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Commit 66c4b4ae authored by Martin Hansson's avatar Martin Hansson
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Backport of fix for bug#35020

parent 6eaad620
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mysql-test/r/query_cache.result
View file @ 66c4b4ae
...@@ -176,21 +176,6 @@ a ...@@ -176,21 +176,6 @@ a
1 1
2 2
3 3
select * from t1 union select sql_cache * from t1;
a
1
2
3
select * from t1 where a IN (select sql_cache a from t1);
a
1
2
3
select * from t1 where a IN (select a from t1 union select sql_cache a from t1);
a
1
2
3
show status like "Qcache_hits"; show status like "Qcache_hits";
Variable_name Value Variable_name Value
Qcache_hits 4 Qcache_hits 4
...@@ -207,41 +192,6 @@ a ...@@ -207,41 +192,6 @@ a
1 1
2 2
3 3
select * from t1 union select sql_no_cache * from t1;
a
1
2
3
select * from t1 where a IN (select sql_no_cache a from t1);
a
1
2
3
select * from t1 where a IN (select a from t1 union select sql_no_cache a from t1);
a
1
2
3
select sql_cache sql_no_cache * from t1;
a
1
2
3
select sql_cache * from t1 union select sql_no_cache * from t1;
a
1
2
3
select sql_cache * from t1 where a IN (select sql_no_cache a from t1);
a
1
2
3
select sql_cache * from t1 where a IN (select a from t1 union select sql_no_cache a from t1);
a
1
2
3
show status like "Qcache_queries_in_cache"; show status like "Qcache_queries_in_cache";
Variable_name Value Variable_name Value
Qcache_queries_in_cache 0 Qcache_queries_in_cache 0
...@@ -1490,12 +1440,6 @@ insert into t1 values ('c'); ...@@ -1490,12 +1440,6 @@ insert into t1 values ('c');
a a
drop table t1; drop table t1;
set GLOBAL query_cache_size= default; set GLOBAL query_cache_size= default;
set GLOBAL query_cache_size=1000000;
create table t1 (a char);
insert into t1 values ('c');
a
drop table t1;
set GLOBAL query_cache_size= default;
SET GLOBAL query_cache_size=64*1024*1024; SET GLOBAL query_cache_size=64*1024*1024;
CREATE TABLE t1 (id INT); CREATE TABLE t1 (id INT);
CREATE PROCEDURE proc29856(IN theUPC TEXT) CREATE PROCEDURE proc29856(IN theUPC TEXT)
...@@ -1723,4 +1667,55 @@ SELECT 1 FROM t1 GROUP BY ...@@ -1723,4 +1667,55 @@ SELECT 1 FROM t1 GROUP BY
1 1
DROP TABLE t1; DROP TABLE t1;
SET GLOBAL query_cache_size= default; SET GLOBAL query_cache_size= default;
CREATE TABLE t1( a INT );
SET @v = ( SELECT SQL_CACHE 1 );
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1 )' at line 1
SET @v = ( SELECT SQL_NO_CACHE 1 );
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1 )' at line 1
SELECT a FROM t1 WHERE a IN ( SELECT SQL_CACHE a FROM t1 );
ERROR 42S22: Unknown column 'SQL_CACHE' in 'field list'
SELECT a FROM t1 WHERE a IN ( SELECT SQL_NO_CACHE a FROM t1 );
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
SELECT ( SELECT SQL_CACHE a FROM t1 );
ERROR 42S22: Unknown column 'SQL_CACHE' in 'field list'
SELECT ( SELECT SQL_NO_CACHE a FROM t1 );
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
SELECT SQL_CACHE * FROM t1;
a
SELECT SQL_NO_CACHE * FROM t1;
a
SELECT * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_CACHE'
SELECT * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_NO_CACHE'
SELECT * FROM t1 WHERE a IN (SELECT SQL_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_CACHE' in 'field list'
SELECT * FROM t1 WHERE a IN (SELECT a FROM t1 UNION SELECT SQL_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_CACHE' in 'field list'
SELECT * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_NO_CACHE'
SELECT * FROM t1 WHERE a IN (SELECT SQL_NO_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
SELECT * FROM t1 WHERE a IN
(SELECT a FROM t1 UNION SELECT SQL_NO_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
SELECT SQL_CACHE SQL_NO_CACHE * FROM t1;
ERROR HY000: Incorrect usage of SQL_CACHE and SQL_NO_CACHE
SELECT SQL_NO_CACHE SQL_CACHE * FROM t1;
ERROR HY000: Incorrect usage of SQL_NO_CACHE and SQL_CACHE
SELECT SQL_CACHE * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_CACHE'
SELECT SQL_CACHE * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_NO_CACHE'
SELECT SQL_NO_CACHE * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_CACHE'
SELECT SQL_NO_CACHE * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
ERROR 42000: Incorrect usage/placement of 'SQL_NO_CACHE'
SELECT SQL_CACHE * FROM t1 WHERE a IN
(SELECT SQL_NO_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
SELECT SQL_CACHE * FROM t1 WHERE a IN
(SELECT a FROM t1 UNION SELECT SQL_NO_CACHE a FROM t1);
ERROR 42S22: Unknown column 'SQL_NO_CACHE' in 'field list'
DROP TABLE t1;
End of 5.1 tests End of 5.1 tests
mysql-test/r/show_check.result
View file @ 66c4b4ae
...@@ -737,20 +737,11 @@ View Create View character_set_client collation_connection ...@@ -737,20 +737,11 @@ View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()` binary binary v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()` binary binary
DROP VIEW v1; DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE NOW();
SHOW CREATE VIEW v1; ERROR HY000: Incorrect usage of SQL_CACHE and SQL_NO_CACHE
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()` binary binary
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_NO_CACHE SQL_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1; ERROR HY000: Incorrect usage of SQL_NO_CACHE and SQL_CACHE
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()` binary binary
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE SQL_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1; ERROR HY000: Incorrect usage of SQL_CACHE and SQL_NO_CACHE
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()` binary binary
DROP VIEW v1;
CREATE PROCEDURE p1() CREATE PROCEDURE p1()
BEGIN BEGIN
SET @s= 'CREATE VIEW v1 AS SELECT SQL_CACHE 1'; SET @s= 'CREATE VIEW v1 AS SELECT SQL_CACHE 1';
......
mysql-test/t/query_cache.test
View file @ 66c4b4ae
...@@ -94,10 +94,6 @@ select sql_cache * from t1 union select * from t1; ...@@ -94,10 +94,6 @@ select sql_cache * from t1 union select * from t1;
set query_cache_type=2; set query_cache_type=2;
select sql_cache * from t1 union select * from t1; select sql_cache * from t1 union select * from t1;
# all sql_cache statements, except for the first select, are ignored.
select * from t1 union select sql_cache * from t1;
select * from t1 where a IN (select sql_cache a from t1);
select * from t1 where a IN (select a from t1 union select sql_cache a from t1);
show status like "Qcache_hits"; show status like "Qcache_hits";
show status like "Qcache_queries_in_cache"; show status like "Qcache_queries_in_cache";
set query_cache_type=on; set query_cache_type=on;
...@@ -110,15 +106,6 @@ show status like "Qcache_queries_in_cache"; ...@@ -110,15 +106,6 @@ show status like "Qcache_queries_in_cache";
# SELECT SQL_NO_CACHE # SELECT SQL_NO_CACHE
# #
select sql_no_cache * from t1; select sql_no_cache * from t1;
# sql_no_cache can occur in any nested select to turn on cacheing for the whole
# expression and it will always override a sql_cache statement.
select * from t1 union select sql_no_cache * from t1;
select * from t1 where a IN (select sql_no_cache a from t1);
select * from t1 where a IN (select a from t1 union select sql_no_cache a from t1);
select sql_cache sql_no_cache * from t1;
select sql_cache * from t1 union select sql_no_cache * from t1;
select sql_cache * from t1 where a IN (select sql_no_cache a from t1);
select sql_cache * from t1 where a IN (select a from t1 union select sql_no_cache a from t1);
show status like "Qcache_queries_in_cache"; show status like "Qcache_queries_in_cache";
drop table t1; drop table t1;
# #
...@@ -1044,22 +1031,25 @@ set GLOBAL query_cache_size= default; ...@@ -1044,22 +1031,25 @@ set GLOBAL query_cache_size= default;
# Bug #29053 SQL_CACHE in UNION causes non-deterministic functions to be cached # Bug #29053 SQL_CACHE in UNION causes non-deterministic functions to be cached
# #
set GLOBAL query_cache_size=1000000; # This syntax is no longer allowed, therefore the test case has been commented
# out.
create table t1 (a char); # See test for Bug#35020 below.
insert into t1 values ('c'); #set GLOBAL query_cache_size=1000000;
#
let $q1= `select RAND() from t1 union select sql_cache 1 from t1;`; #create table t1 (a char);
let $q2= `select RAND() from t1 union select sql_cache 1 from t1;`; #insert into t1 values ('c');
#
#let $q1= `select RAND() from t1 union select sql_cache 1 from t1;`;
#let $q2= `select RAND() from t1 union select sql_cache 1 from t1;`;
#
# disabling the logging of the query because the times are different each run. # disabling the logging of the query because the times are different each run.
--disable_query_log #--disable_query_log
eval select a from t1 where "$q1" = "$q2"; #eval select a from t1 where "$q1" = "$q2";
--enable_query_log #--enable_query_log
#
drop table t1; #drop table t1;
#
set GLOBAL query_cache_size= default; #set GLOBAL query_cache_size= default;
# #
# Bug#29856: Insufficient buffer space led to a server crash. # Bug#29856: Insufficient buffer space led to a server crash.
...@@ -1307,5 +1297,69 @@ SELECT 1 FROM t1 GROUP BY ...@@ -1307,5 +1297,69 @@ SELECT 1 FROM t1 GROUP BY
DROP TABLE t1; DROP TABLE t1;
SET GLOBAL query_cache_size= default; SET GLOBAL query_cache_size= default;
--echo End of 5.1 tests
#
# Bug#35020: illegal sql_cache select syntax
#
CREATE TABLE t1( a INT );
--error ER_PARSE_ERROR
SET @v = ( SELECT SQL_CACHE 1 );
--error ER_PARSE_ERROR
SET @v = ( SELECT SQL_NO_CACHE 1 );
#
# Keywords 'SQL_CACHE' and 'SQL_NO_CACHE' are allowed as column names.
# Hence the error messages are not intuitive.
#
--error ER_BAD_FIELD_ERROR
SELECT a FROM t1 WHERE a IN ( SELECT SQL_CACHE a FROM t1 );
--error ER_BAD_FIELD_ERROR
SELECT a FROM t1 WHERE a IN ( SELECT SQL_NO_CACHE a FROM t1 );
--error ER_BAD_FIELD_ERROR
SELECT ( SELECT SQL_CACHE a FROM t1 );
--error ER_BAD_FIELD_ERROR
SELECT ( SELECT SQL_NO_CACHE a FROM t1 );
SELECT SQL_CACHE * FROM t1;
SELECT SQL_NO_CACHE * FROM t1;
# SQL_CACHE is only allowed once in first top-level select.
--error ER_CANT_USE_OPTION_HERE
SELECT * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
--error ER_CANT_USE_OPTION_HERE
SELECT * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
--error ER_BAD_FIELD_ERROR
SELECT * FROM t1 WHERE a IN (SELECT SQL_CACHE a FROM t1);
--error ER_BAD_FIELD_ERROR
SELECT * FROM t1 WHERE a IN (SELECT a FROM t1 UNION SELECT SQL_CACHE a FROM t1);
--error ER_CANT_USE_OPTION_HERE
SELECT * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
--error ER_BAD_FIELD_ERROR
SELECT * FROM t1 WHERE a IN (SELECT SQL_NO_CACHE a FROM t1);
--error ER_BAD_FIELD_ERROR
SELECT * FROM t1 WHERE a IN
(SELECT a FROM t1 UNION SELECT SQL_NO_CACHE a FROM t1);
--error ER_WRONG_USAGE
SELECT SQL_CACHE SQL_NO_CACHE * FROM t1;
--error ER_WRONG_USAGE
SELECT SQL_NO_CACHE SQL_CACHE * FROM t1;
--error ER_CANT_USE_OPTION_HERE
SELECT SQL_CACHE * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
--error ER_CANT_USE_OPTION_HERE
SELECT SQL_CACHE * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
--error ER_CANT_USE_OPTION_HERE
SELECT SQL_NO_CACHE * FROM t1 UNION SELECT SQL_CACHE * FROM t1;
--error ER_CANT_USE_OPTION_HERE
SELECT SQL_NO_CACHE * FROM t1 UNION SELECT SQL_NO_CACHE * FROM t1;
--error ER_BAD_FIELD_ERROR
SELECT SQL_CACHE * FROM t1 WHERE a IN
(SELECT SQL_NO_CACHE a FROM t1);
--error ER_BAD_FIELD_ERROR
SELECT SQL_CACHE * FROM t1 WHERE a IN
(SELECT a FROM t1 UNION SELECT SQL_NO_CACHE a FROM t1);
DROP TABLE t1;
--echo End of 5.1 tests
mysql-test/t/show_check.test
View file @ 66c4b4ae
...@@ -550,18 +550,14 @@ CREATE VIEW v1 AS SELECT SQL_NO_CACHE NOW(); ...@@ -550,18 +550,14 @@ CREATE VIEW v1 AS SELECT SQL_NO_CACHE NOW();
SHOW CREATE VIEW v1; SHOW CREATE VIEW v1;
DROP VIEW v1; DROP VIEW v1;
# Check that SQL_NO_CACHE always wins. --error ER_WRONG_USAGE
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE NOW();
SHOW CREATE VIEW v1;
DROP VIEW v1;
--error ER_WRONG_USAGE
CREATE VIEW v1 AS SELECT SQL_NO_CACHE SQL_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1;
DROP VIEW v1;
--error ER_WRONG_USAGE
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE SQL_CACHE NOW(); CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1;
DROP VIEW v1;
# Check CREATE VIEW in a prepared statement in a procedure. # Check CREATE VIEW in a prepared statement in a procedure.
delimiter |; delimiter |;
......
sql/sql_yacc.yy
View file @ 66c4b4ae
...@@ -735,10 +735,10 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize); ...@@ -735,10 +735,10 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
%pure_parser /* We have threads */ %pure_parser /* We have threads */
/* /*
Currently there are 173 shift/reduce conflicts. Currently there are 172 shift/reduce conflicts.
We should not introduce new conflicts any more. We should not introduce new conflicts any more.
*/ */
%expect 173 %expect 172
/* /*
Comments for TOKENS. Comments for TOKENS.
...@@ -7098,50 +7098,63 @@ select_option_list: ...@@ -7098,50 +7098,63 @@ select_option_list:
; ;
select_option: select_option:
STRAIGHT_JOIN { Select->options|= SELECT_STRAIGHT_JOIN; } query_expression_option
| HIGH_PRIORITY | SQL_NO_CACHE_SYM
{ {
if (check_simple_select()) /*
Allow this flag only on the first top-level SELECT statement, if
SQL_CACHE wasn't specified, and only once per query.
*/
if (Lex->current_select != &Lex->select_lex)
{
my_error(ER_CANT_USE_OPTION_HERE, MYF(0), "SQL_NO_CACHE");
MYSQL_YYABORT; MYSQL_YYABORT;
Lex->lock_option= TL_READ_HIGH_PRIORITY; }
Lex->current_select->lock_option= TL_READ_HIGH_PRIORITY; else if (Lex->select_lex.sql_cache == SELECT_LEX::SQL_CACHE)
} {
| DISTINCT { Select->options|= SELECT_DISTINCT; } my_error(ER_WRONG_USAGE, MYF(0), "SQL_CACHE", "SQL_NO_CACHE");
| SQL_SMALL_RESULT { Select->options|= SELECT_SMALL_RESULT; }
| SQL_BIG_RESULT { Select->options|= SELECT_BIG_RESULT; }
| SQL_BUFFER_RESULT
{
if (check_simple_select())
MYSQL_YYABORT; MYSQL_YYABORT;
Select->options|= OPTION_BUFFER_RESULT; }
} else if (Lex->select_lex.sql_cache == SELECT_LEX::SQL_NO_CACHE)
| SQL_CALC_FOUND_ROWS {
{ my_error(ER_DUP_ARGUMENT, MYF(0), "SQL_NO_CACHE");
if (check_simple_select())
MYSQL_YYABORT; MYSQL_YYABORT;
Select->options|= OPTION_FOUND_ROWS; }
} else
| SQL_NO_CACHE_SYM {
{ Lex->safe_to_cache_query=0;
Lex->safe_to_cache_query=0; Lex->select_lex.options&= ~OPTION_TO_QUERY_CACHE;
Lex->select_lex.options&= ~OPTION_TO_QUERY_CACHE; Lex->select_lex.sql_cache= SELECT_LEX::SQL_NO_CACHE;
Lex->select_lex.sql_cache= SELECT_LEX::SQL_NO_CACHE; }
} }
| SQL_CACHE_SYM | SQL_CACHE_SYM
{ {
/* /*
Honor this flag only if SQL_NO_CACHE wasn't specified AND Allow this flag only on the first top-level SELECT statement, if
we are parsing the outermost SELECT in the query. SQL_NO_CACHE wasn't specified, and only once per query.
*/ */
if (Lex->select_lex.sql_cache != SELECT_LEX::SQL_NO_CACHE && if (Lex->current_select != &Lex->select_lex)
Lex->current_select == &Lex->select_lex) {
my_error(ER_CANT_USE_OPTION_HERE, MYF(0), "SQL_CACHE");
MYSQL_YYABORT;
}
else if (Lex->select_lex.sql_cache == SELECT_LEX::SQL_NO_CACHE)
{
my_error(ER_WRONG_USAGE, MYF(0), "SQL_NO_CACHE", "SQL_CACHE");
MYSQL_YYABORT;
}
else if (Lex->select_lex.sql_cache == SELECT_LEX::SQL_CACHE)
{
my_error(ER_DUP_ARGUMENT, MYF(0), "SQL_CACHE");
MYSQL_YYABORT;
}
else
{ {
Lex->safe_to_cache_query=1; Lex->safe_to_cache_query=1;
Lex->select_lex.options|= OPTION_TO_QUERY_CACHE; Lex->select_lex.options|= OPTION_TO_QUERY_CACHE;
Lex->select_lex.sql_cache= SELECT_LEX::SQL_CACHE; Lex->select_lex.sql_cache= SELECT_LEX::SQL_CACHE;
} }
} }
| ALL { Select->options|= SELECT_ALL; }
; ;
select_lock_type: select_lock_type:
...@@ -9213,7 +9226,7 @@ select_part2_derived: ...@@ -9213,7 +9226,7 @@ select_part2_derived:
mysql_init_select(lex); mysql_init_select(lex);
lex->current_select->parsing_place= SELECT_LIST; lex->current_select->parsing_place= SELECT_LIST;
} }
select_options select_item_list opt_query_expression_options select_item_list
{ {
Select->parsing_place= NO_MATTER; Select->parsing_place= NO_MATTER;
} }
...@@ -13561,6 +13574,43 @@ subselect_end: ...@@ -13561,6 +13574,43 @@ subselect_end:
} }
; ;
opt_query_expression_options:
/* empty */
| query_expression_option_list
;
query_expression_option_list:
query_expression_option_list query_expression_option
| query_expression_option
;
query_expression_option:
STRAIGHT_JOIN { Select->options|= SELECT_STRAIGHT_JOIN; }
| HIGH_PRIORITY
{
if (check_simple_select())
MYSQL_YYABORT;
Lex->lock_option= TL_READ_HIGH_PRIORITY;
Lex->current_select->lock_option= TL_READ_HIGH_PRIORITY;
}
| DISTINCT { Select->options|= SELECT_DISTINCT; }
| SQL_SMALL_RESULT { Select->options|= SELECT_SMALL_RESULT; }
| SQL_BIG_RESULT { Select->options|= SELECT_BIG_RESULT; }
| SQL_BUFFER_RESULT
{
if (check_simple_select())
MYSQL_YYABORT;
Select->options|= OPTION_BUFFER_RESULT;
}
| SQL_CALC_FOUND_ROWS
{
if (check_simple_select())
MYSQL_YYABORT;
Select->options|= OPTION_FOUND_ROWS;
}
| ALL { Select->options|= SELECT_ALL; }
;
/************************************************************************** /**************************************************************************
CREATE VIEW | TRIGGER | PROCEDURE statements. CREATE VIEW | TRIGGER | PROCEDURE statements.
......
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