Edit File: delete.result
drop table if exists t1,t2,t3,t11,t12; CREATE TABLE t1 (a tinyint(3), b tinyint(5)); INSERT INTO t1 VALUES (1,1); INSERT LOW_PRIORITY INTO t1 VALUES (1,2); INSERT INTO t1 VALUES (1,3); DELETE from t1 where a=1 limit 1; DELETE LOW_PRIORITY from t1 where a=1; INSERT INTO t1 VALUES (1,1); DELETE from t1; LOCK TABLE t1 write; INSERT INTO t1 VALUES (1,2); DELETE from t1; UNLOCK TABLES; INSERT INTO t1 VALUES (1,2); SET AUTOCOMMIT=0; DELETE from t1; SET AUTOCOMMIT=1; drop table t1; create table t1 ( a bigint not null, b bigint not null default 0, c bigint not null default 0, d bigint not null default 0, e bigint not null default 0, f bigint not null default 0, g bigint not null default 0, h bigint not null default 0, i bigint not null default 0, j bigint not null default 0, primary key (a,b,c,d,e,f,g,h,i,j)); insert into t1 (a) values (2),(4),(6),(8),(10),(12),(14),(16),(18),(20),(22),(24),(26),(23); delete from t1 where a=26; drop table t1; create table t1 ( a bigint not null, b bigint not null default 0, c bigint not null default 0, d bigint not null default 0, e bigint not null default 0, f bigint not null default 0, g bigint not null default 0, h bigint not null default 0, i bigint not null default 0, j bigint not null default 0, primary key (a,b,c,d,e,f,g,h,i,j)); insert into t1 (a) values (2),(4),(6),(8),(10),(12),(14),(16),(18),(20),(22),(24),(26),(23),(27); delete from t1 where a=27; drop table t1; CREATE TABLE `t1` ( `i` int(10) NOT NULL default '0', `i2` int(10) NOT NULL default '0', PRIMARY KEY (`i`) ); DELETE FROM t1 USING t1 WHERE post='1'; ERROR 42S22: Unknown column 'post' in 'where clause' drop table t1; CREATE TABLE t1 ( bool char(0) default NULL, not_null varchar(20) binary NOT NULL default '', misc integer not null, PRIMARY KEY (not_null) ) ENGINE=MyISAM; INSERT INTO t1 VALUES (NULL,'a',4), (NULL,'b',5), (NULL,'c',6), (NULL,'d',7); select * from t1 where misc > 5 and bool is null; bool not_null misc NULL c 6 NULL d 7 delete from t1 where misc > 5 and bool is null; select * from t1 where misc > 5 and bool is null; bool not_null misc select count(*) from t1; count(*) 2 delete from t1 where 1 > 2; select count(*) from t1; count(*) 2 delete from t1 where 3 > 2; select count(*) from t1; count(*) 0 drop table t1; create table t1 (a int not null auto_increment primary key, b char(32)); insert into t1 (b) values ('apple'), ('apple'); select * from t1; a b 1 apple 2 apple delete t1 from t1, t1 as t2 where t1.b = t2.b and t1.a > t2.a; select * from t1; a b 1 apple drop table t1; create table t11 (a int NOT NULL, b int, primary key (a)); create table t12 (a int NOT NULL, b int, primary key (a)); create table t2 (a int NOT NULL, b int, primary key (a)); insert into t11 values (0, 10),(1, 11),(2, 12); insert into t12 values (33, 10),(0, 11),(2, 12); insert into t2 values (1, 21),(2, 12),(3, 23); select * from t11; a b 0 10 1 11 2 12 select * from t12; a b 33 10 0 11 2 12 select * from t2; a b 1 21 2 12 3 23 delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a); ERROR 21000: Subquery returns more than 1 row select * from t11; a b 0 10 1 11 2 12 select * from t12; a b 33 10 0 11 2 12 delete ignore t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a); Warnings: Error 1242 Subquery returns more than 1 row Error 1242 Subquery returns more than 1 row select * from t11; a b 0 10 1 11 select * from t12; a b 33 10 0 11 insert into t11 values (2, 12); delete from t11 where t11.b <> (select b from t2 where t11.a < t2.a); ERROR 21000: Subquery returns more than 1 row select * from t11; a b 0 10 1 11 2 12 delete ignore from t11 where t11.b <> (select b from t2 where t11.a < t2.a); Warnings: Error 1242 Subquery returns more than 1 row Error 1242 Subquery returns more than 1 row select * from t11; a b 0 10 1 11 drop table t11, t12, t2; create table t1 (a int, b int, unique key (a), key (b)); insert into t1 values (3, 3), (7, 7); delete t1 from t1 where a = 3; check table t1; Table Op Msg_type Msg_text test.t1 check status OK select * from t1; a b 7 7 drop table t1; CREATE TABLE t1 ( a int PRIMARY KEY ); DELETE FROM t1 WHERE t1.a > 0 ORDER BY t1.a; INSERT INTO t1 VALUES (0),(1),(2); DELETE FROM t1 WHERE t1.a > 0 ORDER BY t1.a LIMIT 1; SELECT * FROM t1; a 0 2 DROP TABLE t1; create table t1 (a int); delete `4.t1` from t1 as `4.t1` where `4.t1`.a = 5; delete FROM `4.t1` USING t1 as `4.t1` where `4.t1`.a = 5; drop table t1; create table t1(f1 int primary key); insert into t1 values (4),(3),(1),(2); delete from t1 where (@a:= f1) order by f1 limit 1; select @a; @a 1 drop table t1; CREATE TABLE t1 ( `date` date , `time` time , `seq` int(10) unsigned NOT NULL auto_increment, PRIMARY KEY (`seq`), KEY `seq` (`seq`), KEY `time` (`time`), KEY `date` (`date`) ); DELETE FROM t1 ORDER BY date ASC, time ASC LIMIT 1; drop table t1; End of 4.1 tests CREATE TABLE t1 (a int not null,b int not null); CREATE TABLE t2 (a int not null, b int not null, primary key (a,b)); CREATE TABLE t3 (a int not null, b int not null, primary key (a,b)); insert into t1 values (1,1),(2,1),(1,3); insert into t2 values (1,1),(2,2),(3,3); insert into t3 values (1,1),(2,1),(1,3); select * from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b; a b a b a b 1 1 1 1 1 1 2 1 2 2 2 1 1 3 1 1 1 3 explain select * from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a 1 Using index 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 8 test.t2.b,test.t1.b 1 Using index delete t2.*,t3.* from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b; select * from t3; a b drop table t1,t2,t3; create table t1(a date not null); insert into t1 values (0); select * from t1 where a is null; a 0000-00-00 delete from t1 where a is null; select count(*) from t1; count(*) 0 drop table t1; CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (1); DELETE FROM t1 ORDER BY x; ERROR 42S22: Unknown column 'x' in 'order clause' DELETE FROM t1 ORDER BY t2.x; ERROR 42S22: Unknown column 't2.x' in 'order clause' DELETE FROM t1 ORDER BY (SELECT x); ERROR 42S22: Unknown column 'x' in 'field list' DROP TABLE t1; CREATE TABLE t1 ( a INT ); CREATE TABLE t2 ( a INT ); CREATE DATABASE db1; CREATE TABLE db1.t1 ( a INT ); INSERT INTO db1.t1 (a) SELECT * FROM t1; CREATE DATABASE db2; CREATE TABLE db2.t1 ( a INT ); INSERT INTO db2.t1 (a) SELECT * FROM t2; DELETE FROM t1 alias USING t1, t2 alias WHERE t1.a = alias.a; 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 'alias USING t1, t2 alias WHERE t1.a = alias.a' at line 1 DELETE FROM alias USING t1, t2 alias WHERE t1.a = alias.a; DELETE FROM t1, alias USING t1, t2 alias WHERE t1.a = alias.a; DELETE FROM t1, t2 USING t1, t2 alias WHERE t1.a = alias.a; ERROR 42S02: Unknown table 't2' in MULTI DELETE DELETE FROM db1.t1 alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a; 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 'alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a' at line 1 DELETE FROM alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a; DELETE FROM db2.alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a; ERROR 42S02: Unknown table 'alias' in MULTI DELETE DELETE FROM t1 USING t1 WHERE a = 1; SELECT * FROM t1; a DELETE FROM t1 alias USING t1 alias WHERE a = 2; 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 'alias USING t1 alias WHERE a = 2' at line 1 SELECT * FROM t1; a DROP TABLE t1, t2; DROP DATABASE db1; DROP DATABASE db2; CREATE FUNCTION f1() RETURNS INT RETURN 1; CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (0); DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1; ERROR 42000: Incorrect number of arguments for FUNCTION test.f1; expected 0, got 1 DROP TABLE t1; DROP FUNCTION f1; # # Bug #49552 : sql_buffer_result cause crash + not found records # in multitable delete/subquery # CREATE TABLE t1(a INT); INSERT INTO t1 VALUES (1),(2),(3); SET SESSION SQL_BUFFER_RESULT=1; DELETE t1 FROM (SELECT SUM(a) a FROM t1) x,t1; SET SESSION SQL_BUFFER_RESULT=DEFAULT; SELECT * FROM t1; a DROP TABLE t1; End of 5.0 tests DROP DATABASE IF EXISTS db1; DROP DATABASE IF EXISTS db2; DROP DATABASE IF EXISTS db3; DROP DATABASE IF EXISTS db4; DROP TABLE IF EXISTS t1, t2; DROP PROCEDURE IF EXISTS count; USE test; CREATE DATABASE db1; CREATE DATABASE db2; CREATE TABLE db1.t1 (a INT, b INT); INSERT INTO db1.t1 VALUES (1,1),(2,2),(3,3); CREATE TABLE db1.t2 AS SELECT * FROM db1.t1; CREATE TABLE db2.t1 AS SELECT * FROM db1.t2; CREATE TABLE db2.t2 AS SELECT * FROM db2.t1; CREATE TABLE t1 AS SELECT * FROM db2.t2; CREATE TABLE t2 AS SELECT * FROM t1; CREATE PROCEDURE count_rows() BEGIN SELECT COUNT(*) AS "COUNT(db1.t1)" FROM db1.t1; SELECT COUNT(*) AS "COUNT(db1.t2)" FROM db1.t2; SELECT COUNT(*) AS "COUNT(db2.t1)" FROM db2.t1; SELECT COUNT(*) AS "COUNT(db2.t2)" FROM db2.t2; SELECT COUNT(*) AS "COUNT(test.t1)" FROM test.t1; SELECT COUNT(*) AS "COUNT(test.t2)" FROM test.t2; END| CREATE DATABASE db3; USE db3; DROP DATABASE db3; SELECT * FROM t1; ERROR 3D000: No database selected DELETE a1,a2 FROM db1.t1, db2.t2; ERROR 3D000: No database selected DELETE a1,a2 FROM db1.t1, db2.t2; ERROR 3D000: No database selected DELETE a1,a2 FROM db1.t1 AS a1, db2.t2; ERROR 3D000: No database selected DELETE a1,a2 FROM db1.t1, db2.t2 AS a2; ERROR 3D000: No database selected DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2; ERROR 3D000: No database selected DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db1.t1, db2.t2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db1.t1, db2.t2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db1.t1 AS a1, db2.t2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db1.t1, db2.t2 AS a2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2; ERROR 3D000: No database selected DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2; ERROR 3D000: No database selected DELETE a1 FROM db1.t1 AS a1, db2.t2 AS a1; ERROR 3D000: No database selected DELETE a1 FROM db1.a1, db2.t2 AS a1; ERROR 3D000: No database selected DELETE a1 FROM a1, db1.t1 AS a1; ERROR 3D000: No database selected DELETE t1 FROM db1.t1, db2.t1 AS a1; ERROR 3D000: No database selected DELETE t1 FROM db1.t1 AS a1, db2.t1 AS a2; ERROR 3D000: No database selected DELETE t1 FROM db1.t1, db2.t1; ERROR 3D000: No database selected USE test; DELETE a1,a2 FROM db1.t1, db2.t2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE a1,a2 FROM db1.t1, db2.t2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE a1,a2 FROM db1.t1 AS a1, db2.t2; ERROR 42S02: Unknown table 'a2' in MULTI DELETE DELETE a1,a2 FROM db1.t1, db2.t2 AS a2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2; ERROR 42S02: Table 'db3.t1' doesn't exist DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2; ERROR 42S02: Table 'db3.t1' doesn't exist DELETE FROM a1,a2 USING db1.t1, db2.t2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE FROM a1,a2 USING db1.t1, db2.t2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE FROM a1,a2 USING db1.t1 AS a1, db2.t2; ERROR 42S02: Unknown table 'a2' in MULTI DELETE DELETE FROM a1,a2 USING db1.t1, db2.t2 AS a2; ERROR 42S02: Unknown table 'a1' in MULTI DELETE DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2; ERROR 42S02: Table 'db3.t1' doesn't exist DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2; ERROR 42S02: Table 'db3.t1' doesn't exist DELETE a1 FROM db1.t1 AS a1, db2.t2 AS a1; ERROR 42000: Not unique table/alias: 'a1' DELETE a1 FROM db1.a1, db2.t2 AS a1; ERROR 42S02: Table 'db1.a1' doesn't exist DELETE a1 FROM a1, db1.t1 AS a1; ERROR 42000: Not unique table/alias: 'a1' DELETE t1 FROM db1.t1, db2.t1 AS a1; ERROR 42S02: Unknown table 't1' in MULTI DELETE DELETE t1 FROM db1.t1 AS a1, db2.t1 AS a2; ERROR 42S02: Unknown table 't1' in MULTI DELETE DELETE t1 FROM db1.t1, db2.t1; ERROR 42S02: Unknown table 't1' in MULTI DELETE DELETE t1 FROM db1.t2 AS t1, db2.t2 AS t2 WHERE t2.a = 1 AND t1.a = t2.a; SELECT ROW_COUNT(); ROW_COUNT() 1 CALL count_rows(); COUNT(db1.t1) 3 COUNT(db1.t2) 2 COUNT(db2.t1) 3 COUNT(db2.t2) 3 COUNT(test.t1) 3 COUNT(test.t2) 3 DELETE a1, a2 FROM db2.t1 AS a1, t2 AS a2 WHERE a1.a = 2 AND a2.a = 2; SELECT ROW_COUNT(); ROW_COUNT() 2 CALL count_rows(); COUNT(db1.t1) 3 COUNT(db1.t2) 2 COUNT(db2.t1) 2 COUNT(db2.t2) 3 COUNT(test.t1) 3 COUNT(test.t2) 2 DROP DATABASE db1; DROP DATABASE db2; DROP PROCEDURE count_rows; DROP TABLE t1, t2; # # Bug#46958: Assertion in Diagnostics_area::set_ok_status, trigger, # merge table # CREATE TABLE t1 ( a INT ); CREATE TABLE t2 ( a INT ); CREATE TABLE t3 ( a INT ); INSERT INTO t1 VALUES (1), (2); INSERT INTO t2 VALUES (1), (2); INSERT INTO t3 VALUES (1), (2); CREATE TRIGGER tr1 BEFORE DELETE ON t2 FOR EACH ROW INSERT INTO no_such_table VALUES (1); DELETE t1, t2, t3 FROM t1, t2, t3; ERROR 42S02: Table 'test.no_such_table' doesn't exist SELECT * FROM t1; a SELECT * FROM t2; a 1 2 SELECT * FROM t3; a 1 2 DROP TABLE t1, t2, t3; CREATE TABLE t1 ( a INT ); CREATE TABLE t2 ( a INT ); CREATE TABLE t3 ( a INT ); INSERT INTO t1 VALUES (1), (2); INSERT INTO t2 VALUES (1), (2); INSERT INTO t3 VALUES (1), (2); CREATE TRIGGER tr1 AFTER DELETE ON t2 FOR EACH ROW INSERT INTO no_such_table VALUES (1); DELETE t1, t2, t3 FROM t1, t2, t3; ERROR 42S02: Table 'test.no_such_table' doesn't exist SELECT * FROM t1; a SELECT * FROM t2; a 2 SELECT * FROM t3; a 1 2 DROP TABLE t1, t2, t3; # # Bug #46425 crash in Diagnostics_area::set_ok_status, # empty statement, DELETE IGNORE # CREATE table t1 (i INTEGER); INSERT INTO t1 VALUES (1); CREATE TRIGGER tr1 AFTER DELETE ON t1 FOR EACH ROW BEGIN INSERT INTO t1 SELECT * FROM t1 AS A; END | DELETE IGNORE FROM t1; ERROR HY000: Can't update table 't1' in stored function/trigger because it is already used by statement which invoked this stored function/trigger. DROP TABLE t1; # # Bug #53450: Crash/assertion # "virtual int ha_myisam::index_first(uchar*)") at assert.c:81 # CREATE TABLE t1 (a INT, b INT, c INT, INDEX(a), INDEX(b), INDEX(c)); INSERT INTO t1 VALUES (1,2,3), (4,5,6), (7,8,9); DELETE FROM t1 WHERE a = 10 OR b = 20 ORDER BY c LIMIT 1; DROP TABLE t1; # # Bug #53034: Multiple-table DELETE statements not accepting # "Access compatibility" syntax # CREATE TABLE t1 (id INT); CREATE TABLE t2 LIKE t1; CREATE TABLE t3 LIKE t1; DELETE FROM t1.*, test.t2.*, a.* USING t1, t2, t3 AS a; DROP TABLE t1, t2, t3; End of 5.1 tests # # Bug#51099 Assertion in mysql_multi_delete_prepare() # DROP TABLE IF EXISTS t1, t2; DROP VIEW IF EXISTS v1, v2; CREATE TABLE t1(a INT); CREATE TABLE t2(b INT); CREATE VIEW v1 AS SELECT a, b FROM t1, t2; CREATE VIEW v2 AS SELECT a FROM v1; DELETE FROM v2; ERROR HY000: Can not delete from join view 'test.v2' DELETE v2 FROM v2; ERROR HY000: Can not delete from join view 'test.v2' DROP VIEW v2, v1; DROP TABLE t1, t2;
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