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#
# MDEV-8605 MariaDB not use DEFAULT value even when inserted NULL for NOT NULLABLE column.
#
set sql_mode=strict_all_tables;
set time_zone="+02:00";
create table t1 (a int not null, b int, c int);
create trigger trgi before insert on t1 for each row set new.a=if(new.a is null,new.b,new.c);
# INSERT
insert t1 values (10, NULL, 1);
insert t1 values (NULL, 2, NULL);
--error ER_BAD_NULL_ERROR
insert t1 values (NULL, NULL, 20);
--error ER_BAD_NULL_ERROR
insert t1 values (1, 2, NULL);
select * from t1;
# INSERT IGNORE
insert ignore t1 values (NULL, NULL, 30);
insert ignore t1 values (1, 3, NULL);
select * from t1;
# fields in the value list
insert t1 set a=NULL, b=4, c=a;
select * from t1;
delete from t1;
#insert (column list)
insert t1 (a,c) values (10, 1);
insert t1 (a,b) values (NULL, 2);
--error ER_BAD_NULL_ERROR
insert t1 (a,c) values (NULL, 20);
--error ER_BAD_NULL_ERROR
insert t1 (a,b) values (1, 2);
select * from t1;
delete from t1;
# insert select
insert t1 select 10, NULL, 1;
insert t1 select NULL, 2, NULL;
--error ER_BAD_NULL_ERROR
insert t1 select NULL, NULL, 20;
--error ER_BAD_NULL_ERROR
insert t1 select 1, 2, NULL;
insert ignore t1 select NULL, NULL, 30;
insert ignore t1 select 1, 3, NULL;
select * from t1;
delete from t1;
# insert delayed
insert delayed t1 values (10, NULL, 1);
insert delayed t1 values (NULL, 2, NULL);
--error ER_BAD_NULL_ERROR
insert delayed t1 values (NULL, NULL, 20);
--error ER_BAD_NULL_ERROR
insert delayed t1 values (1, 2, NULL);
select * from t1;
insert delayed ignore t1 values (NULL, NULL, 30);
insert delayed ignore t1 values (1, 3, NULL);
flush table t1; # wait for inserts to finish
select * from t1;
delete from t1;
# insert on dup key update
alter table t1 add primary key (a);
create trigger trgu before update on t1 for each row set new.a=if(new.a is null,new.b,new.c);
insert t1 values (100,100,100), (200,200,200), (300,300,300);
insert t1 values (100,100,100) on duplicate key update a=10, b=NULL, c=1;
insert t1 values (200,200,200) on duplicate key update a=NULL, b=2, c=NULL;
--error ER_BAD_NULL_ERROR
insert t1 values (300,300,300) on duplicate key update a=NULL, b=NULL, c=20;
--error ER_BAD_NULL_ERROR
insert t1 values (300,300,300) on duplicate key update a=1, b=2, c=NULL;
select * from t1;
delete from t1;
# replace
insert t1 values (1,100,1), (2,200,2);
replace t1 values (10, NULL, 1);
replace t1 values (NULL, 2, NULL);
--error ER_BAD_NULL_ERROR
replace t1 values (NULL, NULL, 30);
--error ER_BAD_NULL_ERROR
replace t1 values (1, 3, NULL);
select * from t1;
delete from t1;
# update
insert t1 values (100,100,100), (200,200,200), (300,300,300);
update t1 set a=10, b=NULL, c=1 where a=100;
update t1 set a=NULL, b=2, c=NULL where a=200;
--error ER_BAD_NULL_ERROR
update t1 set a=NULL, b=NULL, c=20 where a=300;
--error ER_BAD_NULL_ERROR
update t1 set a=1, b=2, c=NULL where a=300;
select * from t1;
# Test UPDATE with NULL violation in many rows
--error ER_DUP_ENTRY
set statement sql_mode='' for update t1 set a=1, b=2, c=NULL where a > 1;
select * from t1;
# fields in the value list
update t1 set a=NULL, b=4, c=a where a=300;
select * from t1;
delete from t1;
# multi-update
create table t2 (d int, e int);
insert t1 values (100,100,100), (200,200,200), (300,300,300);
insert t2 select a,b from t1;
update t1,t2 set a=10, b=NULL, c=1 where b=d and e=100;
update t1,t2 set a=NULL, b=2, c=NULL where b=d and e=200;
--error ER_BAD_NULL_ERROR
update t1,t2 set a=NULL, b=NULL, c=20 where b=d and e=300;
--error ER_BAD_NULL_ERROR
update t1,t2 set a=1, b=2, c=NULL where b=d and e=300;
select * from t1;
# fields in the value list
update t1,t2 set a=NULL, b=4, c=a where b=d and e=300;
select * from t1;
delete from t1;
# view
insert t2 values (2,2);
create view v1 as select * from t1, t2 where d=2;
insert v1 (a,c) values (10, 1);
insert v1 (a,b) values (NULL, 2);
--error ER_BAD_NULL_ERROR
insert v1 (a,c) values (NULL, 20);
--error ER_BAD_NULL_ERROR
insert v1 (a,b) values (1, 2);
select * from v1;
delete from t1;
drop view v1;
drop table t2;
# load data
let $datadir=`select @@datadir`;
--write_file $datadir/test/mdev8605.txt
10,\N,1
\N,2,\N
\N,\N,20
EOF
--error ER_BAD_NULL_ERROR
load data infile 'mdev8605.txt' into table t1 fields terminated by ',';
select * from t1;
drop table t1;
--remove_file $datadir/test/mdev8605.txt
# timestamps (on NULL = NOW())
create table t1 (a timestamp, b int auto_increment primary key);
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);
set statement timestamp=777777777 for insert t1 (a) values (NULL);
set statement timestamp=888888888 for insert t1 (a) values ('1999-12-11 10:9:8');
select b, a, unix_timestamp(a) from t1;
set statement timestamp=999999999 for update t1 set b=3 where b=2;
select b, a, unix_timestamp(a) from t1;
create trigger trgu before update on t1 for each row set new.a='2011-11-11 11:11:11';
update t1 set b=4 where b=3;
select b, a, unix_timestamp(a) from t1;
drop table t1;
# auto-increment (on NULL = int)
create table t1 (a int auto_increment primary key);
create trigger trgi before insert on t1 for each row set new.a=if(new.a is null, 5, NULL);
insert t1 values (NULL);
insert t1 values (10);
select a from t1;
drop table t1;
# insert, all columns NULLable
create table t1 (a int, b int, c int);
create trigger trgi before insert on t1 for each row set new.a=if(new.a is null,new.b,new.c);
insert t1 values (10, NULL, 1);
insert t1 values (NULL, 2, NULL);
insert t1 values (NULL, NULL, 20);
insert t1 values (1, 2, NULL);
select * from t1;
drop table t1;
# more load data: autoinc and timestamp, different load formats
create table t1 (a1 tinyint not null, a2 timestamp not null,
a3 tinyint not null auto_increment primary key,
b tinyint, c int not null);
delimiter |;
create trigger trgi before insert on t1 for each row
begin
if new.b=1 then set new.a1=if(new.c,new.c,null); end if;
if new.b=2 then set new.a2=if(new.c,new.c,null); end if;
if new.b=3 then set new.a3=if(new.c,new.c,null); end if;
end|
delimiter ;|
--write_file $datadir/test/sep8605.txt
1,2010-11-12 1:2:3,10,0,0
\N,2010-11-12 1:2:3,11,1,2
3,\N,12,0,0
4,\N,13,2,908070605
5,2010-11-12 1:2:3,14,2,0
6,2010-11-12 1:2:3,\N,0,0
7,2010-11-12 1:2:3,\N,3,20
8,2010-11-12 1:2:3,30,3,0
99,2010-11-12 1:2:3,0,1,0
EOF
--error ER_BAD_NULL_ERROR
set statement timestamp=777777777 for
load data infile 'sep8605.txt' into table t1 fields terminated by ',';
select * from t1;
delete from t1;
--error ER_BAD_NULL_ERROR
set statement timestamp=777777777 for
load data infile 'sep8605.txt' into table t1 fields terminated by ','
(@a,a2,a3,b,c) set a1=100-@a;
select 100-a1,a2,a3,b,c from t1;
delete from t1;
--remove_file $datadir/test/sep8605.txt
--write_file $datadir/test/fix8605.txt
00012010-11-12 01:02:030010000000000000000
00052010-11-12 01:02:030014000200000000000
00082010-11-12 01:02:030030000300000000000
00992010-11-12 01:02:030000000100000000000
EOF
--error ER_BAD_NULL_ERROR
set statement timestamp=777777777 for
load data infile 'fix8605.txt' into table t1 fields terminated by '';
select * from t1;
delete from t1;
--remove_file $datadir/test/fix8605.txt
--write_file $datadir/test/xml8605.txt
<data>
<row>
<field name="a1">1</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="a3">10</field>
<field name="b">0</field>
<field name="c">0</field>
</row>
<row>
<field name="a2">2010-11-12 1:2:3</field>
<field name="a3">11</field>
<field name="b">1</field>
<field name="c">2</field>
</row>
<row>
<field name="a1">3</field>
<field name="a3">12</field>
<field name="b">0</field>
<field name="c">0</field>
</row>
<row>
<field name="a1">4</field>
<field name="a3">13</field>
<field name="b">2</field>
<field name="c">908070605</field>
</row>
<row>
<field name="a1">5</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="a3">14</field>
<field name="b">2</field>
<field name="c">0</field>
</row>
<row>
<field name="a1">6</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="b">0</field>
<field name="c">0</field>
</row>
<row>
<field name="a1">7</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="b">3</field>
<field name="c">20</field>
</row>
<row>
<field name="a1">8</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="a3">30</field>
<field name="b">3</field>
<field name="c">0</field>
</row>
<row>
<field name="a1">99</field>
<field name="a2">2010-11-12 1:2:3</field>
<field name="a3">0</field>
<field name="b">1</field>
<field name="c">0</field>
</row>
</data>
EOF
--error ER_BAD_NULL_ERROR
set statement timestamp=777777777 for
load xml infile 'xml8605.txt' into table t1 rows identified by '<row>';
select * from t1;
drop table t1;
--remove_file $datadir/test/xml8605.txt
# explicit DEFAULT
create table t1 (a int not null default 5, b int, c int);
create trigger trgi before insert on t1 for each row set new.b=new.c;
insert t1 values (DEFAULT,2,1);
select * from t1;
drop table t1;
# Two statements, first fails, second uses an implicit default
create table t1 (a int not null, b int not null default 5, c int);
delimiter |;
create trigger trgi before insert on t1 for each row
begin
if new.c=1 then set new.a=1, new.b=1; end if;
if new.c=2 then set new.a=NULL, new.b=NULL; end if;
if new.c=3 then set new.a=2; end if;
end|
delimiter ;|
insert t1 values (9, 9, 1);
--error ER_BAD_NULL_ERROR
insert t1 values (9, 9, 2);
insert t1 (a,c) values (9, 3);
select * from t1;
drop table t1;
#
# MDEV-9428 NO_AUTO_VALUE_ON_ZERO is ignored when a trigger before insert is defined
#
set session sql_mode ='no_auto_value_on_zero';
create table t1 (id int unsigned auto_increment primary key);
insert t1 values (0);
select * from t1;
delete from t1;
create trigger t1_bi before insert on t1 for each row begin end;
insert t1 values (0);
--error ER_DUP_ENTRY
insert t1 (id) values (0);
drop table t1;
#
# MDEV-9500 Bug after upgrade to 10.1.10 (and 10.1.11)
#
create table t1 (a int not null, b int);
create trigger trgi before update on t1 for each row do 1;
insert t1 values (1,1),(2,2),(3,3),(1,4);
create table t2 select a as c, b as d from t1;
update t1 set a=(select count(c) from t2 where c+1=a+1 group by a);
select * from t1;
drop table t1, t2;
#
# MDEV-9535 Trigger doing "SET NEW.auctionStart = NOW();" on a timestamp kills MariaDB server.
#
create table t1 (a int not null);
create table t2 (f1 int unsigned not null, f2 int);
insert into t2 values (1, null);
create trigger tr1 before update on t1 for each row do 1;
create trigger tr2 after update on t2 for each row update t1 set a=new.f2;
update t2 set f2=1 where f1=1;
drop table t1, t2;
#
# MDEV-9629 Disappearing PRI from Key column after creating a trigger
#
create table t1 (a int not null, primary key (a));
insert into t1 (a) values (1);
show columns from t1;
create trigger t1bu before update on t1 for each row begin end;
show columns from t1;
insert into t1 (a) values (3);
show columns from t1;
drop table t1;
#
# MDEV-11551 Server crashes in Field::is_real_null
#
create table t1 (
pk int primary key,
i int,
v1 int as (i) virtual,
v2 int as (i) virtual
);
create trigger tr before update on t1 for each row set @a = 1;
--error ER_BAD_NULL_ERROR
insert into t1 (pk, i) values (null, null);
drop table t1;
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