4.str;
unknown's avatar
unknown committed
2313 2314 2315
	 }
	| DROP UDF_SYM ident
	  {
unknown's avatar
unknown committed
2316 2317 2318
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_DROP_FUNCTION;
	    lex->udf.name=$3.str;
unknown's avatar
unknown committed
2319
	  };
unknown's avatar
unknown committed
2320 2321 2322


table_list:
2323
	table_name
unknown's avatar
unknown committed
2324
	| table_list ',' table_name;
unknown's avatar
unknown committed
2325

2326
table_name:
unknown's avatar
unknown committed
2327
	table_ident
unknown's avatar
unknown committed
2328
	{ if (!add_table_to_list($1,NULL,1)) YYABORT; };
unknown's avatar
unknown committed
2329 2330 2331

if_exists:
	/* empty */ { $$=0; }
unknown's avatar
unknown committed
2332
	| IF EXISTS { $$= 1; };
unknown's avatar
unknown committed
2333 2334 2335 2336 2337 2338

/*
** Insert : add new data to table
*/

insert:
unknown's avatar
unknown committed
2339
	INSERT { Lex->sql_command = SQLCOM_INSERT; } insert_lock_option opt_ignore insert2 insert_field_spec;
unknown's avatar
unknown committed
2340 2341

replace:
2342 2343 2344 2345 2346 2347
	REPLACE
	{
	  LEX *lex=Lex;	
	  lex->sql_command = SQLCOM_REPLACE;
	  lex->duplicates= DUP_REPLACE;
	}
unknown's avatar
unknown committed
2348
	replace_lock_option insert2 insert_field_spec;
unknown's avatar
unknown committed
2349 2350 2351 2352 2353

insert_lock_option:
	/* empty */	{ Lex->lock_option= TL_WRITE_CONCURRENT_INSERT; }
	| LOW_PRIORITY	{ Lex->lock_option= TL_WRITE_LOW_PRIORITY; }
	| DELAYED_SYM	{ Lex->lock_option= TL_WRITE_DELAYED; }
unknown's avatar
unknown committed
2354
	| HIGH_PRIORITY { Lex->lock_option= TL_WRITE; };
unknown's avatar
unknown committed
2355 2356 2357

replace_lock_option:
	opt_low_priority {}
unknown's avatar
unknown committed
2358
	| DELAYED_SYM	{ Lex->lock_option= TL_WRITE_DELAYED; };
unknown's avatar
unknown committed
2359 2360 2361

insert2:
	INTO insert_table {}
unknown's avatar
unknown committed
2362
	| insert_table {};
unknown's avatar
unknown committed
2363 2364

insert_table:
2365
	table_name
unknown's avatar
unknown committed
2366
	{
unknown's avatar
unknown committed
2367 2368 2369 2370
	  LEX *lex=Lex;
	  lex->field_list.empty();
	  lex->many_values.empty();
	  lex->insert_list=0;
unknown's avatar
unknown committed
2371
	};
unknown's avatar
unknown committed
2372 2373 2374 2375 2376

insert_field_spec:
	opt_field_spec insert_values {}
	| SET
	  {
unknown's avatar
unknown committed
2377 2378 2379
	    LEX *lex=Lex;
	    if (!(lex->insert_list = new List_item) ||
		lex->many_values.push_back(lex->insert_list))
unknown's avatar
unknown committed
2380 2381
	      YYABORT;
	   }
unknown's avatar
unknown committed
2382
	   ident_eq_list;
unknown's avatar
unknown committed
2383 2384 2385 2386

opt_field_spec:
	/* empty */	  { }
	| '(' fields ')'  { }
unknown's avatar
unknown committed
2387
	| '(' ')'	  { };
unknown's avatar
unknown committed
2388 2389 2390

fields:
	fields ',' insert_ident { Lex->field_list.push_back($3); }
unknown's avatar
unknown committed
2391
	| insert_ident		{ Lex->field_list.push_back($1); };
unknown's avatar
unknown committed
2392 2393 2394 2395 2396 2397 2398 2399

insert_values:
	VALUES	values_list  {}
	| SELECT_SYM
	  {
	    LEX *lex=Lex;
	    lex->sql_command = (lex->sql_command == SQLCOM_INSERT ?
				SQLCOM_INSERT_SELECT : SQLCOM_REPLACE_SELECT);
unknown's avatar
unknown committed
2400
	    lex->lock_option= (using_update_log) ? TL_READ_NO_INSERT : TL_READ;
2401
	    mysql_init_select(lex);
unknown's avatar
unknown committed
2402
	  }
unknown's avatar
unknown committed
2403 2404
	  select_options select_item_list select_from select_lock_type
          union {};
unknown's avatar
unknown committed
2405 2406 2407

values_list:
	values_list ','  no_braces
unknown's avatar
unknown committed
2408
	| no_braces;
unknown's avatar
unknown committed
2409 2410 2411 2412

ident_eq_list:
	ident_eq_list ',' ident_eq_value
	|
unknown's avatar
unknown committed
2413
	ident_eq_value;
unknown's avatar
unknown committed
2414 2415 2416 2417

ident_eq_value:
	simple_ident equal expr
	 {
unknown's avatar
unknown committed
2418 2419 2420
	  LEX *lex=Lex;
	  if (lex->field_list.push_back($1) ||
	      lex->insert_list->push_back($3))
unknown's avatar
unknown committed
2421
	    YYABORT;
unknown's avatar
unknown committed
2422
	 };
unknown's avatar
unknown committed
2423 2424

equal:	EQ		{}
unknown's avatar
unknown committed
2425
	| SET_VAR	{};
unknown's avatar
unknown committed
2426 2427 2428 2429 2430 2431 2432 2433 2434

no_braces:
	 '('
	 {
	    if (!(Lex->insert_list = new List_item))
	      YYABORT;
	 }
	 opt_values ')'
	 {
unknown's avatar
unknown committed
2435 2436
	  LEX *lex=Lex;
	  if (lex->many_values.push_back(lex->insert_list))
unknown's avatar
unknown committed
2437
	    YYABORT;
unknown's avatar
unknown committed
2438
	 };
unknown's avatar
unknown committed
2439 2440 2441

opt_values:
	/* empty */ {}
unknown's avatar
unknown committed
2442
	| values;
unknown's avatar
unknown committed
2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453

values:
	values ','  expr
	{
	  if (Lex->insert_list->push_back($3))
	    YYABORT;
	}
	| expr
	{
	  if (Lex->insert_list->push_back($1))
	    YYABORT;
unknown's avatar
unknown committed
2454
	};
unknown's avatar
unknown committed
2455 2456 2457 2458

/* Update rows in a table */

update:
2459
        UPDATE_SYM 
2460
	{ 
unknown's avatar
unknown committed
2461 2462 2463 2464 2465
	  LEX *lex=Lex;
          lex->sql_command = SQLCOM_UPDATE;
          lex->select->order_list.elements=0;
          lex->select->order_list.first=0;
          lex->select->order_list.next= (byte**) &lex->select->order_list.first;
2466
        }
unknown's avatar
unknown committed
2467
        opt_low_priority opt_ignore join_table_list SET update_list where_clause opt_order_clause delete_limit_clause;
unknown's avatar
unknown committed
2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478

update_list:
	update_list ',' simple_ident equal expr
	{
	  if (add_item_to_list($3) || add_value_to_list($5))
	    YYABORT;
	}
	| simple_ident equal expr
	  {
	    if (add_item_to_list($1) || add_value_to_list($3))
	      YYABORT;
unknown's avatar
unknown committed
2479
	  };
unknown's avatar
unknown committed
2480 2481 2482

opt_low_priority:
	/* empty */	{ Lex->lock_option= current_thd->update_lock_default; }
unknown's avatar
unknown committed
2483
	| LOW_PRIORITY	{ Lex->lock_option= TL_WRITE_LOW_PRIORITY; };
unknown's avatar
unknown committed
2484 2485 2486 2487

/* Delete rows from a table */

delete:
2488
	DELETE_SYM
2489
	{ 
unknown's avatar
unknown committed
2490 2491 2492 2493 2494 2495 2496
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_DELETE; lex->select->options=0;
	  lex->lock_option= lex->thd->update_lock_default;
	  lex->select->order_list.elements=0;
	  lex->select->order_list.first=0;
	  lex->select->order_list.next= (byte**) &lex->select->order_list.first;
	}
unknown's avatar
unknown committed
2497
	opt_delete_options single_multi	{};
2498 2499

single_multi:
unknown's avatar
unknown committed
2500 2501
 	FROM table_name where_clause opt_order_clause delete_limit_clause {}
	| table_wild_list
unknown's avatar
unknown committed
2502 2503 2504 2505
	  { mysql_init_multi_delete(Lex); }
	   FROM join_table_list where_clause
	| FROM table_wild_list
	  { mysql_init_multi_delete(Lex); }
unknown's avatar
unknown committed
2506
	  USING join_table_list where_clause;
unknown's avatar
unknown committed
2507 2508 2509

table_wild_list:
	  table_wild_one {}
unknown's avatar
unknown committed
2510
	  | table_wild_list ',' table_wild_one {};
unknown's avatar
unknown committed
2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521

table_wild_one:
	 ident opt_wild
	 {
	    if (!add_table_to_list(new Table_ident($1),NULL,1,TL_WRITE))
	      YYABORT;
         }
	 | ident '.' ident opt_wild
	   {
	     if (!add_table_to_list(new Table_ident($1,$3,0),NULL,1,TL_WRITE))
	      YYABORT;
unknown's avatar
unknown committed
2522
	   };
unknown's avatar
unknown committed
2523 2524 2525

opt_wild:
	/* empty */	{} 
unknown's avatar
unknown committed
2526
	| '.' '*'	{};
unknown's avatar
unknown committed
2527 2528


2529
opt_delete_options:
unknown's avatar
unknown committed
2530
	/* empty */	{}
unknown's avatar
unknown committed
2531
	| opt_delete_option opt_delete_options {};
2532 2533

opt_delete_option:
2534
	QUICK		{ Select->options|= OPTION_QUICK; }
unknown's avatar
unknown committed
2535
	| LOW_PRIORITY	{ Lex->lock_option= TL_WRITE_LOW_PRIORITY; };
2536

2537
truncate:
unknown's avatar
unknown committed
2538
	TRUNCATE_SYM opt_table_sym table_name
2539 2540 2541
	{
	  LEX* lex = Lex;
	  lex->sql_command= SQLCOM_TRUNCATE;
unknown's avatar
unknown committed
2542 2543 2544 2545
	  lex->select->options=0;
	  lex->select->order_list.elements=0;
          lex->select->order_list.first=0;
          lex->select->order_list.next= (byte**) &lex->select->order_list.first;
unknown's avatar
unknown committed
2546
	  lex->lock_option= current_thd->update_lock_default; };
2547

unknown's avatar
unknown committed
2548 2549
opt_table_sym:
	/* empty */
unknown's avatar
unknown committed
2550
	| TABLE_SYM;
2551
 
unknown's avatar
unknown committed
2552 2553
/* Show things */

unknown's avatar
unknown committed
2554
show:	SHOW { Lex->wild=0;} show_param;
unknown's avatar
unknown committed
2555 2556 2557 2558 2559

show_param:
	DATABASES wild
	  { Lex->sql_command= SQLCOM_SHOW_DATABASES; }
	| TABLES opt_db wild
unknown's avatar
unknown committed
2560 2561 2562 2563 2564
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_TABLES;
	    lex->select->db= $2; lex->select->options=0;
	   }
unknown's avatar
unknown committed
2565
	| TABLE_SYM STATUS_SYM opt_db wild
unknown's avatar
unknown committed
2566 2567 2568 2569 2570
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_TABLES;
	    lex->select->options|= SELECT_DESCRIBE;
	    lex->select->db= $3;
unknown's avatar
unknown committed
2571
	  }
2572
	| OPEN_SYM TABLES opt_db wild
unknown's avatar
unknown committed
2573 2574 2575 2576 2577
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_OPEN_TABLES;
	    lex->select->db= $3;
	    lex->select->options=0;
2578
	  }
unknown's avatar
unknown committed
2579
	| opt_full COLUMNS from_or_in table_ident opt_db wild
unknown's avatar
unknown committed
2580 2581
	  {
	    Lex->sql_command= SQLCOM_SHOW_FIELDS;
unknown's avatar
unknown committed
2582 2583 2584
	    if ($5)
	      $4->change_db($5);
	    if (!add_table_to_list($4,NULL,0))
unknown's avatar
unknown committed
2585 2586
	      YYABORT;
	  }
unknown's avatar
unknown committed
2587
        | NEW_SYM MASTER_SYM FOR_SYM SLAVE WITH MASTER_LOG_FILE_SYM EQ 
2588 2589
	  TEXT_STRING AND MASTER_LOG_POS_SYM EQ ulonglong_num
	  AND MASTER_SERVER_ID_SYM EQ
unknown's avatar
unknown committed
2590 2591 2592 2593 2594
	ULONG_NUM
          {
	    Lex->sql_command = SQLCOM_SHOW_NEW_MASTER;
	    Lex->mi.log_file_name = $8.str;
	    Lex->mi.pos = $12;
2595
	    Lex->mi.server_id = $16;
unknown's avatar
unknown committed
2596
          }
unknown's avatar
unknown committed
2597 2598 2599
        | MASTER_SYM LOGS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_BINLOGS;
2600 2601 2602 2603 2604
          }
        | SLAVE HOSTS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_SLAVE_HOSTS;
          }
unknown's avatar
unknown committed
2605
        | BINLOG_SYM EVENTS_SYM binlog_in binlog_from
unknown's avatar
unknown committed
2606
          {
unknown's avatar
unknown committed
2607 2608 2609 2610 2611
	    LEX *lex=Lex;
	    lex->sql_command = SQLCOM_SHOW_BINLOG_EVENTS;
	    lex->select->select_limit= lex->thd->default_select_limit;
	    lex->select->offset_limit= 0L;
          } limit_clause
unknown's avatar
unknown committed
2612 2613 2614 2615 2616
	| keys_or_index FROM table_ident opt_db
	  {
	    Lex->sql_command= SQLCOM_SHOW_KEYS;
	    if ($4)
	      $3->change_db($4);
2617
	    if (!add_table_to_list($3,NULL,0))
unknown's avatar
unknown committed
2618 2619 2620 2621
	      YYABORT;
	  }
	| STATUS_SYM wild
	  { Lex->sql_command= SQLCOM_SHOW_STATUS; }
unknown's avatar
unknown committed
2622 2623
	| opt_full PROCESSLIST_SYM
	  { Lex->sql_command= SQLCOM_SHOW_PROCESSLIST;}
unknown's avatar
unknown committed
2624 2625
	| VARIABLES wild
	  { Lex->sql_command= SQLCOM_SHOW_VARIABLES; }
unknown's avatar
unknown committed
2626 2627
	| LOGS_SYM
	  { Lex->sql_command= SQLCOM_SHOW_LOGS; }
unknown's avatar
unknown committed
2628
	| GRANTS FOR_SYM user
unknown's avatar
unknown committed
2629 2630 2631 2632 2633 2634
	  {
	    LEX *lex=Lex;
	    lex->sql_command= SQLCOM_SHOW_GRANTS;
	    lex->grant_user=$3;
	    lex->grant_user->password.str=NullS;
	  }
unknown's avatar
unknown committed
2635 2636 2637
        | CREATE TABLE_SYM table_ident
          {
	    Lex->sql_command = SQLCOM_SHOW_CREATE;
2638
	    if(!add_table_to_list($3, NULL,0))
unknown's avatar
unknown committed
2639 2640 2641 2642 2643
	      YYABORT;
	  }
        | MASTER_SYM STATUS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_MASTER_STAT;
unknown's avatar
unknown committed
2644
          }
unknown's avatar
unknown committed
2645 2646 2647
        | SLAVE STATUS_SYM
          {
	    Lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
unknown's avatar
unknown committed
2648
          };
unknown's avatar
unknown committed
2649 2650 2651

opt_db:
	/* empty */  { $$= 0; }
unknown's avatar
unknown committed
2652
	| from_or_in ident { $$= $2.str; };
unknown's avatar
unknown committed
2653 2654 2655

wild:
	/* empty */
unknown's avatar
unknown committed
2656
	| LIKE text_string { Lex->wild= $2; };
unknown's avatar
unknown committed
2657

unknown's avatar
unknown committed
2658 2659
opt_full:
	/* empty */ { Lex->verbose=0; }
unknown's avatar
unknown committed
2660
	| FULL	    { Lex->verbose=1; };
unknown's avatar
unknown committed
2661

unknown's avatar
unknown committed
2662 2663
from_or_in:
	FROM
unknown's avatar
unknown committed
2664
	| IN_SYM;
unknown's avatar
unknown committed
2665

unknown's avatar
unknown committed
2666 2667
binlog_in:
	/* empty */ { Lex->mi.log_file_name = 0; }
unknown's avatar
unknown committed
2668
        | IN_SYM TEXT_STRING { Lex->mi.log_file_name = $2.str; };
unknown's avatar
unknown committed
2669 2670 2671

binlog_from:
	/* empty */ { Lex->mi.pos = 4; /* skip magic number */ }
unknown's avatar
unknown committed
2672
        | FROM ulonglong_num { Lex->mi.pos = $2; };
unknown's avatar
unknown committed
2673 2674


unknown's avatar
unknown committed
2675 2676 2677 2678
/* A Oracle compatible synonym for show */
describe:
	describe_command table_ident
	{
unknown's avatar
unknown committed
2679 2680 2681 2682
	  LEX *lex=Lex;
	  lex->wild=0;
	  lex->verbose=0;
	  lex->sql_command=SQLCOM_SHOW_FIELDS;
2683
	  if (!add_table_to_list($2, NULL,0))
unknown's avatar
unknown committed
2684 2685 2686
	    YYABORT;
	}
	opt_describe_column
unknown's avatar
unknown committed
2687
	| describe_command select
unknown's avatar
unknown committed
2688
          { Lex->select_lex.options|= SELECT_DESCRIBE; };
unknown's avatar
unknown committed
2689 2690 2691 2692


describe_command:
	DESC
unknown's avatar
unknown committed
2693
	| DESCRIBE;
unknown's avatar
unknown committed
2694 2695 2696 2697

opt_describe_column:
	/* empty */	{}
	| text_string	{ Lex->wild= $1; }
unknown's avatar
unknown committed
2698 2699
	| ident
 { Lex->wild= new String((const char*) $1.str,$1.length); };
unknown's avatar
unknown committed
2700 2701 2702 2703 2704


/* flush things */

flush:
unknown's avatar
unknown committed
2705 2706 2707 2708 2709
	FLUSH_SYM
	{
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_FLUSH; lex->type=0;
	}
unknown's avatar
unknown committed
2710
	flush_options;
unknown's avatar
unknown committed
2711 2712 2713

flush_options:
	flush_options ',' flush_option
unknown's avatar
unknown committed
2714
	| flush_option;
unknown's avatar
unknown committed
2715 2716

flush_option:
2717
	table_or_tables	{ Lex->type|= REFRESH_TABLES; } opt_table_list
unknown's avatar
unknown committed
2718
	| TABLES WITH READ_SYM LOCK_SYM { Lex->type|= REFRESH_TABLES | REFRESH_READ_LOCK; }
unknown's avatar
unknown committed
2719
	| QUERY_SYM CACHE_SYM { Lex->type|= REFRESH_QUERY_CACHE_FREE; }
unknown's avatar
unknown committed
2720 2721 2722 2723
	| 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
2724 2725
        | SLAVE         { Lex->type|= REFRESH_SLAVE; }
        | MASTER_SYM    { Lex->type|= REFRESH_MASTER; }
unknown's avatar
unknown committed
2726
	| DES_KEY_FILE	{ Lex->type|= REFRESH_DES_KEY_FILE; };
unknown's avatar
unknown committed
2727

unknown's avatar
unknown committed
2728 2729
opt_table_list:
	/* empty */  {}
unknown's avatar
unknown committed
2730
	| table_list {};
unknown's avatar
unknown committed
2731

unknown's avatar
unknown committed
2732
reset:
unknown's avatar
unknown committed
2733 2734 2735 2736
	RESET_SYM
	{
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_RESET; lex->type=0;
unknown's avatar
unknown committed
2737
	} reset_options;
unknown's avatar
unknown committed
2738 2739
reset_options:
	reset_options ',' reset_option
unknown's avatar
unknown committed
2740
	| reset_option;
unknown's avatar
unknown committed
2741 2742

reset_option:
unknown's avatar
unknown committed
2743 2744
        SLAVE                 { Lex->type|= REFRESH_SLAVE; }
        | MASTER_SYM          { Lex->type|= REFRESH_MASTER; }
unknown's avatar
unknown committed
2745
	| QUERY_SYM CACHE_SYM { Lex->type|= REFRESH_QUERY_CACHE;};
unknown's avatar
unknown committed
2746

unknown's avatar
unknown committed
2747
purge:
unknown's avatar
unknown committed
2748 2749 2750 2751 2752 2753
	PURGE
	{
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_PURGE;
	  lex->type=0;
	}
unknown's avatar
unknown committed
2754 2755 2756
        MASTER_SYM LOGS_SYM TO_SYM TEXT_STRING
         {
	   Lex->to_log = $6.str;
unknown's avatar
unknown committed
2757
         } ;
unknown's avatar
unknown committed
2758

unknown's avatar
unknown committed
2759 2760 2761
/* kill threads */

kill:
2762
	KILL_SYM expr
unknown's avatar
unknown committed
2763
	{
unknown's avatar
unknown committed
2764 2765 2766 2767 2768 2769 2770 2771
	  LEX *lex=Lex;
	  if ($2->fix_fields(lex->thd,0))
	  { 
	    send_error(&lex->thd->net, ER_SET_CONSTANTS_ONLY);
	    YYABORT;
	  }
          lex->sql_command=SQLCOM_KILL;
	  lex->thread_id= (ulong) $2->val_int();
unknown's avatar
unknown committed
2772
	};
unknown's avatar
unknown committed
2773 2774 2775 2776

/* change database */

use:	USE_SYM ident
unknown's avatar
unknown committed
2777 2778 2779
	{
	  LEX *lex=Lex;
	  lex->sql_command=SQLCOM_CHANGE_DB; lex->select->db= $2.str;
unknown's avatar
unknown committed
2780
	};
unknown's avatar
unknown committed
2781 2782 2783

/* import, export of files */

2784
load:	LOAD DATA_SYM load_data_lock opt_local INFILE TEXT_STRING
unknown's avatar
unknown committed
2785
	{
unknown's avatar
unknown committed
2786 2787 2788 2789
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_LOAD;
	  lex->local_file= $4;
	  if (!(lex->exchange= new sql_exchange($6.str,0)))
unknown's avatar
unknown committed
2790
	    YYABORT;
unknown's avatar
unknown committed
2791
	  lex->field_list.empty();
unknown's avatar
unknown committed
2792 2793 2794 2795
	}
	opt_duplicate INTO TABLE_SYM table_ident opt_field_term opt_line_term
	opt_ignore_lines opt_field_spec
	{
2796
	  if (!add_table_to_list($11,NULL,1))
unknown's avatar
unknown committed
2797 2798 2799
	    YYABORT;
	}
        |
unknown's avatar
unknown committed
2800
	LOAD TABLE_SYM table_ident FROM MASTER_SYM
unknown's avatar
unknown committed
2801 2802
        {
	  Lex->sql_command = SQLCOM_LOAD_MASTER_TABLE;
2803
	  if (!add_table_to_list($3,NULL,1))
unknown's avatar
unknown committed
2804
	    YYABORT;
unknown's avatar
unknown committed
2805 2806

        }
2807 2808 2809 2810
        |
	LOAD DATA_SYM FROM MASTER_SYM
        {
	  Lex->sql_command = SQLCOM_LOAD_MASTER_DATA;
unknown's avatar
unknown committed
2811
        };
unknown's avatar
unknown committed
2812 2813 2814

opt_local:
	/* empty */	{ $$=0;}
unknown's avatar
unknown committed
2815
	| LOCAL_SYM	{ $$=1;};
unknown's avatar
unknown committed
2816

unknown's avatar
unknown committed
2817 2818 2819
load_data_lock:
	/* empty */	{ Lex->lock_option= current_thd->update_lock_default; }
	| CONCURRENT	{ Lex->lock_option= TL_WRITE_CONCURRENT_INSERT ; }
unknown's avatar
unknown committed
2820
	| LOW_PRIORITY	{ Lex->lock_option= TL_WRITE_LOW_PRIORITY; };
unknown's avatar
unknown committed
2821 2822


unknown's avatar
unknown committed
2823 2824 2825
opt_duplicate:
	/* empty */	{ Lex->duplicates=DUP_ERROR; }
	| REPLACE	{ Lex->duplicates=DUP_REPLACE; }
unknown's avatar
unknown committed
2826
	| IGNORE_SYM	{ Lex->duplicates=DUP_IGNORE; };
unknown's avatar
unknown committed
2827 2828 2829

opt_field_term:
	/* empty */
unknown's avatar
unknown committed
2830
	| COLUMNS field_term_list;
unknown's avatar
unknown committed
2831 2832 2833

field_term_list:
	field_term_list field_term
unknown's avatar
unknown committed
2834
	| field_term;
unknown's avatar
unknown committed
2835 2836 2837 2838

field_term:
	TERMINATED BY text_string { Lex->exchange->field_term= $3;}
	| OPTIONALLY ENCLOSED BY text_string
unknown's avatar
unknown committed
2839 2840 2841 2842 2843
	  {
	    LEX *lex=Lex;
	    lex->exchange->enclosed= $4;
	    lex->exchange->opt_enclosed=1;
	  }
unknown's avatar
unknown committed
2844
	| ENCLOSED BY text_string { Lex->exchange->enclosed= $3;}
unknown's avatar
unknown committed
2845
	| ESCAPED BY text_string  { Lex->exchange->escaped= $3;};
unknown's avatar
unknown committed
2846 2847 2848

opt_line_term:
	/* empty */
unknown's avatar
unknown committed
2849
	| LINES line_term_list;
unknown's avatar
unknown committed
2850 2851 2852

line_term_list:
	line_term_list line_term
unknown's avatar
unknown committed
2853
	| line_term;
unknown's avatar
unknown committed
2854 2855 2856

line_term:
	TERMINATED BY text_string { Lex->exchange->line_term= $3;}
unknown's avatar
unknown committed
2857
	| STARTING BY text_string { Lex->exchange->line_start= $3;};
unknown's avatar
unknown committed
2858 2859 2860 2861

opt_ignore_lines:
	/* empty */
	| IGNORE_SYM NUM LINES
unknown's avatar
unknown committed
2862
	  { Lex->exchange->skip_lines=atol($2.str); };
unknown's avatar
unknown committed
2863 2864 2865 2866 2867 2868

/* Common definitions */

text_literal:
	TEXT_STRING { $$ = new Item_string($1.str,$1.length); }
	| text_literal TEXT_STRING
unknown's avatar
unknown committed
2869
	{ ((Item_string*) $1)->append($2.str,$2.length); };
unknown's avatar
unknown committed
2870 2871 2872 2873 2874 2875 2876

text_string:
	TEXT_STRING	{ $$=  new String($1.str,$1.length); }
	| HEX_NUM
	  {
	    Item *tmp = new Item_varbinary($1.str,$1.length);
	    $$= tmp ? tmp->val_str((String*) 0) : (String*) 0;
unknown's avatar
unknown committed
2877
	  };
unknown's avatar
unknown committed
2878 2879 2880 2881 2882

literal:
	text_literal	{ $$ =	$1; }
	| NUM		{ $$ =	new Item_int($1.str, (longlong) atol($1.str),$1.length); }
	| LONG_NUM	{ $$ =	new Item_int($1.str); }
unknown's avatar
unknown committed
2883
	| ULONGLONG_NUM	{ $$ =	new Item_uint($1.str, $1.length); }
unknown's avatar
unknown committed
2884 2885 2886 2887
	| REAL_NUM	{ $$ =	new Item_real($1.str, $1.length); }
	| FLOAT_NUM	{ $$ =	new Item_float($1.str, $1.length); }
	| NULL_SYM	{ $$ =	new Item_null();
			  Lex->next_state=STATE_OPERATOR_OR_IDENT;}
unknown's avatar
unknown committed
2888
	| HEX_NUM	{ $$ =	new Item_varbinary($1.str,$1.length);}
unknown's avatar
unknown committed
2889 2890
	| DATE_SYM text_literal { $$ = $2; }
	| TIME_SYM text_literal { $$ = $2; }
unknown's avatar
unknown committed
2891
	| TIMESTAMP text_literal { $$ = $2; };
unknown's avatar
unknown committed
2892 2893 2894 2895 2896 2897 2898

/**********************************************************************
** Createing different items.
**********************************************************************/

insert_ident:
	simple_ident	 { $$=$1; }
unknown's avatar
unknown committed
2899
	| table_wild	 { $$=$1; };
unknown's avatar
unknown committed
2900 2901 2902 2903

table_wild:
	ident '.' '*' { $$ = new Item_field(NullS,$1.str,"*"); }
	| ident '.' ident '.' '*'
unknown's avatar
unknown committed
2904 2905
	{ $$ = new Item_field((current_thd->client_capabilities &
   CLIENT_NO_SCHEMA ? NullS : $1.str),$3.str,"*"); };
unknown's avatar
unknown committed
2906 2907

order_ident:
unknown's avatar
unknown committed
2908
	expr { $$=$1; };
unknown's avatar
unknown committed
2909 2910 2911

simple_ident:
	ident
unknown's avatar
unknown committed
2912 2913 2914 2915
	{
	  SELECT_LEX *sel=Select;
	  $$ = !sel->create_refs || sel->in_sum_expr > 0 ? (Item*) new Item_field(NullS,NullS,$1.str) : (Item*) new Item_ref(NullS,NullS,$1.str);
	}
unknown's avatar
unknown committed
2916
	| ident '.' ident
unknown's avatar
unknown committed
2917 2918 2919 2920
	{
	  SELECT_LEX *sel=Select;
	  $$ = !sel->create_refs || sel->in_sum_expr > 0 ? (Item*) new Item_field(NullS,$1.str,$3.str) : (Item*) new Item_ref(NullS,$1.str,$3.str);
	}
unknown's avatar
unknown committed
2921
	| '.' ident '.' ident
unknown's avatar
unknown committed
2922 2923 2924 2925
	{
	  SELECT_LEX *sel=Select;
	  $$ = !sel->create_refs || sel->in_sum_expr > 0 ? (Item*) new Item_field(NullS,$2.str,$4.str) : (Item*) new Item_ref(NullS,$2.str,$4.str);
	}
unknown's avatar
unknown committed
2926
	| ident '.' ident '.' ident
unknown's avatar
unknown committed
2927 2928 2929
	{
	  SELECT_LEX *sel=Select;
	  $$ = !sel->create_refs || sel->in_sum_expr > 0 ? (Item*) new Item_field((current_thd->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str) : (Item*) new Item_ref((current_thd->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str);
unknown's avatar
unknown committed
2930
	};
unknown's avatar
unknown committed
2931 2932 2933 2934 2935


field_ident:
	ident			{ $$=$1;}
	| ident '.' ident	{ $$=$3;}	/* Skipp schema name in create*/
unknown's avatar
unknown committed
2936
	| '.' ident		{ $$=$2;}	/* For Delphi */;
unknown's avatar
unknown committed
2937 2938 2939 2940

table_ident:
	ident			{ $$=new Table_ident($1); }
	| ident '.' ident	{ $$=new Table_ident($1,$3,0);}
unknown's avatar
unknown committed
2941 2942
	| '.' ident		{ $$=new Table_ident($2);}
   /* For Delphi */;
unknown's avatar
unknown committed
2943 2944 2945 2946 2947

ident:
	IDENT	    { $$=$1; }
	| keyword
	{
unknown's avatar
unknown committed
2948
	  LEX *lex;
unknown's avatar
unknown committed
2949 2950
	  $$.str=sql_strmake($1.str,$1.length);
	  $$.length=$1.length;
unknown's avatar
unknown committed
2951 2952
	  if ((lex=Lex)->next_state != STATE_END)
	    lex->next_state=STATE_OPERATOR_OR_IDENT;
unknown's avatar
unknown committed
2953
	};
unknown's avatar
unknown committed
2954 2955 2956

ident_or_text:
	ident 		{ $$=$1;}
unknown's avatar
unknown committed
2957
	| TEXT_STRING	{ $$=$1;}
unknown's avatar
unknown committed
2958
	| LEX_HOSTNAME	{ $$=$1;};
unknown's avatar
unknown committed
2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971

user:
	ident_or_text
	{
	  if (!($$=(LEX_USER*) sql_alloc(sizeof(st_lex_user))))
	    YYABORT;
	  $$->user = $1; $$->host.str=NullS;
	  }
	| ident_or_text '@' ident_or_text
	  {
	  if (!($$=(LEX_USER*) sql_alloc(sizeof(st_lex_user))))
	      YYABORT;
	    $$->user = $1; $$->host=$3;
unknown's avatar
unknown committed
2972
	  };
unknown's avatar
unknown committed
2973 2974 2975 2976 2977 2978

/* Keyword that we allow for identifiers */

keyword:
	ACTION			{}
	| AFTER_SYM		{}
2979
	| AGAINST		{}
unknown's avatar
unknown committed
2980 2981
	| AGGREGATE_SYM		{}
	| AUTOCOMMIT		{}
unknown's avatar
unknown committed
2982
	| AUTO_INC		{}
unknown's avatar
unknown committed
2983 2984
	| AVG_ROW_LENGTH	{}
	| AVG_SYM		{}
unknown's avatar
unknown committed
2985
	| BACKUP_SYM		{}
unknown's avatar
unknown committed
2986
	| BEGIN_SYM		{}
unknown's avatar
unknown committed
2987
	| BERKELEY_DB_SYM	{}
unknown's avatar
unknown committed
2988
	| BINLOG_SYM		{}
unknown's avatar
unknown committed
2989 2990
	| BIT_SYM		{}
	| BOOL_SYM		{}
unknown's avatar
unknown committed
2991
	| BOOLEAN_SYM		{}
unknown's avatar
unknown committed
2992
	| CACHE_SYM		{}
2993
	| CHANGED		{}
unknown's avatar
unknown committed
2994 2995
	| CHECKSUM_SYM		{}
	| CHECK_SYM		{}
2996
	| CIPHER_SYM		{}
unknown's avatar
unknown committed
2997
	| CLIENT_SYM		{}
2998
	| CLOSE_SYM		{}
unknown's avatar
unknown committed
2999
	| COMMENT_SYM		{}
unknown's avatar
unknown committed
3000
	| COMMITTED_SYM		{}
unknown's avatar
unknown committed
3001
	| COMMIT_SYM		{}
unknown's avatar
unknown committed
3002
	| COMPRESSED_SYM	{}
unknown's avatar
unknown committed
3003
	| CONCURRENT		{}
unknown's avatar
unknown committed
3004 3005 3006 3007 3008
	| DATA_SYM		{}
	| DATETIME		{}
	| DATE_SYM		{}
	| DAY_SYM		{}
	| DELAY_KEY_WRITE_SYM	{}
unknown's avatar
unknown committed
3009
	| DEMAND_SYM		{}
unknown's avatar
unknown committed
3010 3011
	| DES_KEY_FILE		{}
	| DIRECTORY_SYM		{}
unknown's avatar
unknown committed
3012
	| DO_SYM		{}
unknown's avatar
unknown committed
3013 3014 3015 3016 3017
	| DUMPFILE		{}
	| DYNAMIC_SYM		{}
	| END			{}
	| ENUM			{}
	| ESCAPE_SYM		{}
unknown's avatar
unknown committed
3018
	| EVENTS_SYM		{}
unknown's avatar
unknown committed
3019
	| EXECUTE_SYM		{}
unknown's avatar
unknown committed
3020
	| EXTENDED_SYM		{}
3021
	| FAST_SYM		{}
unknown's avatar
unknown committed
3022 3023
        | DISABLE_SYM           {}
        | ENABLE_SYM            {}
unknown's avatar
unknown committed
3024
	| FULL			{}
unknown's avatar
unknown committed
3025 3026 3027 3028 3029
	| FILE_SYM		{}
	| FIRST_SYM		{}
	| FIXED_SYM		{}
	| FLUSH_SYM		{}
	| GRANTS                {}
unknown's avatar
unknown committed
3030
	| GLOBAL_SYM		{}
unknown's avatar
unknown committed
3031
	| HEAP_SYM		{}
3032
	| HANDLER_SYM		{}
unknown's avatar
unknown committed
3033 3034 3035
	| HOSTS_SYM		{}
	| HOUR_SYM		{}
	| IDENTIFIED_SYM	{}
unknown's avatar
unknown committed
3036
	| INDEXES		{}
unknown's avatar
unknown committed
3037
	| ISOLATION		{}
unknown's avatar
unknown committed
3038
	| ISAM_SYM		{}
unknown's avatar
unknown committed
3039
	| ISSUER_SYM		{}
unknown's avatar
unknown committed
3040
	| INNOBASE_SYM		{}
3041
	| INSERT_METHOD		{}
3042
        | IO_THREAD {}
3043
	| LAST_SYM		{}
unknown's avatar
unknown committed
3044
	| LEVEL_SYM		{}
unknown's avatar
unknown committed
3045
	| LOCAL_SYM		{}
unknown's avatar
unknown committed
3046
	| LOCKS_SYM		{}
unknown's avatar
unknown committed
3047 3048 3049 3050 3051 3052 3053 3054 3055 3056
	| 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	{}
	| MASTER_CONNECT_RETRY_SYM	{}
3057
	| MAX_CONNECTIONS_PER_HOUR       {}
unknown's avatar
unknown committed
3058
	| MAX_QUERIES_PER_HOUR  {}
3059
	| MAX_UPDATES_PER_HOUR  {}
3060
	| MEDIUM_SYM		{}
unknown's avatar
unknown committed
3061 3062 3063 3064
	| MERGE_SYM		{}
	| MINUTE_SYM		{}
	| MIN_ROWS		{}
	| MODIFY_SYM		{}
unknown's avatar
unknown committed
3065
	| MODE_SYM		{}
unknown's avatar
unknown committed
3066 3067 3068 3069
	| MONTH_SYM		{}
	| MYISAM_SYM		{}
	| NATIONAL_SYM		{}
	| NCHAR_SYM		{}
3070
	| NEXT_SYM		{}
unknown's avatar
unknown committed
3071
	| NEW_SYM		{}
unknown's avatar
unknown committed
3072
	| NO_SYM		{}
unknown's avatar
unknown committed
3073
	| OFF			{}
3074
	| OPEN_SYM		{}
unknown's avatar
unknown committed
3075 3076
	| PACK_KEYS_SYM		{}
	| PASSWORD		{}
3077
	| PREV_SYM		{}
unknown's avatar
unknown committed
3078 3079
	| PROCESS		{}
	| PROCESSLIST_SYM	{}
unknown's avatar
unknown committed
3080
	| QUERY_SYM		{}
3081
	| QUICK			{}
unknown's avatar
unknown committed
3082
	| RAID_0_SYM            {}
unknown's avatar
unknown committed
3083 3084
	| RAID_CHUNKS		{}
	| RAID_CHUNKSIZE	{}
unknown's avatar
unknown committed
3085
	| RAID_STRIPED_SYM      {}
unknown's avatar
unknown committed
3086
	| RAID_TYPE		{}
unknown's avatar
unknown committed
3087 3088
        | RELAY_LOG_FILE_SYM	{}
        | RELAY_LOG_POS_SYM	{}
unknown's avatar
unknown committed
3089 3090
	| RELOAD		{}
	| REPAIR		{}
unknown's avatar
unknown committed
3091
	| REPEATABLE_SYM	{}
unknown's avatar
unknown committed
3092
	| REPLICATION		{}
unknown's avatar
unknown committed
3093
	| RESET_SYM		{}
3094
	| RESOURCES		{}
unknown's avatar
unknown committed
3095
	| RESTORE_SYM		{}
unknown's avatar
unknown committed
3096 3097 3098 3099 3100
	| ROLLBACK_SYM		{}
	| ROWS_SYM		{}
	| ROW_FORMAT_SYM	{}
	| ROW_SYM		{}
	| SECOND_SYM		{}
unknown's avatar
unknown committed
3101 3102
	| SERIALIZABLE_SYM	{}
	| SESSION_SYM		{}
unknown's avatar
unknown committed
3103
	| SIGNED_SYM		{}
unknown's avatar
unknown committed
3104
	| SHARE_SYM		{}
unknown's avatar
unknown committed
3105
	| SHUTDOWN		{}
unknown's avatar
unknown committed
3106
        | SLAVE		        {}
unknown's avatar
unknown committed
3107 3108 3109
	| SQL_CACHE_SYM		{}
	| SQL_NO_CACHE_SYM	{}
	| SQL_QUERY_CACHE_TYPE_SYM {}
unknown's avatar
unknown committed
3110
        | SQL_THREAD		{}
unknown's avatar
unknown committed
3111 3112 3113 3114
	| START_SYM		{}
	| STATUS_SYM		{}
	| STOP_SYM		{}
	| STRING_SYM		{}
unknown's avatar
unknown committed
3115
	| SUBJECT_SYM		{}
unknown's avatar
unknown committed
3116
	| SUPER_SYM		{}
unknown's avatar
unknown committed
3117 3118
	| TEMPORARY		{}
	| TEXT_SYM		{}
unknown's avatar
unknown committed
3119
	| TRANSACTION_SYM	{}
3120
	| TRUNCATE_SYM		{}
unknown's avatar
unknown committed
3121 3122 3123 3124
	| TIMESTAMP		{}
	| TIME_SYM		{}
	| TYPE_SYM		{}
	| UDF_SYM		{}
unknown's avatar
unknown committed
3125
	| UNCOMMITTED_SYM	{}
unknown's avatar
unknown committed
3126
	| USE_FRM		{}
unknown's avatar
unknown committed
3127 3128
	| VARIABLES		{}
	| WORK_SYM		{}
unknown's avatar
unknown committed
3129
	| YEAR_SYM		{};
unknown's avatar
unknown committed
3130 3131 3132 3133 3134 3135

/* Option functions */

set:
	SET opt_option
	{
unknown's avatar
unknown committed
3136 3137 3138 3139 3140
	  LEX *lex=Lex;
	  lex->sql_command= SQLCOM_SET_OPTION;
	  lex->select->options=lex->thd->options;
	  lex->select->select_limit=lex->thd->default_select_limit;
	  lex->tx_isolation=lex->thd->tx_isolation;
unknown's avatar
unknown committed
3141
	  lex->option_type=0;
unknown's avatar
unknown committed
3142
	  lex->option_list.empty();
unknown's avatar
unknown committed
3143
	}
unknown's avatar
unknown committed
3144
	option_value_list;
unknown's avatar
unknown committed
3145 3146 3147

opt_option:
	/* empty */ {}
unknown's avatar
unknown committed
3148
	| OPTION {};
unknown's avatar
unknown committed
3149 3150 3151

option_value_list:
	option_value
unknown's avatar
unknown committed
3152 3153
	| GLOBAL_SYM { Lex->option_type=1; } option_value
	| LOCAL_SYM  { Lex->option_type=0; } option_value
unknown's avatar
unknown committed
3154
	| option_value_list ',' option_value;
unknown's avatar
unknown committed
3155 3156 3157 3158

option_value:
	set_option equal NUM
	{
unknown's avatar
unknown committed
3159
	  SELECT_LEX *sel=Select;
unknown's avatar
unknown committed
3160
	  if (atoi($3.str) == 0)
unknown's avatar
unknown committed
3161
	    sel->options&= ~$1;
unknown's avatar
unknown committed
3162
	  else
unknown's avatar
unknown committed
3163
	    sel->options|= $1;
unknown's avatar
unknown committed
3164
	}
unknown's avatar
unknown committed
3165
	| set_isolation
3166 3167
	| AUTOCOMMIT equal NUM
	{
unknown's avatar
unknown committed
3168
	  SELECT_LEX *sel=Select;
3169
	  if (atoi($3.str) != 0)	/* Test NOT AUTOCOMMIT */
unknown's avatar
unknown committed
3170
	    sel->options&= ~(OPTION_NOT_AUTO_COMMIT);
3171
	  else
unknown's avatar
unknown committed
3172
	    sel->options|= OPTION_NOT_AUTO_COMMIT;
3173
	}
unknown's avatar
unknown committed
3174 3175
	| SQL_SELECT_LIMIT equal ULONG_NUM
	{
3176
	  Select->select_limit= $3;
unknown's avatar
unknown committed
3177 3178 3179
	}
	| SQL_SELECT_LIMIT equal DEFAULT
	{
3180
	  Select->select_limit= HA_POS_ERROR;
unknown's avatar
unknown committed
3181 3182 3183
	}
	| SQL_MAX_JOIN_SIZE equal ULONG_NUM
	{
unknown's avatar
unknown committed
3184 3185 3186
	  LEX *lex=Lex;
	  lex->thd->max_join_size= $3;
	  lex->select->options&= ~OPTION_BIG_SELECTS;
unknown's avatar
unknown committed
3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199
	}
	| SQL_MAX_JOIN_SIZE equal DEFAULT
	{
	  current_thd->max_join_size= HA_POS_ERROR;
	}
	| TIMESTAMP equal ULONG_NUM
	{
	  current_thd->set_time((time_t) $3);
	}
	| TIMESTAMP equal DEFAULT
	{
	  current_thd->user_time=0;
	}
unknown's avatar
unknown committed
3200
	| LAST_INSERT_ID equal ulonglong_num
unknown's avatar
unknown committed
3201 3202 3203
	{
	  current_thd->insert_id($3);
	}
unknown's avatar
unknown committed
3204
	| INSERT_ID equal ulonglong_num
unknown's avatar
unknown committed
3205 3206 3207 3208 3209 3210 3211 3212 3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234
	{
	  current_thd->next_insert_id=$3;
	}
	| CHAR_SYM SET IDENT
	{
	  CONVERT *tmp;
	  if (!(tmp=get_convert_set($3.str)))
	  {
	    net_printf(&current_thd->net,ER_UNKNOWN_CHARACTER_SET,$3);
	    YYABORT;
	  }
	  current_thd->convert_set=tmp;
	}
	| CHAR_SYM SET DEFAULT
	{
	  current_thd->convert_set=0;
	}
	| PASSWORD equal text_or_password
	 {
	   if (change_password(current_thd,current_thd->host,
			       current_thd->priv_user,$3))
	     YYABORT;
	 }
	| PASSWORD FOR_SYM user equal text_or_password
	 {
	   if (change_password(current_thd,
			       $3->host.str ? $3->host.str : current_thd->host,
			       $3->user.str,$5))
	     YYABORT;
	 }
unknown's avatar
unknown committed
3235
	| SQL_QUERY_CACHE_TYPE_SYM equal query_cache_type
unknown's avatar
unknown committed
3236 3237 3238 3239
	| '@' ident_or_text equal expr
	  {
	     Item_func_set_user_var *item = new Item_func_set_user_var($2,$4);
	     if (item->fix_fields(current_thd,0) || item->update())
3240
	     { 
unknown's avatar
unknown committed
3241
		send_error(&current_thd->net, ER_SET_CONSTANTS_ONLY);
3242 3243 3244
	        YYABORT;
	     }
	   }
3245 3246
         | SQL_SLAVE_SKIP_COUNTER equal ULONG_NUM
          {
3247 3248 3249
	    LOCK_ACTIVE_MI;
	    pthread_mutex_lock(&active_mi->rli.run_lock);
	    if (active_mi->rli.slave_running)
3250 3251
	      send_error(&current_thd->net, ER_SLAVE_MUST_STOP);
	    else
3252 3253 3254 3255 3256 3257 3258
	    {
	      pthread_mutex_lock(&active_mi->rli.data_lock);
	      active_mi->rli.slave_skip_counter = $3;
	      pthread_mutex_unlock(&active_mi->rli.data_lock);
	    }
	    pthread_mutex_unlock(&active_mi->rli.run_lock);
	    UNLOCK_ACTIVE_MI;
3259
          }
unknown's avatar
unknown committed
3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272 3273 3274 3275 3276 3277 3278 3279
	| ident equal DEFAULT
	  {
	    LEX *lex=Lex;
	    lex->option_list.push_back(new Set_option(lex->option_type,
						      $1.str,$1.length,
						      (Item*) 0));
	   }
	| ident equal expr
	  {
	     THD *thd=current_thd;
	     Item *item= $3;
	     if (item->fix_fields(current_thd,0))
	     {
		send_error(&thd->net, ER_SET_CONSTANTS_ONLY);
	        YYABORT;
	     }
	     thd->lex.option_list.
	       push_back(new Set_option(thd->lex.option_type,
					$1.str,$1.length,
					item));
unknown's avatar
unknown committed
3280
	   };
unknown's avatar
unknown committed
3281

unknown's avatar
unknown committed
3282
query_cache_type:
unknown's avatar
unknown committed
3283
	  NUM        { current_thd->query_cache_type = set_zone(atoi($1.str),0,3); }
unknown's avatar
unknown committed
3284 3285
	| OFF        { current_thd->query_cache_type = 0; }
	| ON         { current_thd->query_cache_type = 1; }
unknown's avatar
unknown committed
3286
	| DEMAND_SYM { current_thd->query_cache_type = 2; };
unknown's avatar
unknown committed
3287 3288 3289 3290 3291 3292 3293 3294 3295 3296 3297 3298 3299

text_or_password:
	TEXT_STRING { $$=$1.str;}
	| PASSWORD '(' TEXT_STRING ')'
	  {
	    if (!$3.length)
	      $$=$3.str;
	    else
	    {
	      char *buff=(char*) sql_alloc(HASH_PASSWORD_LENGTH+1);
	      make_scrambled_password(buff,$3.str);
	      $$=buff;
	    }
unknown's avatar
unknown committed
3300
	  };
unknown's avatar
unknown committed
3301 3302

set_option:
unknown's avatar
unknown committed
3303
	SQL_BIG_TABLES	        { $$= OPTION_BIG_TABLES; }
unknown's avatar
unknown committed
3304 3305 3306 3307
	| SQL_BIG_SELECTS	{ $$= OPTION_BIG_SELECTS; }
	| SQL_LOG_OFF		{ $$= OPTION_LOG_OFF; }
	| SQL_LOG_UPDATE
           {
unknown's avatar
unknown committed
3308 3309 3310
	     $$= (opt_sql_bin_update)? 
                        OPTION_UPDATE_LOG|OPTION_BIN_LOG: 
                        OPTION_UPDATE_LOG ;
unknown's avatar
unknown committed
3311 3312 3313
	   }
	| SQL_LOG_BIN
           {
unknown's avatar
unknown committed
3314 3315 3316
	     $$= (opt_sql_bin_update)? 
                        OPTION_UPDATE_LOG|OPTION_BIN_LOG: 
                        OPTION_BIN_LOG ;
unknown's avatar
unknown committed
3317 3318 3319 3320 3321 3322
	   }
	| SQL_WARNINGS		{ $$= OPTION_WARNINGS; }
	| SQL_LOW_PRIORITY_UPDATES { $$= OPTION_LOW_PRIORITY_UPDATES; }
	| SQL_AUTO_IS_NULL	{ $$= OPTION_AUTO_IS_NULL; }
	| SQL_SAFE_UPDATES	{ $$= OPTION_SAFE_UPDATES; }
	| SQL_BUFFER_RESULT	{ $$= OPTION_BUFFER_RESULT; }
unknown's avatar
unknown committed
3323
	| SQL_QUOTE_SHOW_CREATE { $$= OPTION_QUOTE_SHOW_CREATE; };
unknown's avatar
unknown committed
3324

unknown's avatar
unknown committed
3325 3326 3327 3328

set_isolation:
	GLOBAL_SYM tx_isolation
	{
unknown's avatar
unknown committed
3329
	  if (check_global_access(current_thd, SUPER_ACL))
unknown's avatar
unknown committed
3330 3331
	    YYABORT;
	  default_tx_isolation= $2;
3332
	  default_tx_isolation_name=tx_isolation_typelib.type_names[default_tx_isolation];
unknown's avatar
unknown committed
3333 3334
        }
	| SESSION_SYM tx_isolation
unknown's avatar
unknown committed
3335
	{
unknown's avatar
unknown committed
3336 3337
	  LEX *lex=Lex;
	  lex->thd->session_tx_isolation= lex->tx_isolation= $2;
unknown's avatar
unknown committed
3338
	}
unknown's avatar
unknown committed
3339
	| tx_isolation
unknown's avatar
unknown committed
3340
	{ Lex->tx_isolation= $1; };
unknown's avatar
unknown committed
3341 3342

tx_isolation:
unknown's avatar
unknown committed
3343
	TRANSACTION_SYM ISOLATION LEVEL_SYM isolation_types { $$=$4; };
unknown's avatar
unknown committed
3344 3345 3346 3347 3348

isolation_types:
	READ_SYM UNCOMMITTED_SYM	{ $$= ISO_READ_UNCOMMITTED; }
	| READ_SYM COMMITTED_SYM	{ $$= ISO_READ_COMMITTED; }
	| REPEATABLE_SYM READ_SYM	{ $$= ISO_REPEATABLE_READ; }
unknown's avatar
unknown committed
3349
	| SERIALIZABLE_SYM		{ $$= ISO_SERIALIZABLE; };
unknown's avatar
unknown committed
3350

unknown's avatar
unknown committed
3351 3352 3353 3354 3355 3356 3357
/* Lock function */

lock:
	LOCK_SYM table_or_tables
	{
	  Lex->sql_command=SQLCOM_LOCK_TABLES;
	}
unknown's avatar
unknown committed
3358
	table_lock_list;
unknown's avatar
unknown committed
3359 3360 3361

table_or_tables:
	TABLE_SYM
unknown's avatar
unknown committed
3362
	| TABLES;
unknown's avatar
unknown committed
3363 3364 3365

table_lock_list:
	table_lock
unknown's avatar
unknown committed
3366
	| table_lock_list ',' table_lock;
unknown's avatar
unknown committed
3367 3368 3369

table_lock:
	table_ident opt_table_alias lock_option
unknown's avatar
unknown committed
3370
	{ if (!add_table_to_list($1,$2,0,(thr_lock_type) $3)) YYABORT; };
unknown's avatar
unknown committed
3371 3372 3373 3374 3375

lock_option:
	READ_SYM	{ $$=TL_READ_NO_INSERT; }
	| WRITE_SYM     { $$=current_thd->update_lock_default; }
	| LOW_PRIORITY WRITE_SYM { $$=TL_WRITE_LOW_PRIORITY; }
unknown's avatar
unknown committed
3376
	| READ_SYM LOCAL_SYM { $$= TL_READ; };
unknown's avatar
unknown committed
3377 3378

unlock:
unknown's avatar
unknown committed
3379
	UNLOCK_SYM table_or_tables { Lex->sql_command=SQLCOM_UNLOCK_TABLES; };
unknown's avatar
unknown committed
3380 3381


3382
/*
unknown's avatar
unknown committed
3383
** Handler: direct access to ISAM functions
3384 3385 3386 3387 3388 3389 3390 3391 3392 3393 3394 3395 3396 3397 3398
*/

handler:
	HANDLER_SYM table_ident OPEN_SYM opt_table_alias
	{
	  Lex->sql_command = SQLCOM_HA_OPEN;
	  if (!add_table_to_list($2,$4,0))
	    YYABORT;
	}
	| HANDLER_SYM table_ident CLOSE_SYM
	{
	  Lex->sql_command = SQLCOM_HA_CLOSE;
	  if (!add_table_to_list($2,0,0))
	    YYABORT;
	}
unknown's avatar
unknown committed
3399
	| HANDLER_SYM table_ident READ_SYM
3400
	{
unknown's avatar
unknown committed
3401 3402 3403
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_HA_READ;
	  lex->ha_rkey_mode= HA_READ_KEY_EXACT;	/* Avoid purify warnings */
unknown's avatar
unknown committed
3404 3405
	  lex->select->select_limit= 1;
	  lex->select->offset_limit= 0L;
3406 3407
	  if (!add_table_to_list($2,0,0))
	    YYABORT;
unknown's avatar
unknown committed
3408
        }
unknown's avatar
unknown committed
3409
        handler_read_or_scan where_clause limit_clause { };
3410

unknown's avatar
unknown committed
3411 3412
handler_read_or_scan:
	handler_scan_function         { Lex->backup_dir= 0; }
unknown's avatar
unknown committed
3413
        | ident handler_rkey_function { Lex->backup_dir= $1.str; };
unknown's avatar
unknown committed
3414 3415 3416

handler_scan_function:
	FIRST_SYM  { Lex->ha_read_mode = RFIRST; }
unknown's avatar
unknown committed
3417
	| NEXT_SYM { Lex->ha_read_mode = RNEXT;  };
unknown's avatar
unknown committed
3418 3419 3420 3421 3422 3423

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;  }
3424 3425
	| handler_rkey_mode
	{
unknown's avatar
unknown committed
3426 3427
	  LEX *lex=Lex;
	  lex->ha_read_mode = RKEY;
unknown's avatar
unknown committed
3428
	  lex->ha_rkey_mode=$1;
unknown's avatar
unknown committed
3429
	  if (!(lex->insert_list = new List_item))
3430
	    YYABORT;
unknown's avatar
unknown committed
3431
	} '(' values ')' { };
3432 3433

handler_rkey_mode:
unknown's avatar
unknown committed
3434 3435 3436 3437
	  EQ     { $$=HA_READ_KEY_EXACT;   }
	| GE     { $$=HA_READ_KEY_OR_NEXT; }
	| LE     { $$=HA_READ_KEY_OR_PREV; }
	| GT_SYM { $$=HA_READ_AFTER_KEY;   }
unknown's avatar
unknown committed
3438
	| LT     { $$=HA_READ_BEFORE_KEY;  };
3439

unknown's avatar
unknown committed
3440 3441 3442 3443 3444
/* GRANT / REVOKE */

revoke:
	REVOKE
	{
unknown's avatar
unknown committed
3445 3446 3447 3448 3449 3450
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_REVOKE;
	  lex->users_list.empty();
	  lex->columns.empty();
	  lex->grant= lex->grant_tot_col=0;
	  lex->select->db=0;
unknown's avatar
unknown committed
3451
	}
unknown's avatar
unknown committed
3452
	grant_privileges ON opt_table FROM user_list;
unknown's avatar
unknown committed
3453 3454 3455 3456

grant:
	GRANT
	{
unknown's avatar
unknown committed
3457 3458 3459 3460 3461 3462
	  LEX *lex=Lex;
	  lex->sql_command = SQLCOM_GRANT;
	  lex->users_list.empty();
	  lex->columns.empty();
	  lex->grant= lex->grant_tot_col=0;
	  lex->select->db=0;
3463 3464
	  lex->ssl_type=SSL_TYPE_NONE;
	  lex->ssl_cipher=lex->x509_subject=lex->x509_issuer=0;
3465
	  bzero(&(lex->mqh),sizeof(lex->mqh));
unknown's avatar
unknown committed
3466 3467
	}
	grant_privileges ON opt_table TO_SYM user_list
unknown's avatar
unknown committed
3468
	require_clause grant_options;
unknown's avatar
unknown committed
3469 3470 3471

grant_privileges:
	grant_privilege_list {}
unknown's avatar
unknown committed
3472 3473
	| ALL PRIVILEGES	{ Lex->grant = GLOBAL_ACLS;}
	| ALL			{ Lex->grant = GLOBAL_ACLS;};
unknown's avatar
unknown committed
3474 3475 3476

grant_privilege_list:
	grant_privilege
unknown's avatar
unknown committed
3477
	| grant_privilege_list ',' grant_privilege;
unknown's avatar
unknown committed
3478 3479

grant_privilege:
unknown's avatar
unknown committed
3480 3481 3482 3483 3484 3485
	SELECT_SYM 	{ Lex->which_columns = SELECT_ACL;} opt_column_list
	| 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
	| DELETE_SYM	{ Lex->grant |= DELETE_ACL;}
	| USAGE		{}
unknown's avatar
unknown committed
3486 3487 3488 3489
	| 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
3490
	| EXECUTE_SYM	{ Lex->grant |= EXECUTE_ACL;}
unknown's avatar
unknown committed
3491 3492 3493 3494
	| 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
3495 3496 3497 3498 3499 3500 3501 3502
	| 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
3503

unknown's avatar
unknown committed
3504
require_list: require_list_element AND require_list
unknown's avatar
unknown committed
3505
| require_list_element ;
unknown's avatar
unknown committed
3506 3507

require_list_element: SUBJECT_SYM TEXT_STRING
unknown's avatar
unknown committed
3508 3509 3510 3511 3512 3513 3514 3515 3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531 3532 3533 3534 3535 3536 3537
	{
	  LEX *lex=Lex;
	  if (lex->x509_subject)
	  {
	    net_printf(&lex->thd->net,ER_DUP_ARGUMENT, "SUBJECT");
	    YYABORT;
	  }
	  lex->x509_subject=$2.str;
	}
	| ISSUER_SYM TEXT_STRING
	{
	  LEX *lex=Lex;
	  if (lex->x509_issuer)
	  {
	    net_printf(&lex->thd->net,ER_DUP_ARGUMENT, "ISSUER");
	    YYABORT;
	  }
	  lex->x509_issuer=$2.str;
	}
	| CIPHER_SYM TEXT_STRING
	{
	  LEX *lex=Lex;
	  if (lex->ssl_cipher)
	  {
	    net_printf(&lex->thd->net,ER_DUP_ARGUMENT, "CIPHER");
	    YYABORT;
	  }
	  lex->ssl_cipher=$2.str;
	}
	;
unknown's avatar
unknown committed
3538
 
unknown's avatar
unknown committed
3539 3540 3541
opt_table:
	'*'
	  {
unknown's avatar
unknown committed
3542 3543
	    LEX *lex=Lex;
	    lex->select->db=lex->thd->db;
unknown's avatar
unknown committed
3544
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
3545 3546
	      lex->grant = DB_ACLS & ~GRANT_ACL;
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
3547
	    {
unknown's avatar
unknown committed
3548
	       send_error(&lex->thd->net,ER_ILLEGAL_GRANT_FOR_TABLE);
unknown's avatar
unknown committed
3549
	       YYABORT;
unknown's avatar
unknown committed
3550
	    }
unknown's avatar
unknown committed
3551 3552 3553
	  }
	| ident '.' '*'
	  {
unknown's avatar
unknown committed
3554 3555
	    LEX *lex=Lex;
	    lex->select->db = $1.str;
unknown's avatar
unknown committed
3556
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
3557 3558
	      lex->grant = DB_ACLS & ~GRANT_ACL;
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
3559
	    {
unknown's avatar
unknown committed
3560
	      send_error(&lex->thd->net,ER_ILLEGAL_GRANT_FOR_TABLE);
unknown's avatar
unknown committed
3561 3562 3563 3564 3565
	      YYABORT;
	    }
	  }
	| '*' '.' '*'
	  {
unknown's avatar
unknown committed
3566 3567
	    LEX *lex=Lex;
	    lex->select->db = NULL;
unknown's avatar
unknown committed
3568 3569
	    if (lex->grant == GLOBAL_ACLS)
	      lex->grant= GLOBAL_ACLS & ~GRANT_ACL;
unknown's avatar
unknown committed
3570
	    else if (lex->columns.elements)
unknown's avatar
unknown committed
3571
	    {
unknown's avatar
unknown committed
3572
	      send_error(&lex->thd->net,ER_ILLEGAL_GRANT_FOR_TABLE);
unknown's avatar
unknown committed
3573 3574 3575 3576 3577
	      YYABORT;
	    }
	  }
	| table_ident
	  {
unknown's avatar
unknown committed
3578
	    LEX *lex=Lex;
3579
	    if (!add_table_to_list($1,NULL,0))
unknown's avatar
unknown committed
3580
	      YYABORT;
unknown's avatar
unknown committed
3581
	    if (lex->grant == GLOBAL_ACLS)
unknown's avatar
unknown committed
3582
	      lex->grant =  TABLE_ACLS & ~GRANT_ACL;
unknown's avatar
unknown committed
3583
	  };
unknown's avatar
unknown committed
3584 3585 3586 3587


user_list:
	grant_user	     { if (Lex->users_list.push_back($1)) YYABORT;}
unknown's avatar
unknown committed
3588
	| user_list ',' grant_user { if (Lex->users_list.push_back($3)) YYABORT;};
unknown's avatar
unknown committed
3589 3590 3591 3592 3593 3594 3595 3596 3597 3598 3599 3600 3601 3602 3603 3604 3605 3606 3607 3608


grant_user:
	user IDENTIFIED_SYM BY TEXT_STRING
	{
	   $$=$1; $1->password=$4;
	   if ($4.length)
	   {
	     char *buff=(char*) sql_alloc(HASH_PASSWORD_LENGTH+1);
	     if (buff)
	     {
	       make_scrambled_password(buff,$4.str);
	       $1->password.str=buff;
	       $1->password.length=HASH_PASSWORD_LENGTH;
	     }
	  }
	}
	| user IDENTIFIED_SYM BY PASSWORD TEXT_STRING
	  { $$=$1; $1->password=$5 ; }
	| user
unknown's avatar
unknown committed
3609
	  { $$=$1; $1->password.str=NullS; };
unknown's avatar
unknown committed
3610 3611 3612


opt_column_list:
unknown's avatar
unknown committed
3613 3614 3615 3616 3617
	/* empty */
	{
	  LEX *lex=Lex;
	  lex->grant |= lex->which_columns;
	}
unknown's avatar
unknown committed
3618
	| '(' column_list ')';
unknown's avatar
unknown committed
3619 3620 3621

column_list:
	column_list ',' column_list_id
unknown's avatar
unknown committed
3622
	| column_list_id;
unknown's avatar
unknown committed
3623 3624 3625 3626 3627 3628 3629

column_list_id:
	ident
	{
	  String *new_str = new String((const char*) $1.str,$1.length);
	  List_iterator <LEX_COLUMN> iter(Lex->columns);
	  class LEX_COLUMN *point;
unknown's avatar
unknown committed
3630
	  LEX *lex=Lex;
unknown's avatar
unknown committed
3631 3632 3633 3634 3635
	  while ((point=iter++))
	  {
	    if (!my_strcasecmp(point->column.ptr(),new_str->ptr()))
		break;
	  }
unknown's avatar
unknown committed
3636
	  lex->grant_tot_col|= lex->which_columns;
unknown's avatar
unknown committed
3637
	  if (point)
unknown's avatar
unknown committed
3638
	    point->rights |= lex->which_columns;
unknown's avatar
unknown committed
3639
	  else
unknown's avatar
unknown committed
3640
	    lex->columns.push_back(new LEX_COLUMN (*new_str,lex->which_columns));
unknown's avatar
unknown committed
3641
	};
unknown's avatar
unknown committed
3642

unknown's avatar
unknown committed
3643 3644

require_clause: /* empty */
3645 3646 3647 3648 3649 3650 3651 3652 3653 3654 3655
        | REQUIRE_SYM require_list 
        {
          Lex->ssl_type=SSL_TYPE_SPECIFIED;
        }
        | REQUIRE_SYM SSL_SYM
        {
          Lex->ssl_type=SSL_TYPE_ANY;
        }
        | REQUIRE_SYM X509_SYM
        {
          Lex->ssl_type=SSL_TYPE_X509;
unknown's avatar
unknown committed
3656
        };
unknown's avatar
unknown committed
3657

unknown's avatar
unknown committed
3658
grant_options:
unknown's avatar
unknown committed
3659
	/* empty */ {}
unknown's avatar
unknown committed
3660
	| WITH grant_option_list;
unknown's avatar
unknown committed
3661

unknown's avatar
unknown committed
3662 3663
grant_option_list:
	grant_option_list grant_option {}
unknown's avatar
unknown committed
3664
	| grant_option {};
unknown's avatar
unknown committed
3665 3666 3667

grant_option:
	GRANT OPTION { Lex->grant |= GRANT_ACL;}
3668
        | MAX_QUERIES_PER_HOUR ULONG_NUM
unknown's avatar
unknown committed
3669
        {
3670
	  Lex->mqh.questions=$2;
3671
	}
3672
        | MAX_UPDATES_PER_HOUR ULONG_NUM
3673
        {
3674
	  Lex->mqh.updates=$2;
3675
	}
3676
        | MAX_CONNECTIONS_PER_HOUR ULONG_NUM
3677
        {
3678
	  Lex->mqh.connections=$2;
3679 3680
	}

unknown's avatar
unknown committed
3681
begin:
unknown's avatar
unknown committed
3682
	BEGIN_SYM   { Lex->sql_command = SQLCOM_BEGIN;} opt_work;
unknown's avatar
unknown committed
3683 3684 3685

opt_work:
	/* empty */ {}
unknown's avatar
unknown committed
3686
	| WORK_SYM {};
unknown's avatar
unknown committed
3687 3688

commit:
unknown's avatar
unknown committed
3689
	COMMIT_SYM   { Lex->sql_command = SQLCOM_COMMIT;};
unknown's avatar
unknown committed
3690 3691

rollback:
unknown's avatar
unknown committed
3692
	ROLLBACK_SYM { Lex->sql_command = SQLCOM_ROLLBACK;};
3693 3694 3695 3696 3697 3698 3699 3700


/*
** UNIONS : glue selects together
*/


union:	
3701
  /* empty */ {}
unknown's avatar
unknown committed
3702
  | union_list;
3703 3704

union_list:
unknown's avatar
unknown committed
3705
  UNION_SYM    union_option
3706 3707
  {
    LEX *lex=Lex;
unknown's avatar
unknown committed
3708 3709 3710
    if (lex->exchange)
    {
       /* Only the last SELECT can have  INTO...... */
unknown's avatar
unknown committed
3711
       net_printf(&lex->thd->net, ER_WRONG_USAGE,"UNION","INTO");
unknown's avatar
unknown committed
3712 3713
       YYABORT;
    } 
unknown's avatar
unknown committed
3714
    if (lex->select->linkage == NOT_A_SELECT || mysql_new_select(lex))
3715
      YYABORT;
unknown's avatar
unknown committed
3716
    lex->select->linkage=UNION_TYPE;
3717
  } 
unknown's avatar
unknown committed
3718
  select_init;
3719 3720 3721

union_opt:
  union {}
unknown's avatar
unknown committed
3722
  |  optional_order_or_limit {};
3723 3724

optional_order_or_limit:
unknown's avatar
unknown committed
3725
  /* empty */ {}
3726 3727
  |
  {
3728
    LEX *lex=Lex;
unknown's avatar
unknown committed
3729 3730
    if (!lex->select->braces || mysql_new_select(lex))
     YYABORT;
3731 3732
    mysql_init_select(lex);
    lex->select->linkage=NOT_A_SELECT;
unknown's avatar
unknown committed
3733
    lex->select->select_limit=lex->thd->default_select_limit;
3734
  }
unknown's avatar
unknown committed
3735
  opt_order_clause limit_clause;
unknown's avatar
unknown committed
3736 3737 3738

union_option:
  /* empty */ {}
unknown's avatar
unknown committed
3739 3740 3741
  | ALL {Lex->union_option=1;};