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mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00

Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1

into sanja.is.com.ua:/home/bell/mysql/bk/work-delete-4.1
This commit is contained in:
bell@sanja.is.com.ua
2003-11-18 17:48:45 +02:00
6 changed files with 96 additions and 50 deletions

View File

@ -1,4 +1,4 @@
drop table if exists t1;
drop table if exists t1,t11,t12,t2;
CREATE TABLE t1 (a tinyint(3), b tinyint(5));
INSERT INTO t1 VALUES (1,1);
INSERT LOW_PRIORITY INTO t1 VALUES (1,2);
@ -58,3 +58,65 @@ select count(*) from t1;
count(*)
0
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 1241 Subquery returns more than 1 row
Error 1241 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 1241 Subquery returns more than 1 row
Error 1241 Subquery returns more than 1 row
select * from t11;
a b
0 10
1 11
drop table t11, t12, t2;

View File

@ -1569,32 +1569,3 @@ INSERT INTO t2 VALUES (100, 200, 'C');
SELECT DISTINCT COLC FROM t1 WHERE COLA = (SELECT COLA FROM t2 WHERE COLB = 200 AND COLC ='C' LIMIT 1);
COLC
DROP TABLE t1, t2;
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),(22, 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
22 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);
ERROR 21000: Subquery returns more than 1 row
select * from t2;
a b
1 21
2 12
3 23
drop table t11, t12, t2;

View File

@ -3,7 +3,7 @@
#
--disable_warnings
drop table if exists t1;
drop table if exists t1,t11,t12,t2;
--enable_warnings
CREATE TABLE t1 (a tinyint(3), b tinyint(5));
INSERT INTO t1 VALUES (1,1);
@ -71,3 +71,30 @@ delete from t1 where 3 > 2;
select count(*) from t1;
drop table t1;
#
# IGNORE option
#
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;
select * from t12;
select * from t2;
-- error 1241
delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a);
select * from t11;
select * from t12;
delete ignore t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a);
select * from t11;
select * from t12;
insert into t11 values (2, 12);
-- error 1241
delete from t11 where t11.b <> (select b from t2 where t11.a < t2.a);
select * from t11;
delete ignore from t11 where t11.b <> (select b from t2 where t11.a < t2.a);
select * from t11;
drop table t11, t12, t2;

View File

@ -1009,21 +1009,3 @@ INSERT INTO t1 VALUES (1,1,'1A3240'), (1,2,'4W2365');
INSERT INTO t2 VALUES (100, 200, 'C');
SELECT DISTINCT COLC FROM t1 WHERE COLA = (SELECT COLA FROM t2 WHERE COLB = 200 AND COLC ='C' LIMIT 1);
DROP TABLE t1, t2;
#
# errors handling
#
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),(22, 11),(2, 12);
insert into t2 values (1, 21),(2, 12),(3, 23);
select * from t11;
select * from t12;
select * from t2;
-- error 1241
delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b > (select b from t2);
select * from t2;
drop table t11, t12, t2;