371 lines
10 KiB
Plaintext
371 lines
10 KiB
Plaintext
|
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;
|
||
|
|
ERROR 42S02: Unknown table 'alias' in MULTI DELETE
|
||
|
|
DELETE FROM db2.alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a;
|
||
|
|
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
|
||
|
|
#
|
||
|
|
# 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
|