mirror of
https://github.com/MariaDB/server.git
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417 lines
12 KiB
Text
417 lines
12 KiB
Text
set sql_mode=strict_all_tables;
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set time_zone="+02:00";
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create table t1 (a int not null, b int, c int);
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create trigger trgi before insert on t1 for each row set new.a=if(new.a is null,new.b,new.c);
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insert t1 values (10, NULL, 1);
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insert t1 values (NULL, 2, NULL);
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insert t1 values (NULL, NULL, 20);
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ERROR 23000: Column 'a' cannot be null
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insert t1 values (1, 2, NULL);
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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insert ignore t1 values (NULL, NULL, 30);
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Warnings:
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Warning 1048 Column 'a' cannot be null
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insert ignore t1 values (1, 3, NULL);
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Warnings:
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Warning 1048 Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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0 NULL 30
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0 3 NULL
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insert t1 set a=NULL, b=4, c=a;
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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0 NULL 30
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0 3 NULL
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4 4 NULL
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delete from t1;
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insert t1 (a,c) values (10, 1);
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insert t1 (a,b) values (NULL, 2);
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insert t1 (a,c) values (NULL, 20);
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ERROR 23000: Column 'a' cannot be null
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insert t1 (a,b) values (1, 2);
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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delete from t1;
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insert t1 select 10, NULL, 1;
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insert t1 select NULL, 2, NULL;
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insert t1 select NULL, NULL, 20;
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ERROR 23000: Column 'a' cannot be null
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insert t1 select 1, 2, NULL;
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ERROR 23000: Column 'a' cannot be null
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insert ignore t1 select NULL, NULL, 30;
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Warnings:
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Warning 1048 Column 'a' cannot be null
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insert ignore t1 select 1, 3, NULL;
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Warnings:
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Warning 1048 Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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0 NULL 30
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0 3 NULL
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delete from t1;
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insert delayed t1 values (10, NULL, 1);
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insert delayed t1 values (NULL, 2, NULL);
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insert delayed t1 values (NULL, NULL, 20);
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ERROR 23000: Column 'a' cannot be null
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insert delayed t1 values (1, 2, NULL);
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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insert delayed ignore t1 values (NULL, NULL, 30);
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Warnings:
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Warning 1048 Column 'a' cannot be null
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insert delayed ignore t1 values (1, 3, NULL);
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Warnings:
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Warning 1048 Column 'a' cannot be null
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flush table t1;
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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0 NULL 30
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0 3 NULL
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delete from t1;
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alter table t1 add primary key (a);
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create trigger trgu before update on t1 for each row set new.a=if(new.a is null,new.b,new.c);
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insert t1 values (100,100,100), (200,200,200), (300,300,300);
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insert t1 values (100,100,100) on duplicate key update a=10, b=NULL, c=1;
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insert t1 values (200,200,200) on duplicate key update a=NULL, b=2, c=NULL;
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insert t1 values (300,300,300) on duplicate key update a=NULL, b=NULL, c=20;
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ERROR 23000: Column 'a' cannot be null
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insert t1 values (300,300,300) on duplicate key update a=1, b=2, c=NULL;
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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300 300 300
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delete from t1;
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insert t1 values (1,100,1), (2,200,2);
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replace t1 values (10, NULL, 1);
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replace t1 values (NULL, 2, NULL);
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replace t1 values (NULL, NULL, 30);
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ERROR 23000: Column 'a' cannot be null
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replace t1 values (1, 3, NULL);
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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delete from t1;
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insert t1 values (100,100,100), (200,200,200), (300,300,300);
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update t1 set a=10, b=NULL, c=1 where a=100;
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update t1 set a=NULL, b=2, c=NULL where a=200;
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update t1 set a=NULL, b=NULL, c=20 where a=300;
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ERROR 23000: Column 'a' cannot be null
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update t1 set a=1, b=2, c=NULL where a=300;
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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300 300 300
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set statement sql_mode='' for update t1 set a=1, b=2, c=NULL where a > 1;
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ERROR 23000: Duplicate entry '0' for key 'PRIMARY'
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select * from t1;
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a b c
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1 NULL 1
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0 2 NULL
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300 300 300
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update t1 set a=NULL, b=4, c=a where a=300;
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select * from t1;
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a b c
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1 NULL 1
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0 2 NULL
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4 4 NULL
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delete from t1;
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create table t2 (d int, e int);
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insert t1 values (100,100,100), (200,200,200), (300,300,300);
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insert t2 select a,b from t1;
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update t1,t2 set a=10, b=NULL, c=1 where b=d and e=100;
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update t1,t2 set a=NULL, b=2, c=NULL where b=d and e=200;
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update t1,t2 set a=NULL, b=NULL, c=20 where b=d and e=300;
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ERROR 23000: Column 'a' cannot be null
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update t1,t2 set a=1, b=2, c=NULL where b=d and e=300;
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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300 300 300
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update t1,t2 set a=NULL, b=4, c=a where b=d and e=300;
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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4 4 300
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delete from t1;
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insert t2 values (2,2);
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create view v1 as select * from t1, t2 where d=2;
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insert v1 (a,c) values (10, 1);
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insert v1 (a,b) values (NULL, 2);
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insert v1 (a,c) values (NULL, 20);
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ERROR 23000: Column 'a' cannot be null
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insert v1 (a,b) values (1, 2);
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ERROR 23000: Column 'a' cannot be null
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select * from v1;
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a b c d e
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1 NULL 1 2 2
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2 2 NULL 2 2
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delete from t1;
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drop view v1;
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drop table t2;
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load data infile 'mdev8605.txt' into table t1 fields terminated by ',';
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ERROR 23000: Column 'a' cannot be null
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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drop table t1;
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create table t1 (a timestamp not null default now() on update now(), b int auto_increment primary key);
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create trigger trgi before insert on t1 for each row set new.a=if(new.a is null, '2000-10-20 10:20:30', NULL);
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set statement timestamp=777777777 for insert t1 (a) values (NULL);
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set statement timestamp=888888888 for insert t1 (a) values ('1999-12-11 10:9:8');
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select b, a, unix_timestamp(a) from t1;
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b a unix_timestamp(a)
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1 2000-10-20 10:20:30 972030030
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2 1998-03-03 03:34:48 888888888
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set statement timestamp=999999999 for update t1 set b=3 where b=2;
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select b, a, unix_timestamp(a) from t1;
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b a unix_timestamp(a)
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1 2000-10-20 10:20:30 972030030
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3 2001-09-09 03:46:39 999999999
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create trigger trgu before update on t1 for each row set new.a='2011-11-11 11:11:11';
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update t1 set b=4 where b=3;
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select b, a, unix_timestamp(a) from t1;
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b a unix_timestamp(a)
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1 2000-10-20 10:20:30 972030030
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4 2011-11-11 11:11:11 1321002671
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drop table t1;
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create table t1 (a int auto_increment primary key);
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create trigger trgi before insert on t1 for each row set new.a=if(new.a is null, 5, NULL);
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insert t1 values (NULL);
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insert t1 values (10);
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select a from t1;
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a
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5
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6
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drop table t1;
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create table t1 (a int, b int, c int);
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create trigger trgi before insert on t1 for each row set new.a=if(new.a is null,new.b,new.c);
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insert t1 values (10, NULL, 1);
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insert t1 values (NULL, 2, NULL);
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insert t1 values (NULL, NULL, 20);
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insert t1 values (1, 2, NULL);
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select * from t1;
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a b c
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1 NULL 1
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2 2 NULL
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NULL NULL 20
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NULL 2 NULL
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drop table t1;
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create table t1 (a1 tinyint not null, a2 timestamp not null,
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a3 tinyint not null auto_increment primary key,
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b tinyint, c int not null);
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create trigger trgi before insert on t1 for each row
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begin
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if new.b=1 then set new.a1=if(new.c,new.c,null); end if;
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if new.b=2 then set new.a2=if(new.c,new.c,null); end if;
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if new.b=3 then set new.a3=if(new.c,new.c,null); end if;
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end|
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set statement timestamp=777777777 for
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load data infile 'sep8605.txt' into table t1 fields terminated by ',';
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ERROR 23000: Column 'a1' cannot be null
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select * from t1;
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a1 a2 a3 b c
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1 2010-11-12 01:02:03 10 0 0
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2 2010-11-12 01:02:03 11 1 2
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3 1994-08-25 03:22:57 12 0 0
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4 2000-09-08 07:06:05 13 2 908070605
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5 1994-08-25 03:22:57 14 2 0
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6 2010-11-12 01:02:03 15 0 0
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7 2010-11-12 01:02:03 20 3 20
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8 2010-11-12 01:02:03 21 3 0
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delete from t1;
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set statement timestamp=777777777 for
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load data infile 'sep8605.txt' into table t1 fields terminated by ','
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(@a,a2,a3,b,c) set a1=100-@a;
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ERROR 23000: Column 'a1' cannot be null
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select 100-a1,a2,a3,b,c from t1;
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100-a1 a2 a3 b c
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1 2010-11-12 01:02:03 10 0 0
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98 2010-11-12 01:02:03 11 1 2
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3 1994-08-25 03:22:57 12 0 0
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4 2000-09-08 07:06:05 13 2 908070605
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5 1994-08-25 03:22:57 14 2 0
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6 2010-11-12 01:02:03 22 0 0
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7 2010-11-12 01:02:03 20 3 20
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8 2010-11-12 01:02:03 23 3 0
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delete from t1;
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set statement timestamp=777777777 for
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load data infile 'fix8605.txt' into table t1 fields terminated by '';
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ERROR 23000: Column 'a1' cannot be null
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select * from t1;
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a1 a2 a3 b c
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1 2010-11-12 01:02:03 10 0 0
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5 1994-08-25 03:22:57 14 2 0
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8 2010-11-12 01:02:03 24 3 0
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delete from t1;
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set statement timestamp=777777777 for
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load xml infile 'xml8605.txt' into table t1 rows identified by '<row>';
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ERROR 23000: Column 'a1' cannot be null
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select * from t1;
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a1 a2 a3 b c
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1 2010-11-12 01:02:03 10 0 0
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2 2010-11-12 01:02:03 11 1 2
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3 1994-08-25 03:22:57 12 0 0
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4 2000-09-08 07:06:05 13 2 908070605
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5 1994-08-25 03:22:57 14 2 0
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6 2010-11-12 01:02:03 25 0 0
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7 2010-11-12 01:02:03 20 3 20
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8 2010-11-12 01:02:03 26 3 0
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drop table t1;
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create table t1 (a int not null default 5, b int, c int);
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create trigger trgi before insert on t1 for each row set new.b=new.c;
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insert t1 values (DEFAULT,2,1);
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select * from t1;
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a b c
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5 1 1
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drop table t1;
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create table t1 (a int not null, b int not null default 5, c int);
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create trigger trgi before insert on t1 for each row
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begin
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if new.c=1 then set new.a=1, new.b=1; end if;
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if new.c=2 then set new.a=NULL, new.b=NULL; end if;
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if new.c=3 then set new.a=2; end if;
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end|
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insert t1 values (9, 9, 1);
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insert t1 values (9, 9, 2);
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ERROR 23000: Column 'a' cannot be null
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insert t1 (a,c) values (9, 3);
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select * from t1;
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a b c
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1 1 1
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2 5 3
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drop table t1;
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set session sql_mode ='no_auto_value_on_zero';
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create table t1 (id int unsigned auto_increment primary key);
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insert t1 values (0);
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select * from t1;
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id
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0
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delete from t1;
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create trigger t1_bi before insert on t1 for each row begin end;
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insert t1 values (0);
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insert t1 (id) values (0);
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ERROR 23000: Duplicate entry '0' for key 'PRIMARY'
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drop table t1;
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create table t1 (a int not null, b int);
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create trigger trgi before update on t1 for each row do 1;
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insert t1 values (1,1),(2,2),(3,3),(1,4);
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create table t2 select a as c, b as d from t1;
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update t1 set a=(select count(c) from t2 where c+1=a+1 group by a);
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select * from t1;
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a b
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2 1
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1 2
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1 3
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2 4
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drop table t1, t2;
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create table t1 (a int not null);
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create table t2 (f1 int unsigned not null, f2 int);
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insert into t2 values (1, null);
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create trigger tr1 before update on t1 for each row do 1;
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create trigger tr2 after update on t2 for each row update t1 set a=new.f2;
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update t2 set f2=1 where f1=1;
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drop table t1, t2;
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create table t1 (a int not null, primary key (a));
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insert into t1 (a) values (1);
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show columns from t1;
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Field Type Null Key Default Extra
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a int(11) NO PRI NULL
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create trigger t1bu before update on t1 for each row begin end;
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show columns from t1;
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Field Type Null Key Default Extra
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a int(11) NO PRI NULL
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insert into t1 (a) values (3);
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show columns from t1;
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Field Type Null Key Default Extra
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a int(11) NO PRI NULL
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drop table t1;
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create table t1 (
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pk int primary key,
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i int,
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v1 int as (i) virtual,
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v2 int as (i) virtual
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);
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create trigger tr before update on t1 for each row set @a = 1;
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insert into t1 (pk, i) values (null, null);
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ERROR 23000: Column 'pk' cannot be null
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drop table t1;
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#
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# MDEV-19761 Before Trigger not processed for Not Null Columns if no explicit value and no DEFAULT
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#
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create table t1( id int, rate int not null);
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create trigger test_trigger before insert on t1 for each row
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set new.rate=if(new.rate is null,10,new.rate);
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insert into t1 (id) values (1);
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insert into t1 values (2,3);
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select * from t1;
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id rate
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1 10
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2 3
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create or replace trigger test_trigger before insert on t1 for each row
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if new.rate is null then set new.rate = 15; end if;
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$$
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insert into t1 (id) values (3);
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insert into t1 values (4,5);
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select * from t1;
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id rate
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1 10
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2 3
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3 15
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4 5
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drop table t1;
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#
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# MDEV-35911 Assertion `marked_for_write_or_computed()' failed in bool Field_new_decimal::store_value(const my_decimal*, int*)
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#
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set sql_mode='';
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create table t1 (c fixed,c2 binary (1),c5 fixed not null);
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create trigger tr1 before update on t1 for each row set @a=0;
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insert into t1 (c) values (1);
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Warnings:
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Warning 1364 Field 'c5' doesn't have a default value
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drop table t1;
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set sql_mode=default;
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#
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# MDEV-36026 Problem with INSERT SELECT on NOT NULL columns while having BEFORE UPDATE trigger
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#
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create table t1 (b int(11) not null);
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create trigger t1bu before update on t1 for each row begin end;
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insert t1 (b) select 1 union select 2;
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create trigger trgi before insert on t1 for each row set new.b=ifnull(new.b,10);
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insert t1 (b) select NULL union select 11;
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select * from t1;
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b
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1
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2
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10
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11
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drop table t1;
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# End of 10.5 tests
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