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drop table if exists t1,t2,t3,t4,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
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drop view if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
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drop database if exists mysqltest;
use test;
create view v1 (c,d) as select a,b from t1;
ERROR 42S02: Table 'test.t1' doesn't exist
create temporary table t1 (a int, b int);
create view v1 (c) as select b+1 from t1;
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ERROR HY000: View's SELECT refers to a temporary table 't1'
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drop table t1;
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create table t1 (a int, b int);
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insert into t1 values (1,2), (1,3), (2,4), (2,5), (3,10);
create view v1 (c,d) as select a,b+@@global.max_user_connections from t1;
ERROR HY000: View's SELECT contains a variable or parameter
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create view v1 (c,d) as select a,b from t1
where a = @@global.max_user_connections;
ERROR HY000: View's SELECT contains a variable or parameter
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create view v1 (c) as select b+1 from t1;
select c from v1;
c
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select is_updatable from information_schema.views where table_name='v1';
is_updatable
NO
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create temporary table t1 (a int, b int);
select * from t1;
a	b
select c from v1;
c
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show create table v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select (`t1`.`b` + 1) AS `c` from `t1`	latin1	latin1_swedish_ci
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show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select (`t1`.`b` + 1) AS `c` from `t1`	latin1	latin1_swedish_ci
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show create view t1;
ERROR HY000: 'test.t1' is not VIEW
drop table t1;
select a from v1;
ERROR 42S22: Unknown column 'a' in 'field list'
select v1.a from v1;
ERROR 42S22: Unknown column 'v1.a' in 'field list'
select b from v1;
ERROR 42S22: Unknown column 'b' in 'field list'
select v1.b from v1;
ERROR 42S22: Unknown column 'v1.b' in 'field list'
explain extended select c from v1;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
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1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select (`test`.`t1`.`b` + 1) AS `c` from `test`.`t1`
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create algorithm=temptable view v2 (c) as select b+1 from t1;
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show create view v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select (`t1`.`b` + 1) AS `c` from `t1`	latin1	latin1_swedish_ci
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select c from v2;
c
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explain extended select c from v2;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	100.00	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select `v2`.`c` AS `c` from `test`.`v2`
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create view v3 (c) as select a+1 from v1;
ERROR 42S22: Unknown column 'a' in 'field list'
create view v3 (c) as select b+1 from v1;
ERROR 42S22: Unknown column 'b' in 'field list'
create view v3 (c) as select c+1 from v1;
select c from v3;
c
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explain extended select c from v3;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
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1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select ((`test`.`t1`.`b` + 1) + 1) AS `c` from `test`.`t1`
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create algorithm=temptable view v4 (c) as select c+1 from v2;
select c from v4;
c
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explain extended select c from v4;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	100.00	
2	DERIVED	<derived3>	ALL	NULL	NULL	NULL	NULL	5	100.00	
3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select `v4`.`c` AS `c` from `test`.`v4`
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create view v5 (c) as select c+1 from v2;
select c from v5;
c
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explain extended select c from v5;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	<derived3>	ALL	NULL	NULL	NULL	NULL	5	100.00	
3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select (`v2`.`c` + 1) AS `c` from `test`.`v2`
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create algorithm=temptable view v6 (c) as select c+1 from v1;
select c from v6;
c
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explain extended select c from v6;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	100.00	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
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Warnings:
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Note	1003	select `v6`.`c` AS `c` from `test`.`v6`
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show tables;
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Tables_in_test
t1
v1
v2
v3
v4
v5
v6
show full tables;
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Tables_in_test	Table_type
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t1	BASE TABLE
v1	VIEW
v2	VIEW
v3	VIEW
v4	VIEW
v5	VIEW
v6	VIEW
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show table status;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
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t1	MyISAM	10	Fixed	5	9	45	#	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
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v1	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
v2	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
v3	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
v4	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
v5	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
v6	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	VIEW
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drop view v1,v2,v3,v4,v5,v6;
create view v1 (c,d,e,f) as select a,b,
a in (select a+2 from t1), a = all (select a from t1) from t1;
create view v2 as select c, d from v1;
select * from v1;
c	d	e	f
1	2	0	0
1	3	0	0
2	4	0	0
2	5	0	0
3	10	1	0
select * from v2;
c	d
1	2
1	3
2	4
2	5
3	10
create view v1 (c,d,e,f) as select a,b, a in (select a+2 from t1), a = all (select a from t1) from t1;
ERROR 42S01: Table 'v1' already exists
create or replace view v1 (c,d,e,f) as select a,b, a in (select a+2 from t1), a = all (select a from t1) from t1;
drop view v2;
alter view v2 as select c, d from v1;
ERROR 42S02: Table 'test.v2' doesn't exist
create or replace view v2 as select c, d from v1;
alter view v1 (c,d) as select a,max(b) from t1 group by a;
select * from v1;
c	d
1	3
2	5
3	10
select * from v2;
c	d
1	3
2	5
3	10
drop view v100;
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ERROR 42S02: Unknown table 'v100'
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drop view t1;
ERROR HY000: 'test.t1' is not VIEW
drop table v1;
ERROR 42S02: Unknown table 'v1'
drop view v1,v2;
drop table t1;
create table t1 (a int);
insert into t1 values (1), (2), (3);
create view v1 (a) as select a+1 from t1;
create view v2 (a) as select a-1 from t1;
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select * from t1 natural left join v1;
a
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3
select * from v2 natural left join t1;
a
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2
select * from v2 natural left join v1;
a
0
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2
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drop view v1, v2;
drop table t1;
create table t1 (a int);
insert into t1 values (1), (2), (3), (1), (2), (3);
create view v1 as select distinct a from t1;
select * from v1;
a
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explain select * from v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	3	
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2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	6	Using temporary
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select * from t1;
a
1
2
3
1
2
3
drop view v1;
drop table t1;
create table t1 (a int);
create view v1 as select distinct a from t1 WITH CHECK OPTION;
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ERROR HY000: CHECK OPTION on non-updatable view 'test.v1'
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create view v1 as select a from t1 WITH CHECK OPTION;
create view v2 as select a from t1 WITH CASCADED CHECK OPTION;
create view v3 as select a from t1 WITH LOCAL CHECK OPTION;
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drop view v3 RESTRICT;
drop view v2 CASCADE;
drop view v1;
drop table t1;
create table t1 (a int, b int);
insert into t1 values (1,2), (1,3), (2,4), (2,5), (3,10);
create view v1 (c) as select b+1 from t1;
select test.c from v1 test;
c
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create algorithm=temptable view v2 (c) as select b+1 from t1;
select test.c from v2 test;
c
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select test1.* from v1 test1, v2 test2 where test1.c=test2.c;
c
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select test2.* from v1 test1, v2 test2 where test1.c=test2.c;
c
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drop table t1;
drop view v1,v2;
create table t1 (a int);
insert into t1 values (1), (2), (3), (4);
create view v1 as select a+1 from t1 order by 1 desc limit 2;
select * from v1;
a+1
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explain select * from v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	2	
306
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	4	Using filesort
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drop view v1;
drop table t1;
create table t1 (a int);
insert into t1 values (1), (2), (3), (4);
create view v1 as select a+1 from t1;
create table t2 select * from v1;
show columns from t2;
Field	Type	Null	Key	Default	Extra
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a+1	bigint(12)	YES		NULL	
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select * from t2;
a+1
2
3
4
5
drop view v1;
drop table t1,t2;
create table t1 (a int, b int, primary key(a));
insert into t1 values (10,2), (20,3), (30,4), (40,5), (50,10);
create view v1 (a,c) as select a, b+1 from t1;
create algorithm=temptable view v2 (a,c) as select a, b+1 from t1;
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select is_updatable from information_schema.views where table_name='v2';
is_updatable
NO
select is_updatable from information_schema.views where table_name='v1';
is_updatable
YES
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update v1 set c=a+c;
ERROR HY000: Column 'c' is not updatable
update v2 set a=a+c;
ERROR HY000: The target table v2 of the UPDATE is not updatable
update v1 set a=a+c;
select * from v1;
a	c
13	3
24	4
35	5
46	6
61	11
select * from t1;
a	b
13	2
24	3
35	4
46	5
61	10
drop table t1;
drop view v1,v2;
create table t1 (a int, b int, primary key(a));
insert into t1 values (10,2), (20,3), (30,4), (40,5), (50,10);
create table t2 (x int);
insert into t2 values (10), (20);
create view v1 (a,c) as select a, b+1 from t1;
create algorithm=temptable view v2 (a,c) as select a, b+1 from t1;
update t2,v1 set v1.c=v1.a+v1.c where t2.x=v1.a;
ERROR HY000: Column 'c' is not updatable
update t2,v2 set v2.a=v2.v2.a+c where t2.x=v2.a;
ERROR HY000: The target table v2 of the UPDATE is not updatable
update t2,v1 set v1.a=v1.a+v1.c where t2.x=v1.a;
select * from v1;
a	c
13	3
24	4
30	5
40	6
50	11
select * from t1;
a	b
13	2
24	3
30	4
40	5
50	10
drop table t1,t2;
drop view v1,v2;
create table t1 (a int, b int, primary key(b));
insert into t1 values (1,20), (2,30), (3,40), (4,50), (5,100);
create view v1 (c) as select b from t1 where a<3;
select * from v1;
c
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explain extended select * from v1;
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
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1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	Using where
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Warnings:
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Note	1003	select `test`.`t1`.`b` AS `c` from `test`.`t1` where (`test`.`t1`.`a` < 3)
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update v1 set c=c+1;
select * from t1;
a	b
1	21
2	31
3	40
4	50
5	100
create view v2 (c) as select b from t1 where a>=3;
select * from v1, v2;
c	c
21	40
31	40
21	50
31	50
21	100
31	100
drop view v1, v2;
drop table t1;
create table t1 (a int, b int, primary key(a));
insert into t1 values (1,2), (2,3), (3,4), (4,5), (5,10);
create view v1 (a,c) as select a, b+1 from t1;
create algorithm=temptable view v2 (a,c) as select a, b+1 from t1;
delete from v2 where c < 4;
ERROR HY000: The target table v2 of the DELETE is not updatable
delete from v1 where c < 4;
select * from v1;
a	c
2	4
3	5
4	6
5	11
select * from t1;
a	b
2	3
3	4
4	5
5	10
drop table t1;
drop view v1,v2;
create table t1 (a int, b int, primary key(a));
insert into t1 values (1,2), (2,3), (3,4), (4,5), (5,10);
create table t2 (x int);
insert into t2 values (1), (2), (3), (4);
create view v1 (a,c) as select a, b+1 from t1;
create algorithm=temptable view v2 (a,c) as select a, b+1 from t1;
delete v2 from t2,v2 where t2.x=v2.a;
ERROR HY000: The target table v2 of the DELETE is not updatable
delete v1 from t2,v1 where t2.x=v1.a;
select * from v1;
a	c
5	11
select * from t1;
a	b
5	10
drop table t1,t2;
drop view v1,v2;
create table t1 (a int, b int, c int, primary key(a,b));
insert into t1 values (10,2,-1), (20,3,-2), (30,4,-3), (40,5,-4), (50,10,-5);
create view v1 (x,y) as select a, b from t1;
create view v2 (x,y) as select a, c from t1;
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set updatable_views_with_limit=NO;
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update v1 set x=x+1;
update v2 set x=x+1;
update v1 set x=x+1 limit 1;
update v2 set x=x+1 limit 1;
ERROR HY000: The target table v2 of the UPDATE is not updatable
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set updatable_views_with_limit=YES;
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update v1 set x=x+1 limit 1;
update v2 set x=x+1 limit 1;
Warnings:
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Note	1355	View being updated does not have complete key of underlying table in it
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set updatable_views_with_limit=DEFAULT;
show variables like "updatable_views_with_limit";
Variable_name	Value
updatable_views_with_limit	YES
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select * from t1;
a	b	c
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15	2	-1
22	3	-2
32	4	-3
42	5	-4
52	10	-5
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drop table t1;
drop view v1,v2;
create table t1 (a int, b int, c int, primary key(a,b));
insert into t1 values (10,2,-1), (20,3,-2);
create view v1 (x,y,z) as select c, b, a from t1;
create view v2 (x,y) as select b, a from t1;
create view v3 (x,y,z) as select b, a, b from t1;
create view v4 (x,y,z) as select c+1, b, a from t1;
create algorithm=temptable view v5 (x,y,z) as select c, b, a from t1;
insert into v3 values (-60,4,30);
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ERROR HY000: The target table v3 of the INSERT is not insertable-into
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insert into v4 values (-60,4,30);
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ERROR HY000: The target table v4 of the INSERT is not insertable-into
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insert into v5 values (-60,4,30);
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ERROR HY000: The target table v5 of the INSERT is not insertable-into
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insert into v1 values (-60,4,30);
insert into v1 (z,y,x) values (50,6,-100);
insert into v2 values (5,40);
select * from t1;
a	b	c
10	2	-1
20	3	-2
30	4	-60
50	6	-100
40	5	NULL
drop table t1;
drop view v1,v2,v3,v4,v5;
create table t1 (a int, b int, c int, primary key(a,b));
insert into t1 values (10,2,-1), (20,3,-2);
create table t2 (a int, b int, c int, primary key(a,b));
insert into t2 values (30,4,-60);
create view v1 (x,y,z) as select c, b, a from t1;
create view v2 (x,y) as select b, a from t1;
create view v3 (x,y,z) as select b, a, b from t1;
create view v4 (x,y,z) as select c+1, b, a from t1;
create algorithm=temptable view v5 (x,y,z) as select c, b, a from t1;
insert into v3 select c, b, a from t2;
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ERROR HY000: The target table v3 of the INSERT is not insertable-into
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VIEW  
bell@sanja.is.com.ua committed
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insert into v4 select c, b, a from t2;
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ERROR HY000: The target table v4 of the INSERT is not insertable-into
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VIEW  
bell@sanja.is.com.ua committed
517
insert into v5 select c, b, a from t2;
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ERROR HY000: The target table v5 of the INSERT is not insertable-into
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VIEW  
bell@sanja.is.com.ua committed
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insert into v1 select c, b, a from t2;
insert into v1 (z,y,x) select a+20,b+2,-100 from t2;
insert into v2 select b+1, a+10 from t2;
select * from t1;
a	b	c
10	2	-1
20	3	-2
30	4	-60
50	6	-100
40	5	NULL
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drop table t1, t2;
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VIEW  
bell@sanja.is.com.ua committed
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drop view v1,v2,v3,v4,v5;
create table t1 (a int, primary key(a));
insert into t1 values (1), (2), (3);
create view v1 (x) as select a from t1 where a > 1;
select t1.a, v1.x from t1 left join v1 on (t1.a= v1.x);
a	x
1	NULL
2	2
3	3
drop table t1;
drop view v1;
create table t1 (a int, primary key(a));
insert into t1 values (1), (2), (3), (200);
create view v1 (x) as select a from t1 where a > 1;
create view v2 (y) as select x from v1 where x < 100;
select * from v2;
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y
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VIEW  
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2
3
drop table t1;
drop view v1,v2;
create table t1 (a int, primary key(a));
insert into t1 values (1), (2), (3), (200);
create ALGORITHM=TEMPTABLE view v1 (x) as select a from t1;
create view v2 (y) as select x from v1;
update v2 set y=10 where y=2;
ERROR HY000: The target table v2 of the UPDATE is not updatable
drop table t1;
drop view v1,v2;
create table t1 (a int not null auto_increment, b int not null, primary key(a), unique(b));
create view v1 (x) as select b from t1;
insert into v1 values (1);
select last_insert_id();
last_insert_id()
0
insert into t1 (b) values (2);
select last_insert_id();
last_insert_id()
2
select * from t1;
a	b
1	1
2	2
drop view v1;
drop table t1;
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set sql_mode='ansi';
create table t1 ("a*b" int);
create view v1 as select "a*b" from t1;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE VIEW "v1" AS select "t1"."a*b" AS "a*b" from "t1"	latin1	latin1_swedish_ci
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drop view v1;
drop table t1;
set sql_mode=default;
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create table t1 (t_column int);
create view v1 as select 'a';
select * from v1, t1;
a	t_column
drop view v1;
drop table t1;
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create table `t1a``b` (col1 char(2));
create view v1 as select * from `t1a``b`;
select * from v1;
col1
describe v1;
Field	Type	Null	Key	Default	Extra
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col1	char(2)	YES		NULL	
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drop view v1;
drop table `t1a``b`;
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create table t1 (col1 char(5),col2 char(5));
create view v1 as select * from t1;
drop table t1;
create table t1 (col1 char(5),newcol2 char(5));
insert into v1 values('a','aa');
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ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
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drop table t1;
select * from v1;
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ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
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drop view v1;
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create view v1 (a,a) as select 'a','a';
ERROR 42S21: Duplicate column name 'a'
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create table t1 (col1 int,col2 char(22));
insert into t1 values(5,'Hello, world of views');
create view v1 as select * from t1;
create view v2 as select * from v1;
update v2 set col2='Hello, view world';
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select is_updatable from information_schema.views;
is_updatable
YES
YES
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select * from t1;
col1	col2
5	Hello, view world
drop view v2, v1;
drop table t1;
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create table t1 (a int, b int);
create view v1 as select a, sum(b) from t1 group by a;
select b from v1 use index (some_index) where b=1;
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ERROR HY000: Incorrect usage of index hints and VIEW
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drop view v1;
drop table t1;
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create table t1 (col1 char(5),col2 char(5));
create view v1 (col1,col2) as select col1,col2 from t1;
insert into v1 values('s1','p1'),('s1','p2'),('s1','p3'),('s1','p4'),('s2','p1'),('s3','p2'),('s4','p4');
select distinct first.col2 from t1 first where first.col2 in (select second.col2 from t1 second where second.col1<>first.col1);
col2
p1
p2
p4
select distinct first.col2 from v1 first where first.col2 in (select second.col2 from t1 second where second.col1<>first.col1);
col2
p1
p2
p4
drop view v1;
drop table t1;
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create table t1 (a int);
create view v1 as select a from t1;
insert into t1 values (1);
SET @v0 = '2';
PREPARE stmt FROM 'UPDATE v1 SET a = ?';
EXECUTE stmt USING @v0;
DEALLOCATE PREPARE stmt;
SET @v0 = '3';
PREPARE stmt FROM 'insert into v1 values (?)';
EXECUTE stmt USING @v0;
DEALLOCATE PREPARE stmt;
SET @v0 = '4';
PREPARE stmt FROM 'insert into v1 (a) values (?)';
EXECUTE stmt USING @v0;
DEALLOCATE PREPARE stmt;
select * from t1;
a
2
3
4
drop view v1;
drop table t1;
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CREATE VIEW v02 AS SELECT * FROM DUAL;
ERROR HY000: No tables used
SHOW TABLES;
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Tables_in_test
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CREATE VIEW v1 AS SELECT EXISTS (SELECT 1 UNION SELECT 2);
select * from v1;
EXISTS (SELECT 1 UNION SELECT 2)
1
drop view v1;
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create table t1 (col1 int,col2 char(22));
create view v1 as select * from t1;
create index i1 on v1 (col1);
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ERROR HY000: 'test.v1' is not BASE TABLE
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drop view v1;
drop table t1;
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CREATE VIEW v1 (f1,f2,f3,f4) AS SELECT connection_id(), pi(), current_user(), version();
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select connection_id() AS `f1`,pi() AS `f2`,current_user() AS `f3`,version() AS `f4`	latin1	latin1_swedish_ci
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drop view v1;
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create table t1 (s1 int);
create table t2 (s2 int);
insert into t1 values (1), (2);
insert into t2 values (2), (3);
create view v1 as select * from t1,t2 union all select * from t1,t2;
select * from v1;
s1	s2
1	2
2	2
1	3
2	3
1	2
2	2
1	3
2	3
drop view v1;
drop tables t1, t2;
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create table t1 (col1 int);
insert into t1 values (1);
create view v1 as select count(*) from t1;
insert into t1 values (null);
select * from v1;
count(*)
2
drop view v1;
drop table t1;
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create table t1 (a int);
create table t2 (a int);
create view v1 as select a from t1;
create view v2 as select a from t2 where a in (select a from v1);
show create view v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t2`.`a` AS `a` from `t2` where `t2`.`a` in (select `v1`.`a` AS `a` from `v1`)	latin1	latin1_swedish_ci
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drop view v2, v1;
drop table t1, t2;
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CREATE VIEW `v 1` AS select 5 AS `5`;
show create view `v 1`;
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View	Create View	character_set_client	collation_connection
v 1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v 1` AS select 5 AS `5`	latin1	latin1_swedish_ci
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drop view `v 1`;
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create database mysqltest;
create table mysqltest.t1 (a int, b int);
create view mysqltest.v1 as select a from mysqltest.t1;
alter view mysqltest.v1 as select b from mysqltest.t1;
alter view mysqltest.v1 as select a from mysqltest.t1;
drop database mysqltest;
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CREATE TABLE t1 (c1 int not null auto_increment primary key, c2 varchar(20), fulltext(c2));
insert into t1 (c2) VALUES ('real Beer'),('Water'),('Kossu'),('Coca-Cola'),('Vodka'),('Wine'),('almost real Beer');
select * from t1 WHERE match (c2) against ('Beer');
c1	c2
1	real Beer
7	almost real Beer
CREATE VIEW v1 AS SELECT  * from t1 WHERE match (c2) against ('Beer');
select * from v1;
c1	c2
1	real Beer
7	almost real Beer
drop view v1;
drop table t1;
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create table t1 (a int);
insert into t1 values (1),(1),(2),(2),(3),(3);
create view v1 as select a from t1;
select distinct a from v1;
a
1
2
3
select distinct a from v1 limit 2;
a
1
2
select distinct a from t1 limit 2;
a
1
2
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prepare stmt1 from "select distinct a from v1 limit 2";
execute stmt1;
a
1
2
execute stmt1;
a
1
2
deallocate prepare stmt1;
drop view v1;
drop table t1;
create table t1 (tg_column bigint);
create view v1 as select count(tg_column) as vg_column from t1;
select avg(vg_column) from v1;
avg(vg_column)
0.0000
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drop view v1;
drop table t1;
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create table t1 (col1 bigint not null, primary key (col1));
create table t2 (col1 bigint not null, key (col1));
create view v1 as select * from t1;
create view v2 as select * from t2;
insert into v1 values (1);
insert into v2 values (1);
create view v3 (a,b) as select v1.col1 as a, v2.col1 as b from v1, v2 where v1.col1 = v2.col1;
select * from v3;
a	b
1	1
show create view v3;
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View	Create View	character_set_client	collation_connection
v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select `v1`.`col1` AS `a`,`v2`.`col1` AS `b` from (`v1` join `v2`) where (`v1`.`col1` = `v2`.`col1`)	latin1	latin1_swedish_ci
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drop view v3, v2, v1;
drop table t2, t1;
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create function `f``1` () returns int return 5;
create view v1 as select test.`f``1` ();
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`f``1`() AS `test.``f````1`` ()`	latin1	latin1_swedish_ci
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select * from v1;
test.`f``1` ()
5
drop view v1;
drop function `f``1`;
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create function a() returns int return 5;
create view v1 as select a();
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select * from v1;
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a()
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5
drop view v1;
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drop function a;
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create table t2 (col1 char collate latin1_german2_ci);
create view v2 as select col1 collate latin1_german1_ci from t2;
show create view v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select (`t2`.`col1` collate latin1_german1_ci) AS `col1 collate latin1_german1_ci` from `t2`	latin1	latin1_swedish_ci
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show create view v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select (`t2`.`col1` collate latin1_german1_ci) AS `col1 collate latin1_german1_ci` from `t2`	latin1	latin1_swedish_ci
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drop view v2;
drop table t2;
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create table t1 (a int);
insert into t1 values (1), (2);
create view v1 as select 5 from t1 order by 1;
select * from v1;
5
5
5
drop view v1;
drop table t1;
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create function x1 () returns int return 5;
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serg@serg.mylan committed
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create table t1 (s1 int);
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create view v1 as select x1() from t1;
drop function x1;
select * from v1;
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ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
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show table status;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
841
t1	MyISAM	10	Fixed	0	0	0	#	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
842
v1	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	View 'test.v1' references invalid table(s) or column(s) or function(s) or define
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drop view v1;
drop table t1;
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create view v1 as select 99999999999999999999999999999999999999999999999999999 as col1;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 99999999999999999999999999999999999999999999999999999 AS `col1`	latin1	latin1_swedish_ci
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drop view v1;
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SET @old_cs_client = @@character_set_client;
SET @old_cs_results = @@character_set_results;
SET @old_cs_connection = @@character_set_connection;
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set names utf8;
create table tü (cü char);
create view vü as select cü from tü;
insert into vü values ('ü');
select * from vü;

ü
drop view vü;
drop table tü;
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SET character_set_client = @old_cs_client;
SET character_set_results = @old_cs_results;
SET character_set_connection = @old_cs_connection;
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create table t1 (a int, b int);
insert into t1 values (1,2), (1,3), (2,4), (2,5), (3,10);
create view v1(c) as select a+1 from t1 where b >= 4;
select c from v1 where exists (select * from t1 where a=2 and b=c);
c
4
drop view v1;
drop table t1;
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create view v1 as select cast(1 as char(3));
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select cast(1 as char(3) charset latin1) AS `cast(1 as char(3))`	latin1	latin1_swedish_ci
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select * from v1;
cast(1 as char(3))
1
drop view v1;
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create table t1 (a int);
create view v1 as select a from t1;
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monty@mysql.com committed
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create view v3 as select a from t1;
create database mysqltest;
rename table v1 to mysqltest.v1;
ERROR HY000: Changing schema from 'test' to 'mysqltest' is not allowed.
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rename table v1 to v2;
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monty@mysql.com committed
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rename table v3 to v1, v2 to t1;
ERROR 42S01: Table 't1' already exists
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drop table t1;
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monty@mysql.com committed
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drop view v2,v3;
drop database mysqltest;
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create view v1 as select 'a',1;
create view v2 as select * from v1 union all select * from v1;
create view v3 as select * from v2 where 1 = (select `1` from v2);
create view v4 as select * from v3;
select * from v4;
ERROR 21000: Subquery returns more than 1 row
drop view v4, v3, v2, v1;
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create view v1 as select 5 into @w;
ERROR HY000: View's SELECT contains a 'INTO' clause
create view v1 as select 5 into outfile 'ttt';
ERROR HY000: View's SELECT contains a 'INTO' clause
create table t1 (a int);
create view v1 as select a from t1 procedure analyse();
ERROR HY000: View's SELECT contains a 'PROCEDURE' clause
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create view v1 as select 1 from (select 1) as d1;
ERROR HY000: View's SELECT contains a subquery in the FROM clause
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drop table t1;
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create table t1 (s1 int, primary key (s1));
create view v1 as select * from t1;
insert into v1 values (1) on duplicate key update s1 = 7;
insert into v1 values (1) on duplicate key update s1 = 7;
select * from t1;
s1
7
drop view v1;
drop table t1;
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create table t1 (col1 int);
create table t2 (col1 int);
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create table t3 (col1 datetime not null);
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create view v1 as select * from t1;
create view v2 as select * from v1;
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create view v3 as select v2.col1 from v2,t2 where v2.col1 = t2.col1;
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update v2 set col1 = (select max(col1) from v1);
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v2'.
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update v2 set col1 = (select max(col1) from t1);
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ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v2'.
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update v2 set col1 = (select max(col1) from v2);
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
update v2,t2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v2'.
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update t1,t2 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't1'.
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update v1,t2 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
ERROR HY000: You can't specify target table 'v1' for update in FROM clause
update t2,v2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'.
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update t2,t1 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'.
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update t2,v1 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'.
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update v2,t2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
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ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v2'.
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update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
ERROR HY000: You can't specify target table 't1' for update in FROM clause
update v1,t2 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
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ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v1'.
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update t2,v2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
ERROR HY000: You can't specify target table 't2' for update in FROM clause
update t2,t1 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
ERROR HY000: You can't specify target table 't2' for update in FROM clause
update t2,v1 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
ERROR HY000: You can't specify target table 't2' for update in FROM clause
update v2,t2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
update t1,t2 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
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ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't1'.
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update v1,t2 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
960
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v1'.
961
update t2,v2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
962
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'.
963
update t2,t1 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
964
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'.
965
update t2,v1 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
966
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'.
967
update v3 set v3.col1 = (select max(col1) from v1);
968
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v3'.
969
update v3 set v3.col1 = (select max(col1) from t1);
970
ERROR HY000: The definition of table 'v3' prevents operation UPDATE on table 'v3'.
971
update v3 set v3.col1 = (select max(col1) from v2);
972
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v3'.
973 974
update v3 set v3.col1 = (select max(col1) from v3);
ERROR HY000: You can't specify target table 'v3' for update in FROM clause
975
delete from v2 where col1 = (select max(col1) from v1);
976
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v2'.
977
delete from v2 where col1 = (select max(col1) from t1);
978
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v2'.
979 980 981
delete from v2 where col1 = (select max(col1) from v2);
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
delete v2 from v2,t2 where (select max(col1) from v1) > 0 and v2.col1 = t2.col1;
982
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v2'.
983
delete t1 from t1,t2 where (select max(col1) from v1) > 0 and t1.col1 = t2.col1;
984
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 't1'.
985 986 987
delete v1 from v1,t2 where (select max(col1) from v1) > 0 and v1.col1 = t2.col1;
ERROR HY000: You can't specify target table 'v1' for update in FROM clause
delete v2 from v2,t2 where (select max(col1) from t1) > 0 and v2.col1 = t2.col1;
988
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v2'.
989 990 991
delete t1 from t1,t2 where (select max(col1) from t1) > 0 and t1.col1 = t2.col1;
ERROR HY000: You can't specify target table 't1' for update in FROM clause
delete v1 from v1,t2 where (select max(col1) from t1) > 0 and v1.col1 = t2.col1;
992
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v1'.
993 994 995
delete v2 from v2,t2 where (select max(col1) from v2) > 0 and v2.col1 = t2.col1;
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
delete t1 from t1,t2 where (select max(col1) from v2) > 0 and t1.col1 = t2.col1;
996
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 't1'.
997
delete v1 from v1,t2 where (select max(col1) from v2) > 0 and v1.col1 = t2.col1;
998
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v1'.
999
insert into v2 values ((select max(col1) from v1));
1000
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'v2'.
1001
insert into t1 values ((select max(col1) from v1));
1002
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 't1'.
1003
insert into v2 values ((select max(col1) from v1));
1004
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'v2'.
1005
insert into v2 values ((select max(col1) from t1));
1006
ERROR HY000: The definition of table 'v2' prevents operation INSERT on table 'v2'.
1007 1008 1009
insert into t1 values ((select max(col1) from t1));
ERROR HY000: You can't specify target table 't1' for update in FROM clause
insert into v2 values ((select max(col1) from t1));
1010
ERROR HY000: The definition of table 'v2' prevents operation INSERT on table 'v2'.
1011 1012 1013
insert into v2 values ((select max(col1) from v2));
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
insert into t1 values ((select max(col1) from v2));
1014
ERROR HY000: The definition of table 'v2' prevents operation INSERT on table 't1'.
1015 1016 1017
insert into v2 values ((select max(col1) from v2));
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
insert into v3 (col1) values ((select max(col1) from v1));
1018
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'v3'.
1019
insert into v3 (col1) values ((select max(col1) from t1));
1020
ERROR HY000: The definition of table 'v3' prevents operation INSERT on table 'v3'.
1021
insert into v3 (col1) values ((select max(col1) from v2));
1022
ERROR HY000: The definition of table 'v2' prevents operation INSERT on table 'v3'.
1023
insert into v3 (col1) values ((select CONVERT_TZ('20050101000000','UTC','MET') from v2));
1024
ERROR HY000: The definition of table 'v2' prevents operation INSERT on table 'v3'.
1025
insert into v3 (col1) values ((select CONVERT_TZ('20050101000000','UTC','MET') from t2));
1026 1027
insert into t3 values ((select CONVERT_TZ('20050101000000','UTC','MET') from t2));
ERROR 23000: Column 'col1' cannot be null
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create algorithm=temptable view v4 as select * from t1;
insert into t1 values (1),(2),(3);
insert into t1 (col1) values ((select max(col1) from v4));
select * from t1;
col1
NULL
1
2
3
3
drop view v4,v3,v2,v1;
1039
drop table t1,t2,t3;
1040 1041 1042 1043 1044 1045
create table t1 (s1 int);
create view v1 as select * from t1;
handler v1 open as xx;
ERROR HY000: 'test.v1' is not BASE TABLE
drop view v1;
drop table t1;
1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067
create table t1(a int);
insert into t1 values (0), (1), (2), (3);
create table t2 (a int);
insert into t2 select a from t1 where a > 1;
create view v1 as select a from t1 where a > 1;
select * from t1 left join (t2 as t, v1) on v1.a=t1.a;
a	a	a
0	NULL	NULL
1	NULL	NULL
2	2	2
2	3	2
3	2	3
3	3	3
select * from t1 left join (t2 as t, t2) on t2.a=t1.a;
a	a	a
0	NULL	NULL
1	NULL	NULL
2	2	2
2	3	2
3	2	3
3	3	3
drop view v1;
1068
drop table t1, t2;
1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082
create table t1 (s1 char);
create view v1 as select s1 collate latin1_german1_ci as s1 from t1;
insert into v1 values ('a');
select * from v1;
s1
a
update v1 set s1='b';
select * from v1;
s1
b
update v1,t1 set v1.s1='c' where t1.s1=v1.s1;
select * from v1;
s1
c
1083 1084 1085 1086 1087
prepare stmt1 from "update v1,t1 set v1.s1=? where t1.s1=v1.s1";
set @arg='d';
execute stmt1 using @arg;
select * from v1;
s1
1088
d
1089 1090 1091 1092
set @arg='e';
execute stmt1 using @arg;
select * from v1;
s1
1093
e
1094
deallocate prepare stmt1;
1095 1096
drop view v1;
drop table t1;
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create table t1 (a int);
create table t2 (a int);
create view v1 as select * from t1;
lock tables t1 read, v1 read;
select * from v1;
a
select * from t2;
ERROR HY000: Table 't2' was not locked with LOCK TABLES
drop view v1;
drop table t1, t2;
1107 1108 1109 1110
create table t1 (a int);
create view v1 as select * from t1 where a < 2 with check option;
insert into v1 values(1);
insert into v1 values(3);
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1111
ERROR HY000: CHECK OPTION failed 'test.v1'
1112 1113
insert ignore into v1 values (2),(3),(0);
Warnings:
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monty@mishka.local committed
1114 1115
Error	1369	CHECK OPTION failed 'test.v1'
Error	1369	CHECK OPTION failed 'test.v1'
1116 1117 1118 1119 1120 1121 1122
select * from t1;
a
1
0
delete from t1;
insert into v1 SELECT 1;
insert into v1 SELECT 3;
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1123
ERROR HY000: CHECK OPTION failed 'test.v1'
1124 1125 1126 1127
create table t2 (a int);
insert into t2 values (2),(3),(0);
insert ignore into v1 SELECT a from t2;
Warnings:
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1128 1129
Error	1369	CHECK OPTION failed 'test.v1'
Error	1369	CHECK OPTION failed 'test.v1'
1130
select * from t1 order by a desc;
1131 1132 1133 1134 1135
a
1
0
update v1 set a=-1 where a=0;
update v1 set a=2 where a=1;
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1136
ERROR HY000: CHECK OPTION failed 'test.v1'
1137
select * from t1 order by a desc;
1138 1139 1140 1141 1142 1143
a
1
-1
update v1 set a=0 where a=0;
insert into t2 values (1);
update v1,t2 set v1.a=v1.a-1 where v1.a=t2.a;
1144
select * from t1 order by a desc;
1145 1146 1147 1148 1149 1150
a
0
-1
update v1 set a=a+1;
update ignore v1,t2 set v1.a=v1.a+1 where v1.a=t2.a;
Warnings:
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1151
Error	1369	CHECK OPTION failed 'test.v1'
1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164
select * from t1;
a
1
1
drop view v1;
drop table t1, t2;
create table t1 (a int);
create view v1 as select * from t1 where a < 2 with check option;
create view v2 as select * from v1 where a > 0 with local check option;
create view v3 as select * from v1 where a > 0 with cascaded check option;
insert into v2 values (1);
insert into v3 values (1);
insert into v2 values (0);
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1165
ERROR HY000: CHECK OPTION failed 'test.v2'
1166
insert into v3 values (0);
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1167
ERROR HY000: CHECK OPTION failed 'test.v3'
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insert into v2 values (2);
insert into v3 values (2);
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1170
ERROR HY000: CHECK OPTION failed 'test.v3'
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select * from t1;
a
1
1
2
drop view v3,v2,v1;
drop table t1;
1178 1179 1180 1181
create table t1 (a int, primary key (a));
create view v1 as select * from t1 where a < 2 with check option;
insert into v1 values (1) on duplicate key update a=2;
insert into v1 values (1) on duplicate key update a=2;
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1182
ERROR HY000: CHECK OPTION failed 'test.v1'
1183
insert ignore into v1 values (1) on duplicate key update a=2;
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monty@mysql.com committed
1184 1185
Warnings:
Error	1369	CHECK OPTION failed 'test.v1'
1186 1187 1188 1189 1190
select * from t1;
a
1
drop view v1;
drop table t1;
1191 1192 1193 1194 1195 1196
create table t1 (s1 int);
create view v1 as select * from t1;
create view v2 as select * from v1;
alter view v1 as select * from v2;
ERROR 42S02: Table 'test.v1' doesn't exist
alter view v1 as select * from v1;
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timour@mysql.com committed
1197
ERROR 42S02: Table 'test.v1' doesn't exist
1198 1199 1200
create or replace view v1 as select * from v2;
ERROR 42S02: Table 'test.v1' doesn't exist
create or replace view v1 as select * from v1;
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1201
ERROR 42S02: Table 'test.v1' doesn't exist
1202 1203 1204 1205 1206
drop view v2,v1;
drop table t1;
create table t1 (a int);
create view v1 as select * from t1;
show create view v1;
1207 1208
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1`	latin1	latin1_swedish_ci
1209 1210
alter algorithm=undefined view v1 as select * from t1 with check option;
show create view v1;
1211 1212
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` WITH CASCADED CHECK OPTION	latin1	latin1_swedish_ci
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alter algorithm=merge view v1 as select * from t1 with cascaded check option;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=MERGE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` WITH CASCADED CHECK OPTION	latin1	latin1_swedish_ci
1217 1218
alter algorithm=temptable view v1 as select * from t1;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1`	latin1	latin1_swedish_ci
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drop view v1;
drop table t1;
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create table t1 (s1 int);
create table t2 (s1 int);
create view v2 as select * from t2 where s1 in (select s1 from t1);
insert into v2 values (5);
insert into t1 values (5);
select * from v2;
s1
5
update v2 set s1 = 0;
select * from v2;
s1
select * from t2;
s1
0
alter view v2 as select * from t2 where s1 in (select s1 from t1) with check option;
insert into v2 values (5);
update v2 set s1 = 1;
ERROR HY000: CHECK OPTION failed 'test.v2'
insert into t1 values (1);
update v2 set s1 = 1;
select * from v2;
s1
1
select * from t2;
s1
0
1
prepare stmt1 from "select * from v2;";
execute stmt1;
s1
1
insert into t1 values (0);
execute stmt1;
s1
0
1
deallocate prepare stmt1;
drop view v2;
drop table t1, t2;
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create table t1 (t time);
create view v1 as select substring_index(t,':',2) as t from t1;
insert into t1 (t) values ('12:24:10');
select substring_index(t,':',2) from t1;
substring_index(t,':',2)
12:24
select substring_index(t,':',2) from v1;
substring_index(t,':',2)
12:24
drop view v1;
drop table t1;
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create table t1 (s1 tinyint);
create view v1 as select * from t1 where s1 <> 0 with local check option;
create view v2 as select * from v1 with cascaded check option;
insert into v2 values (0);
ERROR HY000: CHECK OPTION failed 'test.v2'
drop view v2, v1;
drop table t1;
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create table t1 (s1 int);
create view v1 as select * from t1 where s1 < 5 with check option;
insert ignore into v1 values (6);
ERROR HY000: CHECK OPTION failed 'test.v1'
insert ignore into v1 values (6),(3);
Warnings:
Error	1369	CHECK OPTION failed 'test.v1'
select * from t1;
s1
3
drop view v1;
drop table t1;
1292 1293 1294 1295 1296 1297 1298 1299 1300
create table t1 (s1 tinyint);
create trigger t1_bi before insert on t1 for each row set new.s1 = 500;
create view v1 as select * from t1 where s1 <> 127 with check option;
insert into v1 values (0);
ERROR HY000: CHECK OPTION failed 'test.v1'
select * from v1;
s1
select * from t1;
s1
1301
drop trigger t1_bi;
1302 1303
drop view v1;
drop table t1;
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create table t1 (s1 tinyint);
create view v1 as select * from t1 where s1 <> 0;
create view v2 as select * from v1 where s1 <> 1 with cascaded check option;
insert into v2 values (0);
ERROR HY000: CHECK OPTION failed 'test.v2'
select * from v2;
s1
select * from t1;
s1
drop view v2, v1;
drop table t1;
1315 1316
create table t1 (a int, b char(10));
create view v1 as select * from t1 where a != 0 with check option;
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load data infile '../std_data_ln/loaddata3.dat' into table v1 fields terminated by '' enclosed by '' ignore 1 lines;
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ERROR HY000: CHECK OPTION failed 'test.v1'
select * from t1;
a	b
1	row 1
2	row 2
select * from v1;
a	b
1	row 1
2	row 2
delete from t1;
1328
load data infile '../std_data_ln/loaddata3.dat' ignore into table v1 fields terminated by '' enclosed by '' ignore 1 lines;
1329
Warnings:
1330
Warning	1366	Incorrect integer value: 'error      ' for column 'a' at row 3
1331
Error	1369	CHECK OPTION failed 'test.v1'
1332
Warning	1366	Incorrect integer value: 'wrong end  ' for column 'a' at row 4
1333
Error	1369	CHECK OPTION failed 'test.v1'
1334
select * from t1 order by a,b;
1335 1336 1337 1338
a	b
1	row 1
2	row 2
3	row 3
1339
select * from v1 order by a,b;
1340 1341 1342 1343 1344 1345 1346 1347
a	b
1	row 1
2	row 2
3	row 3
drop view v1;
drop table t1;
create table t1 (a text, b text);
create view v1 as select * from t1 where a <> 'Field A' with check option;
1348
load data infile '../std_data_ln/loaddata2.dat' into table v1 fields terminated by ',' enclosed by '''';
1349 1350 1351 1352 1353 1354
ERROR HY000: CHECK OPTION failed 'test.v1'
select concat('|',a,'|'), concat('|',b,'|') from t1;
concat('|',a,'|')	concat('|',b,'|')
select concat('|',a,'|'), concat('|',b,'|') from v1;
concat('|',a,'|')	concat('|',b,'|')
delete from t1;
1355
load data infile '../std_data_ln/loaddata2.dat' ignore into table v1 fields terminated by ',' enclosed by '''';
1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372
Warnings:
Error	1369	CHECK OPTION failed 'test.v1'
Warning	1261	Row 2 doesn't contain data for all columns
select concat('|',a,'|'), concat('|',b,'|') from t1;
concat('|',a,'|')	concat('|',b,'|')
|Field 1|	|Field 2' 
Field 3,'Field 4|
|Field 5' ,'Field 6|	NULL
|Field 6|	| 'Field 7'|
select concat('|',a,'|'), concat('|',b,'|') from v1;
concat('|',a,'|')	concat('|',b,'|')
|Field 1|	|Field 2' 
Field 3,'Field 4|
|Field 5' ,'Field 6|	NULL
|Field 6|	| 'Field 7'|
drop view v1;
drop table t1;
1373 1374 1375
create table t1 (s1 smallint);
create view v1 as select * from t1 where 20 < (select (s1) from t1);
insert into v1 values (30);
1376
ERROR HY000: The target table v1 of the INSERT is not insertable-into
1377 1378 1379
create view v2 as select * from t1;
create view v3 as select * from t1 where 20 < (select (s1) from v2);
insert into v3 values (30);
1380
ERROR HY000: The target table v3 of the INSERT is not insertable-into
1381 1382
create view v4 as select * from v2 where 20 < (select (s1) from t1);
insert into v4 values (30);
1383
ERROR HY000: The target table v4 of the INSERT is not insertable-into
1384 1385
drop view v4, v3, v2, v1;
drop table t1;
1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398
create table t1 (a int);
create view v1 as select * from t1;
check table t1,v1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
test.v1	check	status	OK
check table v1,t1;
Table	Op	Msg_type	Msg_text
test.v1	check	status	OK
test.t1	check	status	OK
drop table t1;
check table v1;
Table	Op	Msg_type	Msg_text
1399 1400 1401
test.v1	check	Error	Table 'test.t1' doesn't exist
test.v1	check	Error	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v1	check	error	Corrupt
1402
drop view v1;
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1403
create table t1 (a int);
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create table t2 (a int);
create table t3 (a int);
insert into t1 values (1), (2), (3);
insert into t2 values (1), (3);
insert into t3 values (1), (2), (4);
create view v3 (a,b) as select t1.a as a, t2.a as b from t1 left join t2 on (t1.a=t2.a);
select * from t3 left join v3 on (t3.a = v3.a);
a	a	b
1	1	1
2	2	NULL
4	NULL	NULL
explain extended select * from t3 left join v3 on (t3.a = v3.a);
1416
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1417 1418 1419
1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	
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Warnings:
Note	1003	select `test`.`t3`.`a` AS `a`,`test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `b` from `test`.`t3` left join (`test`.`t1` left join `test`.`t2` on((`test`.`t1`.`a` = `test`.`t2`.`a`))) on((`test`.`t3`.`a` = `test`.`t1`.`a`)) where 1
create view v1 (a) as select a from t1;
create view v2 (a) as select a from t2;
create view v4 (a,b) as select v1.a as a, v2.a as b from v1 left join v2 on (v1.a=v2.a);
select * from t3 left join v4 on (t3.a = v4.a);
a	a	b
1	1	1
2	2	NULL
4	NULL	NULL
explain extended select * from t3 left join v4 on (t3.a = v4.a);
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id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
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1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	
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Warnings:
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Note	1003	select `test`.`t3`.`a` AS `a`,`test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `b` from `test`.`t3` left join (`test`.`t1` left join (`test`.`t2`) on((`test`.`t1`.`a` = `test`.`t2`.`a`))) on((`test`.`t3`.`a` = `test`.`t1`.`a`)) where 1
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prepare stmt1 from "select * from t3 left join v4 on (t3.a = v4.a);";
execute stmt1;
a	a	b
1	1	1
2	2	NULL
4	NULL	NULL
execute stmt1;
a	a	b
1	1	1
2	2	NULL
4	NULL	NULL
deallocate prepare stmt1;
drop view v4,v3,v2,v1;
drop tables t1,t2,t3;
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create table t1 (a int, primary key (a), b int);
create table t2 (a int, primary key (a));
insert into t1 values (1,100), (2,200);
insert into t2 values (1), (3);
create view v3 (a,b) as select t1.a as a, t2.a as b from t1, t2;
update v3 set a= 10 where a=1;
select * from t1;
a	b
10	100
2	200
select * from t2;
a
1
3
create view v2 (a,b) as select t1.b as a, t2.a as b from t1, t2;
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set updatable_views_with_limit=NO;
update v2 set a= 10 where a=200 limit 1;
ERROR HY000: The target table t1 of the UPDATE is not updatable
set updatable_views_with_limit=DEFAULT;
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select * from v3;
a	b
2	1
10	1
2	3
10	3
select * from v2;
a	b
100	1
200	1
100	3
200	3
set @a= 10;
set @b= 100;
prepare stmt1 from "update v3 set a= ? where a=?";
execute stmt1 using @a,@b;
select * from v3;
a	b
2	1
10	1
2	3
10	3
set @a= 300;
set @b= 10;
execute stmt1 using @a,@b;
select * from v3;
a	b
2	1
300	1
2	3
300	3
deallocate prepare stmt1;
drop view v3,v2;
drop tables t1,t2;
create table t1 (a int, primary key (a), b int);
create table t2 (a int, primary key (a), b int);
insert into t2 values (1000, 2000);
create view v3 (a,b) as select t1.a as a, t2.a as b from t1, t2;
insert into v3 values (1,2);
ERROR HY000: Can not insert into join view 'test.v3' without fields list
insert into v3 select * from t2;
ERROR HY000: Can not insert into join view 'test.v3' without fields list
insert into v3(a,b) values (1,2);
ERROR HY000: Can not modify more than one base table through a join view 'test.v3'
insert into v3(a,b) select * from t2;
ERROR HY000: Can not modify more than one base table through a join view 'test.v3'
insert into v3(a) values (1);
insert into v3(b) values (10);
insert into v3(a) select a from t2;
insert into v3(b) select b from t2;
Warnings:
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Warning	1048	Column 'a' cannot be null
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insert into v3(a) values (1) on duplicate key update a=a+10000+VALUES(a);
select * from t1;
a	b
10002	NULL
10	NULL
1000	NULL
select * from t2;
a	b
1000	2000
10	NULL
2000	NULL
0	NULL
delete from v3;
ERROR HY000: Can not delete from join view 'test.v3'
delete v3,t1 from v3,t1;
ERROR HY000: Can not delete from join view 'test.v3'
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delete t1,v3 from t1,v3;
ERROR HY000: Can not delete from join view 'test.v3'
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delete from t1;
prepare stmt1 from "insert into v3(a) values (?);";
set @a= 100;
execute stmt1 using @a;
set @a= 300;
execute stmt1 using @a;
deallocate prepare stmt1;
prepare stmt1 from "insert into v3(a) select ?;";
set @a= 101;
execute stmt1 using @a;
set @a= 301;
execute stmt1 using @a;
deallocate prepare stmt1;
select * from v3;
a	b
100	1000
101	1000
300	1000
301	1000
100	10
101	10
300	10
301	10
100	2000
101	2000
300	2000
301	2000
100	0
101	0
300	0
301	0
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drop view v3;
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drop tables t1,t2;
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create table t1(f1 int);
create view v1 as select f1 from t1;
select * from v1 where F1 = 1;
f1
drop view v1;
drop table t1;
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create table t1(c1 int);
create table t2(c2 int);
insert into t1 values (1),(2),(3);
insert into t2 values (1);
SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
c1
1
SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
c1
1
create view v1 as SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
create view v2 as SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
select * from v1;
c1
1
select * from v2;
c1
1
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select * from (select c1 from v2) X;
c1
1
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drop view v2, v1;
drop table t1, t2;
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CREATE TABLE t1 (C1 INT, C2 INT);
CREATE TABLE t2 (C2 INT);
CREATE VIEW v1 AS SELECT C2 FROM t2;
CREATE VIEW v2 AS SELECT C1 FROM t1 LEFT OUTER JOIN v1 USING (C2);
SELECT * FROM v2;
C1
drop view v2, v1;
drop table t1, t2;
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create table t1 (col1 char(5),col2 int,col3 int);
insert into t1 values ('one',10,25), ('two',10,50), ('two',10,50), ('one',20,25), ('one',30,25);
create view v1 as select * from t1;
select col1,group_concat(col2,col3) from t1 group by col1;
col1	group_concat(col2,col3)
one	1025,2025,3025
two	1050,1050
select col1,group_concat(col2,col3) from v1 group by col1;
col1	group_concat(col2,col3)
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one	1025,2025,3025
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two	1050,1050
drop view v1;
drop table t1;
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create table t1 (s1 int, s2 char);
create view v1 as select s1, s2 from t1;
select s2 from v1 vq1 where 2 = (select count(*) from v1 vq2 having vq1.s2 = vq2.s2);
ERROR 42S22: Unknown column 'vq2.s2' in 'having clause'
select s2 from v1 vq1 where 2 = (select count(*) aa from v1 vq2 having vq1.s2 = aa);
s2
drop view v1;
drop table t1;
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CREATE TABLE t1 (a1 int);
CREATE TABLE t2 (a2 int);
INSERT INTO t1 VALUES (1), (2), (3), (4);
INSERT INTO t2 VALUES (1), (2), (3);
CREATE VIEW v1(a,b) AS SELECT a1,a2 FROM t1 JOIN t2 ON a1=a2 WHERE a1>1;
SELECT * FROM v1;
a	b
2	2
3	3
CREATE TABLE t3 SELECT * FROM v1;
SELECT * FROM t3;
a	b
2	2
3	3
DROP VIEW v1;
DROP TABLE t1,t2,t3;
create table t1 (a int);
create table t2 like t1;
create table t3 like t1;
create view v1 as select t1.a x, t2.a y from t1 join t2 where t1.a=t2.a;
insert into t3 select x from v1;
insert into t2 select x from v1;
drop view v1;
drop table t1,t2,t3;
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CREATE TABLE t1 (col1 int PRIMARY KEY, col2 varchar(10));
INSERT INTO t1 VALUES(1,'trudy');
INSERT INTO t1 VALUES(2,'peter');
INSERT INTO t1 VALUES(3,'sanja');
INSERT INTO t1 VALUES(4,'monty');
INSERT INTO t1 VALUES(5,'david');
INSERT INTO t1 VALUES(6,'kent');
INSERT INTO t1 VALUES(7,'carsten');
INSERT INTO t1 VALUES(8,'ranger');
INSERT INTO t1 VALUES(10,'matt');
CREATE TABLE t2 (col1 int, col2 int, col3 char(1));
INSERT INTO t2 VALUES (1,1,'y');
INSERT INTO t2 VALUES (1,2,'y');
INSERT INTO t2 VALUES (2,1,'n');
INSERT INTO t2 VALUES (3,1,'n');
INSERT INTO t2 VALUES (4,1,'y');
INSERT INTO t2 VALUES (4,2,'n');
INSERT INTO t2 VALUES (4,3,'n');
INSERT INTO t2 VALUES (6,1,'n');
INSERT INTO t2 VALUES (8,1,'y');
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT a.col1,a.col2,b.col2,b.col3 
FROM t1 a LEFT JOIN t2 b ON a.col1=b.col1
WHERE b.col2 IS NULL OR 
b.col2=(SELECT MAX(col2) FROM t2 b WHERE b.col1=a.col1);
col1	col2	col2	col3
1	trudy	2	y
2	peter	1	n
3	sanja	1	n
4	monty	3	n
5	david	NULL	NULL
6	kent	1	n
7	carsten	NULL	NULL
8	ranger	1	y
10	matt	NULL	NULL
SELECT a.col1,a.col2,b.col2,b.col3 
FROM v1 a LEFT JOIN t2 b ON a.col1=b.col1
WHERE b.col2 IS NULL OR 
b.col2=(SELECT MAX(col2) FROM t2 b WHERE b.col1=a.col1);
col1	col2	col2	col3
1	trudy	2	y
2	peter	1	n
3	sanja	1	n
4	monty	3	n
5	david	NULL	NULL
6	kent	1	n
7	carsten	NULL	NULL
8	ranger	1	y
10	matt	NULL	NULL
CREATE VIEW v2 AS SELECT * FROM t2;
SELECT a.col1,a.col2,b.col2,b.col3
FROM v2 b RIGHT JOIN v1 a ON a.col1=b.col1
WHERE b.col2 IS NULL OR
b.col2=(SELECT MAX(col2) FROM v2 b WHERE b.col1=a.col1);
col1	col2	col2	col3
1	trudy	2	y
2	peter	1	n
3	sanja	1	n
4	monty	3	n
5	david	NULL	NULL
6	kent	1	n
7	carsten	NULL	NULL
8	ranger	1	y
10	matt	NULL	NULL
SELECT a.col1,a.col2,b.col2,b.col3
FROM v2 b RIGHT JOIN v1 a ON a.col1=b.col1
WHERE a.col1 IN (1,5,9) AND
(b.col2 IS NULL OR
b.col2=(SELECT MAX(col2) FROM v2 b WHERE b.col1=a.col1));
col1	col2	col2	col3
1	trudy	2	y
5	david	NULL	NULL
CREATE VIEW v3 AS SELECT * FROM t1 WHERE col1 IN (1,5,9);
SELECT a.col1,a.col2,b.col2,b.col3
FROM v2 b RIGHT JOIN v3 a ON a.col1=b.col1
WHERE b.col2 IS NULL OR
b.col2=(SELECT MAX(col2) FROM v2 b WHERE b.col1=a.col1);
col1	col2	col2	col3
1	trudy	2	y
5	david	NULL	NULL
DROP VIEW v1,v2,v3;
DROP TABLE t1,t2;
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create table t1 as select 1 A union select 2 union select 3;
create table t2 as select * from t1;
create view v1 as select * from t1 where a in (select * from t2);
select * from v1 A, v1 B where A.a = B.a;
A	A
1	1
2	2
3	3
create table t3 as select a a,a b from t2;
create view v2 as select * from t3 where 
a in (select * from t1) or b in (select * from t2);
select * from v2 A, v2 B where A.a = B.b;
a	b	a	b
1	1	1	1
2	2	2	2
3	3	3	3
drop view v1, v2;
drop table t1, t2, t3;
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CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
INSERT INTO t1 VALUES (1), (2), (3), (4);
INSERT INTO t2 VALUES (4), (2);
CREATE VIEW v1 AS SELECT * FROM t1,t2 WHERE t1.a=t2.b;
SELECT * FROM v1;
a	b
2	2
4	4
CREATE VIEW v2 AS SELECT * FROM v1;
SELECT * FROM v2;
a	b
2	2
4	4
DROP VIEW v2,v1;
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DROP TABLE t1, t2;
create table t1 (a int);
create view v1 as select sum(a) from t1 group by a;
create procedure p1()
begin
select * from v1;
end//
call p1();
sum(a)
call p1();
sum(a)
drop procedure p1;
drop view v1;
drop table t1;
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CREATE TABLE t1(a char(2) primary key, b char(2));
CREATE TABLE t2(a char(2), b char(2), index i(a));
INSERT INTO t1 VALUES ('a','1'), ('b','2');
INSERT INTO t2 VALUES ('a','5'), ('a','6'), ('b','5'), ('b','6');
CREATE VIEW v1 AS
SELECT t1.b as c, t2.b as d FROM t1,t2 WHERE t1.a=t2.a;
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SELECT d, c FROM v1 ORDER BY d,c;
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d	c
5	1
5	2
6	1
6	2
DROP VIEW v1;
DROP TABLE t1, t2;
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create table t1 (s1 int);
create view  v1 as select sum(distinct s1) from t1;
select * from v1;
sum(distinct s1)
NULL
drop view v1;
create view  v1 as select avg(distinct s1) from t1;
select * from v1;
avg(distinct s1)
NULL
drop view v1;
drop table t1;
create view v1 as select cast(1 as decimal);
select * from v1;
cast(1 as decimal)
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1
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drop view v1;
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create table t1(f1 int);
create table t2(f2 int);
insert into t1 values(1),(2),(3);
insert into t2 values(1),(2),(3);
create view v1 as select * from t1,t2 where f1=f2;
create table t3 (f1 int, f2 int);
insert into t3 select * from v1 order by 1;
select * from t3;
f1	f2
1	1
2	2
3	3
drop view v1;
drop table t1,t2,t3;
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create view v1 as select '\\','\\shazam';
select * from v1;
\	\shazam
\	\shazam
drop view v1;
create view v1 as select '\'','\shazam';
select * from v1;
'	shazam
'	shazam
drop view v1;
create view v1 as select 'k','K';
select * from v1;
k	My_exp_K
k	K
drop view v1;
create table t1 (s1 int);
create view v1 as select s1, 's1' from t1;
select * from v1;
s1	My_exp_s1
drop view v1;
create view v1 as select 's1', s1 from t1;
select * from v1;
My_exp_s1	s1
drop view v1;
create view v1 as select 's1', s1, 1 as My_exp_s1 from t1;
select * from v1;
My_exp_1_s1	s1	My_exp_s1
drop view v1;
create view v1 as select 1 as My_exp_s1, 's1', s1  from t1;
select * from v1;
My_exp_s1	My_exp_1_s1	s1
drop view v1;
create view v1 as select 1 as s1, 's1', 's1' from t1;
select * from v1;
s1	My_exp_s1	My_exp_1_s1
drop view v1;
create view v1 as select 's1', 's1', 1 as s1 from t1;
select * from v1;
My_exp_1_s1	My_exp_s1	s1
drop view v1;
create view v1 as select s1, 's1', 's1' from t1;
select * from v1;
s1	My_exp_s1	My_exp_1_s1
drop view v1;
create view v1 as select 's1', 's1', s1 from t1;
select * from v1;
My_exp_1_s1	My_exp_s1	s1
drop view v1;
create view v1 as select 1 as s1, 's1', s1 from t1;
ERROR 42S21: Duplicate column name 's1'
create view v1 as select 's1', s1, 1 as s1 from t1;
ERROR 42S21: Duplicate column name 's1'
drop table t1;
create view v1(k, K) as select 1,2;
ERROR 42S21: Duplicate column name 'K'
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create view v1 as SELECT TIME_FORMAT(SEC_TO_TIME(3600),'%H:%i') as t;
select * from v1;
t
01:00
drop view v1;
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create table t1 (a timestamp default now());
create table t2 (b timestamp default now());
create view v1 as select a,b,t1.a < now() from t1,t2 where t1.a < now();
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a`,`t2`.`b` AS `b`,(`t1`.`a` < now()) AS `t1.a < now()` from (`t1` join `t2`) where (`t1`.`a` < now())	latin1	latin1_swedish_ci
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drop view v1;
drop table t1, t2;
CREATE TABLE t1 ( a varchar(50) );
CREATE VIEW v1 AS SELECT * FROM t1 WHERE a = CURRENT_USER();
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` where (`t1`.`a` = current_user())	latin1	latin1_swedish_ci
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DROP VIEW v1;
CREATE VIEW v1 AS SELECT * FROM t1 WHERE a = VERSION();
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` where (`t1`.`a` = version())	latin1	latin1_swedish_ci
1907 1908 1909
DROP VIEW v1;
CREATE VIEW v1 AS SELECT * FROM t1 WHERE a = DATABASE();
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` where (`t1`.`a` = database())	latin1	latin1_swedish_ci
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (col1 time);
CREATE TABLE t2 (col1 time);
CREATE VIEW v1 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t1;
CREATE VIEW v2 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t2;
CREATE VIEW v3 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t1;
CREATE VIEW v4 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t2;
CREATE VIEW v5 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t1;
CREATE VIEW v6 AS SELECT CONVERT_TZ(col1,'GMT','MET') FROM t2;
DROP TABLE t1;
CHECK TABLE v1, v2, v3, v4, v5, v6;
Table	Op	Msg_type	Msg_text
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test.v1	check	Error	Table 'test.t1' doesn't exist
test.v1	check	Error	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v1	check	error	Corrupt
1928
test.v2	check	status	OK
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test.v3	check	Error	Table 'test.t1' doesn't exist
test.v3	check	Error	View 'test.v3' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v3	check	error	Corrupt
1932
test.v4	check	status	OK
1933 1934 1935
test.v5	check	Error	Table 'test.t1' doesn't exist
test.v5	check	Error	View 'test.v5' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v5	check	error	Corrupt
1936 1937 1938
test.v6	check	status	OK
drop view v1, v2, v3, v4, v5, v6;
drop table t2;
1939 1940
drop function if exists f1;
drop function if exists f2;
1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954
CREATE TABLE t1 (col1 time);
CREATE TABLE t2 (col1 time);
CREATE TABLE t3 (col1 time);
create function f1 () returns int return (select max(col1) from t1);
create function f2 () returns int return (select max(col1) from t2);
CREATE VIEW v1 AS SELECT f1() FROM t3;
CREATE VIEW v2 AS SELECT f2() FROM t3;
CREATE VIEW v3 AS SELECT f1() FROM t3;
CREATE VIEW v4 AS SELECT f2() FROM t3;
CREATE VIEW v5 AS SELECT f1() FROM t3;
CREATE VIEW v6 AS SELECT f2() FROM t3;
drop function f1;
CHECK TABLE v1, v2, v3, v4, v5, v6;
Table	Op	Msg_type	Msg_text
1955 1956 1957
test.v1	check	Error	FUNCTION test.f1 does not exist
test.v1	check	Error	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v1	check	error	Corrupt
1958
test.v2	check	status	OK
1959 1960 1961
test.v3	check	Error	FUNCTION test.f1 does not exist
test.v3	check	Error	View 'test.v3' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v3	check	error	Corrupt
1962
test.v4	check	status	OK
1963 1964 1965
test.v5	check	Error	FUNCTION test.f1 does not exist
test.v5	check	Error	View 'test.v5' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
test.v5	check	error	Corrupt
1966 1967 1968 1969 1970
test.v6	check	status	OK
create function f1 () returns int return (select max(col1) from t1);
DROP TABLE t1;
CHECK TABLE v1, v2, v3, v4, v5, v6;
Table	Op	Msg_type	Msg_text
1971
test.v1	check	status	OK
1972
test.v2	check	status	OK
1973
test.v3	check	status	OK
1974
test.v4	check	status	OK
1975
test.v5	check	status	OK
1976 1977 1978 1979 1980
test.v6	check	status	OK
drop function f1;
drop function f2;
drop view v1, v2, v3, v4, v5, v6;
drop table t2,t3;
1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991
create table t1 (f1 date);
insert into t1 values ('2005-01-01'),('2005-02-02');
create view v1 as select * from t1;
select * from v1 where f1='2005.02.02';
f1
2005-02-02
select * from v1 where '2005.02.02'=f1;
f1
2005-02-02
drop view v1;
drop table t1;
1992 1993 1994 1995 1996 1997 1998 1999
CREATE VIEW v1 AS SELECT ENCRYPT("dhgdhgd");
SELECT * FROM v1;
drop view v1;
CREATE VIEW v1 AS SELECT SUBSTRING_INDEX("dkjhgd:kjhdjh", ":", 1);
SELECT * FROM v1;
SUBSTRING_INDEX("dkjhgd:kjhdjh", ":", 1)
dkjhgd
drop view v1;
2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
create table t1 (f59 int, f60 int, f61 int);
insert into t1 values (19,41,32);
create view v1 as select f59, f60 from t1 where f59 in  
(select f59 from t1);
update v1 set f60=2345;
ERROR HY000: The target table v1 of the UPDATE is not updatable
update t1 set f60=(select max(f60) from v1);
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't1'.
drop view v1;
drop table t1;
2010 2011 2012
create table t1 (s1 int);
create view v1 as select var_samp(s1) from t1;
show create view v1;
2013 2014
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select var_samp(`t1`.`s1`) AS `var_samp(s1)` from `t1`	latin1	latin1_swedish_ci
2015 2016
drop view v1;
drop table t1;
2017
set sql_mode='strict_all_tables';
2018
CREATE TABLE t1 (col1 INT NOT NULL, col2 INT NOT NULL);
2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029
CREATE VIEW v1 (vcol1) AS SELECT col1 FROM t1;
CREATE VIEW v2 (vcol1) AS SELECT col1 FROM t1 WHERE col2 > 2;
INSERT INTO t1 (col1) VALUES(12);
ERROR HY000: Field 'col2' doesn't have a default value
INSERT INTO v1 (vcol1) VALUES(12);
ERROR HY000: Field of view 'test.v1' underlying table doesn't have a default value
INSERT INTO v2 (vcol1) VALUES(12);
ERROR HY000: Field of view 'test.v2' underlying table doesn't have a default value
set sql_mode=default;
drop view v2,v1;
drop table t1;
2030 2031 2032 2033 2034 2035 2036 2037
create table t1 (f1 int);
insert into t1 values (1);
create view v1 as select f1 from t1;
select f1 as alias from v1;
alias
1
drop view v1;
drop table t1;
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CREATE TABLE t1 (s1 int, s2 int);
INSERT  INTO t1 VALUES (1,2);
CREATE VIEW v1 AS SELECT s2 AS s1, s1 AS s2 FROM t1;
SELECT * FROM v1;
s1	s2
2	1
CREATE PROCEDURE p1 () SELECT * FROM v1;
CALL p1();
s1	s2
2	1
ALTER VIEW v1 AS SELECT s1 AS s1, s2 AS s2 FROM t1;
CALL p1();
s1	s2
1	2
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DROP VIEW v1;
CREATE VIEW v1 AS SELECT s2 AS s1, s1 AS s2 FROM t1;
CALL p1();
s1	s2
2	1
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DROP PROCEDURE p1;
DROP VIEW v1;
DROP TABLE t1;
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create table t1 (f1 int, f2 int);
create view v1 as select f1 as f3, f2 as f1 from t1;
insert into t1 values (1,3),(2,1),(3,2);
select * from v1 order by f1;
f3	f1
2	1
3	2
1	3
2068
drop view v1;
2069
drop table t1;
2070
CREATE TABLE t1 (f1 char);
2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083
INSERT INTO t1 VALUES ('A');
CREATE VIEW  v1 AS SELECT * FROM t1;
INSERT INTO t1 VALUES('B');
SELECT * FROM v1;
f1
A
B
SELECT * FROM t1;
f1
A
B
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 ( bug_table_seq   INTEGER NOT NULL);
CREATE OR REPLACE VIEW v1 AS SELECT * from t1;
DROP PROCEDURE IF EXISTS p1;
Warnings:
Note	1305	PROCEDURE p1 does not exist
CREATE PROCEDURE p1 ( )
BEGIN
DO (SELECT  @next := IFNULL(max(bug_table_seq),0) + 1 FROM v1);
INSERT INTO t1 VALUES (1);
END //
CALL p1();
DROP PROCEDURE p1;
DROP VIEW v1;
DROP TABLE t1;
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create table t1(f1 datetime);
insert into t1 values('2005.01.01 12:0:0');
create view v1 as select f1, subtime(f1, '1:1:1') as sb from t1;
select * from v1;
f1	sb
2005-01-01 12:00:00	2005-01-01 10:58:59
drop view v1;
drop table t1;
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CREATE TABLE t1 (
aid int PRIMARY KEY,
fn varchar(20) NOT NULL,
ln varchar(20) NOT NULL
);
CREATE TABLE t2 (
aid int NOT NULL,
pid int NOT NULL
);
INSERT INTO t1 VALUES(1,'a','b'), (2,'c','d');
INSERT INTO t2 values (1,1), (2,1), (2,2);
CREATE VIEW v1 AS SELECT t1.*,t2.pid FROM t1,t2 WHERE t1.aid = t2.aid;
SELECT pid,GROUP_CONCAT(CONCAT(fn,' ',ln) ORDER BY 1) FROM t1,t2 
WHERE t1.aid = t2.aid GROUP BY pid;
pid	GROUP_CONCAT(CONCAT(fn,' ',ln) ORDER BY 1)
1	a b,c d
2	c d
SELECT pid,GROUP_CONCAT(CONCAT(fn,' ',ln) ORDER BY 1) FROM v1 GROUP BY pid;
pid	GROUP_CONCAT(CONCAT(fn,' ',ln) ORDER BY 1)
1	a b,c d
2	c d
DROP VIEW v1;
DROP TABLE t1,t2;
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CREATE TABLE t1 (id int PRIMARY KEY, f varchar(255));
CREATE VIEW v1 AS SELECT id, f FROM t1 WHERE id <= 2;
INSERT INTO t1 VALUES (2, 'foo2');
INSERT INTO t1 VALUES (1, 'foo1');
SELECT * FROM v1;
id	f
1	foo1
2	foo2
SELECT * FROM v1;
id	f
1	foo1
2	foo2
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (pk int PRIMARY KEY, b int);
CREATE TABLE t2 (pk int PRIMARY KEY, fk int, INDEX idx(fk));
CREATE TABLE t3 (pk int PRIMARY KEY, fk int, INDEX idx(fk));
CREATE TABLE t4 (pk int PRIMARY KEY, fk int, INDEX idx(fk));
CREATE TABLE t5 (pk int PRIMARY KEY, fk int, INDEX idx(fk));
CREATE VIEW v1 AS
SELECT t1.pk as a FROM t1,t2,t3,t4,t5
WHERE t1.b IS NULL AND
t1.pk=t2.fk AND t2.pk=t3.fk AND t3.pk=t4.fk AND t4.pk=t5.fk;
SELECT a FROM v1;
a
DROP VIEW v1;
DROP TABLE t1,t2,t3,t4,t5;
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create view v1 as select timestampdiff(day,'1997-01-01 00:00:00','1997-01-02 00:00:00') as f1;
select * from v1;
f1
1
drop view v1;
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create table t1(a int);
create procedure p1() create view v1 as select * from t1;
drop table t1;
call p1();
ERROR 42S02: Table 'test.t1' doesn't exist
call p1();
ERROR 42S02: Table 'test.t1' doesn't exist
drop procedure p1;
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create table t1 (f1 int);
create table t2 (f1 int);
insert into t1 values (1);
insert into t2 values (2);
create view v1 as select * from t1 union select * from t2 union all select * from t2;
select * from v1;
f1
1
2
2
drop view v1;
drop table t1,t2;
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CREATE TEMPORARY TABLE t1 (a int);
CREATE FUNCTION f1 () RETURNS int RETURN (SELECT COUNT(*) FROM t1);
CREATE VIEW v1 AS SELECT f1();
ERROR HY000: View's SELECT refers to a temporary table 't1'
DROP FUNCTION f1;
DROP TABLE t1;
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DROP TABLE IF EXISTS t1;
DROP VIEW  IF EXISTS v1;
CREATE TABLE t1 (f4 CHAR(5));
CREATE VIEW v1 AS SELECT * FROM t1;
DESCRIBE v1;
Field	Type	Null	Key	Default	Extra
f4	char(5)	YES		NULL	
ALTER TABLE t1 CHANGE COLUMN f4 f4x CHAR(5);
DESCRIBE v1;
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ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
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DROP TABLE t1;
DROP VIEW v1;
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create table t1 (f1 char);
create view v1 as select strcmp(f1,'a') from t1;
select * from v1;
strcmp(f1,'a')
drop view v1;
drop table t1;
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create table t1 (f1 int, f2 int,f3 int);
insert into t1 values (1,10,20),(2,0,0);
create view v1 as select * from t1;
select if(sum(f1)>1,f2,f3) from v1 group by f1;
if(sum(f1)>1,f2,f3)
20
0
drop view v1;
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drop table t1;
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create table t1 (
r_object_id char(16) NOT NULL,
group_name varchar(32) NOT NULL
) engine = InnoDB;
create table t2 (
r_object_id char(16) NOT NULL,
i_position int(11) NOT NULL, 
users_names varchar(32) default NULL
) Engine = InnoDB;
create view v1 as select r_object_id, group_name from t1;
create view v2 as select r_object_id, i_position, users_names from t2;
create unique index r_object_id on t1(r_object_id);
create index group_name on t1(group_name);
create unique index r_object_id_i_position on t2(r_object_id,i_position);
create index users_names on t2(users_names);
insert into t1 values('120001a080000542','tstgroup1');
insert into t2 values('120001a080000542',-1, 'guser01');
insert into t2 values('120001a080000542',-2, 'guser02');
select v1.r_object_id, v2.users_names from v1, v2
where (v1.group_name='tstgroup1') and v2.r_object_id=v1.r_object_id 
order by users_names;
r_object_id	users_names
120001a080000542	guser01
120001a080000542	guser02
drop view v1, v2;
drop table t1, t2;
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create table t1 (s1 int);
create view abc as select * from t1 as abc;
drop table t1;
drop view abc;
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create table t1(f1 char(1));
create view v1 as select * from t1;
select * from (select f1 as f2 from v1) v where v.f2='a';
f2
drop view v1;
drop table t1;
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create view v1 as SELECT CONVERT_TZ('2004-01-01 12:00:00','GMT','MET');
select * from v1;
CONVERT_TZ('2004-01-01 12:00:00','GMT','MET')
NULL
drop view v1;
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CREATE TABLE t1 (date DATE NOT NULL);
INSERT INTO  t1 VALUES ('2005-09-06');
CREATE VIEW v1 AS SELECT DAYNAME(date) FROM t1;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select dayname(`t1`.`date`) AS `DAYNAME(date)` from `t1`	latin1	latin1_swedish_ci
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CREATE VIEW v2 AS SELECT DAYOFWEEK(date) FROM t1;
SHOW CREATE VIEW v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select dayofweek(`t1`.`date`) AS `DAYOFWEEK(date)` from `t1`	latin1	latin1_swedish_ci
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CREATE VIEW v3 AS SELECT WEEKDAY(date) FROM t1;
SHOW CREATE VIEW v3;
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View	Create View	character_set_client	collation_connection
v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select weekday(`t1`.`date`) AS `WEEKDAY(date)` from `t1`	latin1	latin1_swedish_ci
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SELECT DAYNAME('2005-09-06');
DAYNAME('2005-09-06')
Tuesday
SELECT DAYNAME(date) FROM t1;
DAYNAME(date)
Tuesday
SELECT * FROM v1;
DAYNAME(date)
Tuesday
SELECT DAYOFWEEK('2005-09-06');
DAYOFWEEK('2005-09-06')
3
SELECT DAYOFWEEK(date) FROM t1;
DAYOFWEEK(date)
3
SELECT * FROM v2;
DAYOFWEEK(date)
3
SELECT WEEKDAY('2005-09-06');
WEEKDAY('2005-09-06')
1
SELECT WEEKDAY(date) FROM t1;
WEEKDAY(date)
1
SELECT * FROM v3;
WEEKDAY(date)
1
DROP TABLE t1;
DROP VIEW  v1, v2, v3;
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CREATE TABLE t1 ( a int, b int );
INSERT INTO t1 VALUES (1,1),(2,2),(3,3);
CREATE VIEW v1 AS SELECT a,b FROM t1;
SELECT t1.a FROM t1 GROUP BY t1.a HAVING a > 1;
a
2
3
SELECT v1.a FROM v1 GROUP BY v1.a HAVING a > 1;
a
2
3
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 ( a int, b int );
INSERT INTO t1 VALUES (1,1),(2,2),(3,3);
CREATE VIEW v1 AS SELECT a,b FROM t1;
SELECT t1.a FROM t1 GROUP BY t1.a HAVING t1.a > 1;
a
2
3
SELECT v1.a FROM v1 GROUP BY v1.a HAVING v1.a > 1;
a
2
3
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SELECT t_1.a FROM t1 AS t_1 GROUP BY t_1.a HAVING t_1.a IN (1,2,3);
a
1
2
3
SELECT v_1.a FROM v1 AS v_1 GROUP BY v_1.a HAVING v_1.a IN (1,2,3);
a
1
2
3
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (a INT, b INT, INDEX(a,b));
CREATE TABLE t2 LIKE t1;
CREATE TABLE t3 (a INT);
INSERT INTO t1 VALUES (1,1),(2,2),(3,3);
INSERT INTO t2 VALUES (1,1),(2,2),(3,3);
INSERT INTO t3 VALUES (1),(2),(3);
CREATE VIEW v1 AS SELECT t1.* FROM t1,t2 WHERE t1.a=t2.a AND t1.b=t2.b;
CREATE VIEW v2 AS SELECT t3.* FROM t1,t3 WHERE t1.a=t3.a;
EXPLAIN SELECT t1.* FROM t1 JOIN t2 WHERE t1.a=t2.a AND t1.b=t2.b AND t1.a=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	a	a	5	const	1	Using where; Using index
1	SIMPLE	t2	ref	a	a	10	const,test.t1.b	2	Using where; Using index
EXPLAIN SELECT * FROM v1 WHERE a=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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1	SIMPLE	t1	ref	a	a	5	const	1	Using where; Using index
1	SIMPLE	t2	ref	a	a	10	const,test.t1.b	2	Using where; Using index
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EXPLAIN SELECT * FROM v2 WHERE a=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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1	SIMPLE	t1	ref	a	a	5	const	1	Using where; Using index
1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	3	Using where; Using join buffer
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DROP VIEW v1,v2;
DROP TABLE t1,t2,t3;
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create table t1 (f1 int);
create view v1 as select t1.f1 as '123
456' from t1;
select * from v1;
123
456
drop view v1;
drop table t1;
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create table t1 (f1 int, f2 int);
insert into t1 values(1,1),(1,2),(1,3);
create view v1 as select f1 ,group_concat(f2 order by f2 asc) from t1 group by f1;
create view v2 as select f1 ,group_concat(f2 order by f2 desc) from t1 group by f1;
select * from v1;
f1	group_concat(f2 order by f2 asc)
1	1,2,3
select * from v2;
f1	group_concat(f2 order by f2 desc)
1	3,2,1
drop view v1,v2;
drop table t1;
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create table t1 (x int, y int);
create table t2 (x int, y int, z int);
create table t3 (x int, y int, z int);
create table t4 (x int, y int, z int);
create view v1 as
select t1.x
from (
(t1 join t2 on ((t1.y = t2.y))) 
join 
(t3 left join t4 on (t3.y = t4.y) and (t3.z = t4.z))
);
prepare stmt1 from "select count(*) from v1 where x = ?";
set @parm1=1;
execute stmt1 using @parm1;
count(*)
0
execute stmt1 using @parm1;
count(*)
0
drop view v1;
drop table t1,t2,t3,t4;
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CREATE TABLE t1(id INT);
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CREATE VIEW v1 AS SELECT id FROM t1;
OPTIMIZE TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	optimize	Error	'test.v1' is not BASE TABLE
test.v1	optimize	error	Corrupt
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ANALYZE TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	analyze	Error	'test.v1' is not BASE TABLE
test.v1	analyze	error	Corrupt
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REPAIR TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	repair	Error	'test.v1' is not BASE TABLE
test.v1	repair	error	Corrupt
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DROP TABLE t1;
OPTIMIZE TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	optimize	Error	'test.v1' is not BASE TABLE
test.v1	optimize	error	Corrupt
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ANALYZE TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	analyze	Error	'test.v1' is not BASE TABLE
test.v1	analyze	error	Corrupt
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REPAIR TABLE v1;
Table	Op	Msg_type	Msg_text
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test.v1	repair	Error	'test.v1' is not BASE TABLE
test.v1	repair	error	Corrupt
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DROP VIEW v1;
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create definer = current_user() sql security invoker view v1 as select 1;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY INVOKER VIEW `v1` AS select 1 AS `1`	latin1	latin1_swedish_ci
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drop view v1;
create definer = current_user sql security invoker view v1 as select 1;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY INVOKER VIEW `v1` AS select 1 AS `1`	latin1	latin1_swedish_ci
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drop view v1;
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create table t1 (id INT, primary key(id));
insert into t1 values (1),(2);
create view v1 as select * from t1;
explain select id from v1 order by id;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	2	Using index
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drop view v1;
drop table t1;
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create table t1(f1 int, f2 int);
insert into t1 values (null, 10), (null,2);
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select f1, sum(f2) from t1 group by f1;
f1	sum(f2)
NULL	12
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create view v1 as select * from t1;
select f1, sum(f2) from v1 group by f1;
f1	sum(f2)
NULL	12
drop view v1;
drop table t1;
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drop procedure if exists p1;
create procedure p1 () deterministic
begin
create view v1 as select 1;
end;
//
call p1();
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 1 AS `1`	latin1	latin1_swedish_ci
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drop view v1;
drop procedure p1;
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CREATE VIEW v1 AS SELECT 42 AS Meaning;
DROP FUNCTION IF EXISTS f1;
CREATE FUNCTION f1() RETURNS INTEGER
BEGIN
DECLARE retn INTEGER;
SELECT Meaning FROM v1 INTO retn;
RETURN retn;
END
//
CREATE VIEW v2 AS SELECT f1();
select * from v2;
f1()
42
drop view v2,v1;
drop function f1;
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create table t1 (id numeric, warehouse_id numeric);
create view v1 as select id from t1;
create view v2 as
select t1.warehouse_id, v1.id as receipt_id
from t1, v1 where t1.id = v1.id;
insert into t1 (id, warehouse_id) values(3, 2);
insert into t1 (id, warehouse_id) values(4, 2);
insert into t1 (id, warehouse_id) values(5, 1);
select v2.receipt_id as alias1, v2.receipt_id as alias2 from v2
order by v2.receipt_id;
alias1	alias2
3	3
4	4
5	5
drop view v2, v1;
drop table t1;
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CREATE TABLE t1 (a int PRIMARY KEY, b int);
INSERT INTO t1 VALUES (2,20), (3,10), (1,10), (0,30), (5,10);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT MAX(a) FROM t1;
MAX(a)
5
SELECT MAX(a) FROM v1;
MAX(a)
5
EXPLAIN SELECT MAX(a) FROM t1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Select tables optimized away
EXPLAIN SELECT MAX(a) FROM v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Select tables optimized away
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SELECT MIN(a) FROM t1;
MIN(a)
0
SELECT MIN(a) FROM v1;
MIN(a)
0
EXPLAIN SELECT MIN(a) FROM t1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Select tables optimized away
EXPLAIN SELECT MIN(a) FROM v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Select tables optimized away
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (x varchar(10));
INSERT INTO t1 VALUES (null), ('foo'), ('bar'), (null);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT IF(x IS NULL, 'blank', 'not blank') FROM v1 GROUP BY x;
IF(x IS NULL, 'blank', 'not blank')
blank
not blank
not blank
SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM t1 GROUP BY x;
x
blank
not blank
not blank
Warnings:
Warning	1052	Column 'x' in group statement is ambiguous
SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM v1;
x
blank
not blank
not blank
blank
SELECT IF(x IS NULL, 'blank', 'not blank') AS y FROM v1 GROUP BY y;
y
blank
not blank
SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM v1 GROUP BY x;
x
blank
not blank
not blank
Warnings:
Warning	1052	Column 'x' in group statement is ambiguous
DROP VIEW v1;
DROP TABLE t1;
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drop table if exists t1; 
drop view if exists v1; 
create table t1 (id int); 
create view v1 as select * from t1; 
drop table t1; 
show create view v1; 
drop view v1;
//
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`id` AS `id` from `t1`	latin1	latin1_swedish_ci
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create table t1(f1 int, f2 int);
create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb
.f1 and ta.f2=tb.f2;
insert into t1 values(1,1),(2,2);
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create view v2 as select * from v1 where a > 1 with local check option;
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select * from v2;
a	b
2	2
update v2 set b=3 where a=2;
select * from v2;
a	b
3	3
drop view v2, v1;
drop table t1;
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CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (1), (2);
CREATE VIEW v1 AS SELECT SQRT(a) my_sqrt FROM t1;
SELECT my_sqrt FROM v1 ORDER BY my_sqrt;
my_sqrt
1
1.4142135623731
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (id int PRIMARY KEY);
CREATE TABLE t2 (id int PRIMARY KEY);
INSERT INTO t1 VALUES (1), (3);
INSERT INTO t2 VALUES (1), (2), (3);
CREATE VIEW v2 AS SELECT * FROM t2;
SELECT COUNT(*) FROM t1 LEFT JOIN t2 ON t1.id=t2.id;
COUNT(*)
2
SELECT * FROM t1 LEFT JOIN t2 ON t1.id=t2.id;
id	id
1	1
3	3
SELECT COUNT(*) FROM t1 LEFT JOIN v2 ON t1.id=v2.id;
COUNT(*)
2
DROP VIEW v2;
DROP TABLE t1, t2;
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CREATE TABLE t1 (id int NOT NULL PRIMARY KEY,
td date DEFAULT NULL, KEY idx(td));
INSERT INTO t1 VALUES 
(1, '2005-01-01'), (2, '2005-01-02'), (3, '2005-01-02'),
(4, '2005-01-03'), (5, '2005-01-04'), (6, '2005-01-05'),
(7, '2005-01-05'), (8, '2005-01-05'), (9, '2005-01-06');
CREATE VIEW v1 AS SELECT * FROM t1;
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SELECT * FROM t1 WHERE td BETWEEN CAST('2005.01.02' AS DATE) AND CAST('2005.01.04' AS DATE);
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id	td
2	2005-01-02
3	2005-01-02
4	2005-01-03
5	2005-01-04
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SELECT * FROM v1 WHERE td BETWEEN CAST('2005.01.02' AS DATE) AND CAST('2005.01.04' AS DATE);
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id	td
2	2005-01-02
3	2005-01-02
4	2005-01-03
5	2005-01-04
DROP VIEW v1;
DROP TABLE t1;
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create table t1 (a int);
create view v1 as select * from t1;
create view v2 as select * from v1;
drop table t1;
rename table v2 to t1;
select * from v1;
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ERROR HY000: `test`.`v1` contains view recursion
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drop view t1, v1;
create table t1 (a int);
create function f1() returns int
begin
declare mx int;
select max(a) from t1 into mx;
return mx;
end//
create view v1 as select f1() as a;
create view v2 as select * from v1;
drop table t1;
rename table v2 to t1;
select * from v1;
ERROR HY000: Recursive stored functions and triggers are not allowed.
drop function f1;
drop view t1, v1;
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create table t1 (dt datetime);
insert into t1 values (20040101000000), (20050101000000), (20060101000000);
create view v1 as select convert_tz(dt, 'UTC', 'Europe/Moscow') as ldt from t1;
select * from v1;
ldt
2004-01-01 03:00:00
2005-01-01 03:00:00
2006-01-01 03:00:00
drop view v1;
create view v1 as select * from t1 where convert_tz(dt, 'UTC', 'Europe/Moscow') >= 20050101000000;
select * from v1;
dt
2005-01-01 00:00:00
2006-01-01 00:00:00
create view v2 as select * from v1 where dt < 20060101000000;
select * from v2;
dt
2005-01-01 00:00:00
drop view v2;
create view v2 as select convert_tz(dt, 'UTC', 'Europe/Moscow') as ldt from v1;
select * from v2;
ldt
2005-01-01 03:00:00
2006-01-01 03:00:00
drop view v1, v2;
drop table t1;
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CREATE TABLE t1 (id int NOT NULL PRIMARY KEY, d datetime);
CREATE VIEW v1 AS
SELECT id, date(d) + INTERVAL TIME_TO_SEC(d) SECOND AS t, COUNT(*)
FROM t1 GROUP BY id, t;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`id` AS `id`,(cast(`t1`.`d` as date) + interval time_to_sec(`t1`.`d`) second) AS `t`,count(0) AS `COUNT(*)` from `t1` group by `t1`.`id`,(cast(`t1`.`d` as date) + interval time_to_sec(`t1`.`d`) second)	latin1	latin1_swedish_ci
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SELECT * FROM v1;
id	t	COUNT(*)
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (i INT, j BIGINT);
INSERT INTO t1 VALUES (1, 2), (2, 2), (3, 2);
CREATE VIEW v1 AS SELECT MIN(j) AS j FROM t1;
CREATE VIEW v2 AS SELECT MIN(i) FROM t1 WHERE j = ( SELECT * FROM v1 );
SELECT * FROM v2;
MIN(i)
1
DROP VIEW v2, v1;
DROP TABLE t1;
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CREATE TABLE t1(
fName varchar(25) NOT NULL,
lName varchar(25) NOT NULL,
DOB date NOT NULL,
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test_date date NOT NULL,
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uID int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY);
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INSERT INTO t1(fName, lName, DOB, test_date) VALUES
('Hank', 'Hill', '1964-09-29', '2007-01-01'),
('Tom', 'Adams', '1908-02-14', '2007-01-01'),
('Homer', 'Simpson', '1968-03-05', '2007-01-01');
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CREATE VIEW v1 AS
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SELECT (year(test_date)-year(DOB)) AS Age
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FROM t1 HAVING Age < 75;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select (year(`t1`.`test_date`) - year(`t1`.`DOB`)) AS `Age` from `t1` having (`Age` < 75)	latin1	latin1_swedish_ci
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SELECT (year(test_date)-year(DOB)) AS Age FROM t1 HAVING Age < 75;
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Age
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43
39
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SELECT * FROM v1;
Age
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43
39
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (id int NOT NULL PRIMARY KEY, a char(6) DEFAULT 'xxx');
INSERT INTO t1(id) VALUES (1), (2), (3), (4);
INSERT INTO t1 VALUES (5,'yyy'), (6,'yyy');
SELECT * FROM t1;
id	a
1	xxx
2	xxx
3	xxx
4	xxx
5	yyy
6	yyy
CREATE VIEW v1(a, m) AS SELECT a, MIN(id) FROM t1 GROUP BY a;
SELECT * FROM v1;
a	m
xxx	1
yyy	5
CREATE TABLE t2 SELECT * FROM v1;
INSERT INTO t2(m) VALUES (0);
SELECT * FROM t2;
a	m
xxx	1
yyy	5
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xxx	0
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DROP VIEW v1;
DROP TABLE t1,t2;
CREATE TABLE t1 (id int PRIMARY KEY, e ENUM('a','b') NOT NULL DEFAULT 'b');
INSERT INTO t1(id) VALUES (1), (2), (3);
INSERT INTO t1 VALUES (4,'a');
SELECT * FROM t1;
id	e
1	b
2	b
3	b
4	a
CREATE VIEW v1(m, e) AS SELECT MIN(id), e FROM t1 GROUP BY e;
CREATE TABLE t2 SELECT * FROM v1;
SELECT * FROM t2;
m	e
4	a
1	b
DROP VIEW v1;
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DROP TABLE t1,t2;
CREATE TABLE t1 (a INT NOT NULL, b INT NULL DEFAULT NULL);
CREATE VIEW v1 AS SELECT a, b FROM t1;
INSERT INTO v1 (b) VALUES (2);
Warnings:
Warning	1423	Field of view 'test.v1' underlying table doesn't have a default value
SET SQL_MODE = STRICT_ALL_TABLES;
INSERT INTO v1 (b) VALUES (4);
ERROR HY000: Field of view 'test.v1' underlying table doesn't have a default value
SET SQL_MODE = '';
SELECT * FROM t1;
a	b
0	2
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (firstname text, surname text);
INSERT INTO t1 VALUES
("Bart","Simpson"),("Milhouse","van Houten"),("Montgomery","Burns");
CREATE VIEW v1 AS SELECT CONCAT(firstname," ",surname) AS name FROM t1;
SELECT CONCAT(LEFT(name,LENGTH(name)-INSTR(REVERSE(name)," ")),
LEFT(name,LENGTH(name)-INSTR(REVERSE(name)," "))) AS f1
FROM v1;
f1
BartBart
Milhouse vanMilhouse van
MontgomeryMontgomery
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (i int, j int);
CREATE VIEW v1 AS SELECT COALESCE(i,j) FROM t1;
DESCRIBE v1;
Field	Type	Null	Key	Default	Extra
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COALESCE(i,j)	bigint(11)	YES		NULL	
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CREATE TABLE t2 SELECT COALESCE(i,j) FROM t1;
DESCRIBE t2;
Field	Type	Null	Key	Default	Extra
COALESCE(i,j)	int(11)	YES		NULL	
DROP VIEW v1;
DROP TABLE t1,t2;
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CREATE TABLE t1 (s varchar(10));
INSERT INTO t1 VALUES ('yadda'), ('yady');
SELECT TRIM(BOTH 'y' FROM s) FROM t1;
TRIM(BOTH 'y' FROM s)
adda
ad
CREATE VIEW v1 AS SELECT TRIM(BOTH 'y' FROM s) FROM t1;
SELECT * FROM v1;
TRIM(BOTH 'y' FROM s)
adda
ad
DROP VIEW v1;
SELECT TRIM(LEADING 'y' FROM s) FROM t1;
TRIM(LEADING 'y' FROM s)
adda
ady
CREATE VIEW v1 AS SELECT TRIM(LEADING 'y' FROM s) FROM t1;
SELECT * FROM v1;
TRIM(LEADING 'y' FROM s)
adda
ady
DROP VIEW v1;
SELECT TRIM(TRAILING 'y' FROM s) FROM t1;
TRIM(TRAILING 'y' FROM s)
yadda
yad
CREATE VIEW v1 AS SELECT TRIM(TRAILING 'y' FROM s) FROM t1;
SELECT * FROM v1;
TRIM(TRAILING 'y' FROM s)
yadda
yad
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (x INT, y INT);
CREATE ALGORITHM=TEMPTABLE SQL SECURITY INVOKER VIEW v1 AS SELECT x FROM t1;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY INVOKER VIEW `v1` AS select `t1`.`x` AS `x` from `t1`	latin1	latin1_swedish_ci
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ALTER VIEW v1 AS SELECT x, y FROM t1;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY INVOKER VIEW `v1` AS select `t1`.`x` AS `x`,`t1`.`y` AS `y` from `t1`	latin1	latin1_swedish_ci
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (s1 char);
INSERT INTO t1 VALUES ('Z');
CREATE VIEW v1 AS SELECT s1 collate latin1_german1_ci AS col FROM t1;
CREATE VIEW v2 (col) AS SELECT s1 collate latin1_german1_ci FROM t1;
INSERT INTO v1 (col) VALUES ('b');
INSERT INTO v2 (col) VALUES ('c');
SELECT s1 FROM t1;
s1
Z
b
c
DROP VIEW v1, v2;
DROP TABLE t1;
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CREATE TABLE t1 (id INT);
CREATE VIEW v1 AS SELECT id FROM t1;
SHOW TABLES;
Tables_in_test
t1
v1
DROP VIEW v2,v1;
ERROR 42S02: Unknown table 'v2'
SHOW TABLES;
Tables_in_test
t1
CREATE VIEW v1 AS SELECT id FROM t1;
DROP VIEW t1,v1;
ERROR HY000: 'test.t1' is not VIEW
SHOW TABLES;
Tables_in_test
t1
DROP TABLE t1;
DROP VIEW IF EXISTS v1;
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CREATE DATABASE bug21261DB;
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USE bug21261DB;
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CREATE TABLE t1 (x INT);
CREATE SQL SECURITY INVOKER VIEW v1 AS SELECT x FROM t1;
GRANT INSERT, UPDATE ON v1 TO 'user21261'@'localhost';
GRANT INSERT, UPDATE ON t1 TO 'user21261'@'localhost';
CREATE TABLE t2 (y INT);
GRANT SELECT ON t2 TO 'user21261'@'localhost';
INSERT INTO v1 (x) VALUES (5);
UPDATE v1 SET x=1;
GRANT SELECT ON v1 TO 'user21261'@'localhost';
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GRANT SELECT ON t1 TO 'user21261'@'localhost';
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UPDATE v1,t2 SET x=1 WHERE x=y;
SELECT * FROM t1;
x
1
REVOKE ALL PRIVILEGES, GRANT OPTION FROM 'user21261'@'localhost';
DROP USER 'user21261'@'localhost';
DROP VIEW v1;
DROP TABLE t1;
DROP DATABASE bug21261DB;
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USE test;
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create table t1 (f1 datetime);
create view v1 as select * from t1 where f1 between now() and now() + interval 1 minute;
show create view v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`f1` AS `f1` from `t1` where (`t1`.`f1` between now() and (now() + interval 1 minute))	latin1	latin1_swedish_ci
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drop view v1;
drop table t1;
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DROP TABLE IF EXISTS t1;
DROP VIEW IF EXISTS v1;
DROP VIEW IF EXISTS v2;
CREATE TABLE t1(a INT, b INT);
CREATE DEFINER=1234567890abcdefGHIKL@localhost
VIEW v1 AS SELECT a FROM t1;
ERROR HY000: String '1234567890abcdefGHIKL' is too long for user name (should be no longer than 16)
CREATE DEFINER=some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY
VIEW v2 AS SELECT b FROM t1;
ERROR HY000: String '1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY' is too long for host name (should be no longer than 60)
DROP TABLE t1;
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DROP FUNCTION IF EXISTS f1;
DROP FUNCTION IF EXISTS f2;
DROP VIEW IF EXISTS v1, v2;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (i INT);
CREATE VIEW v1 AS SELECT * FROM t1;
CREATE FUNCTION f1() RETURNS INT
BEGIN
INSERT INTO v1 VALUES (0);
RETURN 0;
END |
SELECT f1();
f1()
0
CREATE ALGORITHM=TEMPTABLE VIEW v2 AS SELECT * FROM t1;
CREATE FUNCTION f2() RETURNS INT
BEGIN
INSERT INTO v2 VALUES (0);
RETURN 0;
END |
SELECT f2();
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ERROR HY000: The target table v2 of the INSERT is not insertable-into
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DROP FUNCTION f1;
DROP FUNCTION f2;
DROP VIEW v1, v2;
DROP TABLE t1;
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CREATE TABLE t1 (s1 int);
CREATE VIEW v1 AS SELECT * FROM t1;
EXPLAIN SELECT * FROM t1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	0	const row not found
EXPLAIN SELECT * FROM v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	system	NULL	NULL	NULL	NULL	0	const row not found
INSERT INTO t1 VALUES (1), (3), (2);
EXPLAIN SELECT * FROM t1 t WHERE t.s1+1 < (SELECT MAX(t1.s1) FROM t1);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	3	Using where
2	SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	3	
EXPLAIN SELECT * FROM v1 t WHERE t.s1+1 < (SELECT MAX(t1.s1) FROM t1);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
2	SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	3	
DROP VIEW v1;
DROP TABLE t1;
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create table t1 (s1 int);
create view v1 as select s1 as a, s1 as b from t1;
insert into v1 values (1,1);
ERROR HY000: The target table v1 of the INSERT is not insertable-into
update v1 set a = 5;
drop view v1;
drop table t1;
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CREATE TABLE t1(pk int PRIMARY KEY);
CREATE TABLE t2(pk int PRIMARY KEY, fk int, ver int, org int);
CREATE ALGORITHM=MERGE VIEW v1 AS 
SELECT t1.*
FROM t1 JOIN t2 
ON t2.fk = t1.pk AND 
t2.ver = (SELECT MAX(t.ver) FROM t2 t WHERE t.org = t2.org);
SHOW WARNINGS;
Level	Code	Message
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=MERGE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`pk` AS `pk` from (`t1` join `t2` on(((`t2`.`fk` = `t1`.`pk`) and (`t2`.`ver` = (select max(`t`.`ver`) AS `MAX(t.ver)` from `t2` `t` where (`t`.`org` = `t2`.`org`))))))	latin1	latin1_swedish_ci
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DROP VIEW v1;
DROP TABLE t1, t2;
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DROP FUNCTION IF EXISTS f1;
DROP VIEW IF EXISTS v1;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (i INT);
INSERT INTO t1 VALUES (1);
CREATE VIEW v1 AS SELECT MAX(i) FROM t1;
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW
SET NEW.i = (SELECT * FROM v1) + 1;
INSERT INTO t1 VALUES (1);
CREATE FUNCTION f1() RETURNS INT RETURN (SELECT * FROM v1);
UPDATE t1 SET i= f1();
DROP FUNCTION f1;
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1(id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY, val INT UNSIGNED NOT NULL);
CREATE VIEW v1 AS SELECT id, val FROM t1 WHERE val >= 1 AND val <= 5 WITH CHECK OPTION;
INSERT INTO v1 (val) VALUES (2);
INSERT INTO v1 (val) VALUES (4);
INSERT INTO v1 (val) VALUES (6);
ERROR HY000: CHECK OPTION failed 'test.v1'
UPDATE v1 SET val=6 WHERE id=2;
ERROR HY000: CHECK OPTION failed 'test.v1'
DROP VIEW v1;
DROP TABLE t1;
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DROP VIEW IF EXISTS v1, v2;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (i INT AUTO_INCREMENT PRIMARY KEY, j INT);
CREATE VIEW v1 AS SELECT j FROM t1;
CREATE VIEW v2 AS SELECT * FROM t1;
INSERT INTO t1 (j) VALUES (1);
SELECT LAST_INSERT_ID();
LAST_INSERT_ID()
1
INSERT INTO v1 (j) VALUES (2);
# LAST_INSERT_ID() should not change.
SELECT LAST_INSERT_ID();
LAST_INSERT_ID()
1
INSERT INTO v2 (j) VALUES (3);
# LAST_INSERT_ID() should be updated.
SELECT LAST_INSERT_ID();
LAST_INSERT_ID()
3
INSERT INTO v1 (j) SELECT j FROM t1;
# LAST_INSERT_ID() should not change.
SELECT LAST_INSERT_ID();
LAST_INSERT_ID()
3
SELECT * FROM t1;
i	j
1	1
2	2
3	3
4	1
5	2
6	3
DROP VIEW v1, v2;
DROP TABLE t1;
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CREATE VIEW v AS SELECT !0 * 5 AS x FROM DUAL;
SHOW CREATE VIEW v;
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View	Create View	character_set_client	collation_connection
v	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v` AS select ((not(0)) * 5) AS `x`	latin1	latin1_swedish_ci
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SELECT !0 * 5 AS x FROM DUAL;
x
5
SELECT * FROM v;
x
5
DROP VIEW v;
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DROP VIEW IF EXISTS v1;
CREATE VIEW v1 AS SELECT 'The\ZEnd';
SELECT * FROM v1;
TheEnd
TheEnd
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
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v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 'The\ZEnd' AS `TheEnd`	latin1	latin1_swedish_ci
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DROP VIEW v1;
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malff/marcsql@weblab.(none) committed
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CREATE TABLE t1 (mydate DATETIME);
INSERT INTO t1 VALUES
('2007-01-01'), ('2007-01-02'), ('2007-01-30'), ('2007-01-31');
CREATE VIEW v1 AS SELECT mydate from t1;
SELECT * FROM t1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
mydate
2007-01-01 00:00:00
2007-01-02 00:00:00
2007-01-30 00:00:00
2007-01-31 00:00:00
SELECT * FROM v1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
mydate
2007-01-01 00:00:00
2007-01-02 00:00:00
2007-01-30 00:00:00
2007-01-31 00:00:00
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1), (2);
CREATE VIEW v1 AS
SELECT t2.b FROM t1,t2 WHERE t1.a = t2.b WITH CHECK OPTION;
SELECT * FROM v1;
b
1
2
UPDATE v1 SET b=3;
ERROR HY000: CHECK OPTION failed 'test.v1'
SELECT * FROM v1;
b
1
2
SELECT * FROM t1;
a
1
2
SELECT * FROM t2;
b
1
2
DROP VIEW v1;
DROP TABLE t1,t2;
create table t1(f1 int, f2 int);
insert into t1 values(1,2),(1,3),(1,1),(2,3),(2,1),(2,2);
select * from t1;
f1	f2
1	2
1	3
1	1
2	3
2	1
2	2
create view v1 as select * from t1 order by f2;
select * from v1;
f1	f2
1	1
2	1
1	2
2	2
1	3
2	3
explain extended select * from v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	6	100.00	Using filesort
Warnings:
Note	1003	select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f2`
select * from v1 order by f1;
f1	f2
1	1
1	2
1	3
2	1
2	2
2	3
explain extended select * from v1 order by f1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	6	100.00	Using filesort
Warnings:
Note	1003	select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f1`,`test`.`t1`.`f2`
drop view v1;
drop table t1;
CREATE TABLE t1 (
id int(11) NOT NULL PRIMARY KEY,
country varchar(32),
code int(11) default NULL
);
INSERT INTO t1 VALUES
(1,'ITALY',100),(2,'ITALY',200),(3,'FRANCE',100), (4,'ITALY',100);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT code, COUNT(DISTINCT country) FROM t1 GROUP BY code ORDER BY MAX(id);
code	COUNT(DISTINCT country)
200	1
100	2
SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id);
code	COUNT(DISTINCT country)
200	1
100	2
DROP VIEW v1;
DROP TABLE t1;
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DROP VIEW IF EXISTS v1;
SELECT * FROM (SELECT 1) AS t;
1
1
CREATE VIEW v1 AS SELECT * FROM (SELECT 1) AS t;
ERROR HY000: View's SELECT contains a subquery in the FROM clause
# Previously the following would fail.
SELECT * FROM (SELECT 1) AS t;
1
1
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drop view if exists view_24532_a;
drop view if exists view_24532_b;
drop table if exists table_24532;
create table table_24532 (
a int,
b bigint,
c int(4),
d bigint(48)
);
create view view_24532_a as
select
a IS TRUE,
a IS NOT TRUE,
a IS FALSE,
a IS NOT FALSE,
a IS UNKNOWN,
a IS NOT UNKNOWN,
a is NULL,
a IS NOT NULL,
ISNULL(a),
b IS TRUE,
b IS NOT TRUE,
b IS FALSE,
b IS NOT FALSE,
b IS UNKNOWN,
b IS NOT UNKNOWN,
b is NULL,
b IS NOT NULL,
ISNULL(b),
c IS TRUE,
c IS NOT TRUE,
c IS FALSE,
c IS NOT FALSE,
c IS UNKNOWN,
c IS NOT UNKNOWN,
c is NULL,
c IS NOT NULL,
ISNULL(c),
d IS TRUE,
d IS NOT TRUE,
d IS FALSE,
d IS NOT FALSE,
d IS UNKNOWN,
d IS NOT UNKNOWN,
d is NULL,
d IS NOT NULL,
ISNULL(d)
from table_24532;
describe view_24532_a;
Field	Type	Null	Key	Default	Extra
a IS TRUE	int(1)	NO		0	
a IS NOT TRUE	int(1)	NO		0	
a IS FALSE	int(1)	NO		0	
a IS NOT FALSE	int(1)	NO		0	
a IS UNKNOWN	int(1)	NO		0	
a IS NOT UNKNOWN	int(1)	NO		0	
a is NULL	int(1)	NO		0	
a IS NOT NULL	int(1)	NO		0	
ISNULL(a)	int(1)	NO		0	
b IS TRUE	int(1)	NO		0	
b IS NOT TRUE	int(1)	NO		0	
b IS FALSE	int(1)	NO		0	
b IS NOT FALSE	int(1)	NO		0	
b IS UNKNOWN	int(1)	NO		0	
b IS NOT UNKNOWN	int(1)	NO		0	
b is NULL	int(1)	NO		0	
b IS NOT NULL	int(1)	NO		0	
ISNULL(b)	int(1)	NO		0	
c IS TRUE	int(1)	NO		0	
c IS NOT TRUE	int(1)	NO		0	
c IS FALSE	int(1)	NO		0	
c IS NOT FALSE	int(1)	NO		0	
c IS UNKNOWN	int(1)	NO		0	
c IS NOT UNKNOWN	int(1)	NO		0	
c is NULL	int(1)	NO		0	
c IS NOT NULL	int(1)	NO		0	
ISNULL(c)	int(1)	NO		0	
d IS TRUE	int(1)	NO		0	
d IS NOT TRUE	int(1)	NO		0	
d IS FALSE	int(1)	NO		0	
d IS NOT FALSE	int(1)	NO		0	
d IS UNKNOWN	int(1)	NO		0	
d IS NOT UNKNOWN	int(1)	NO		0	
d is NULL	int(1)	NO		0	
d IS NOT NULL	int(1)	NO		0	
ISNULL(d)	int(1)	NO		0	
create view view_24532_b as
select
a IS TRUE,
if(ifnull(a, 0), 1, 0) as old_istrue,
a IS NOT TRUE,
if(ifnull(a, 0), 0, 1) as old_isnottrue,
a IS FALSE,
if(ifnull(a, 1), 0, 1) as old_isfalse,
a IS NOT FALSE,
if(ifnull(a, 1), 1, 0) as old_isnotfalse
from table_24532;
describe view_24532_b;
Field	Type	Null	Key	Default	Extra
a IS TRUE	int(1)	NO		0	
old_istrue	int(1)	NO		0	
a IS NOT TRUE	int(1)	NO		0	
old_isnottrue	int(1)	NO		0	
a IS FALSE	int(1)	NO		0	
old_isfalse	int(1)	NO		0	
a IS NOT FALSE	int(1)	NO		0	
old_isnotfalse	int(1)	NO		0	
show create view view_24532_b;
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View	Create View	character_set_client	collation_connection
view_24532_b	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_24532_b` AS select (`table_24532`.`a` is true) AS `a IS TRUE`,if(ifnull(`table_24532`.`a`,0),1,0) AS `old_istrue`,(`table_24532`.`a` is not true) AS `a IS NOT TRUE`,if(ifnull(`table_24532`.`a`,0),0,1) AS `old_isnottrue`,(`table_24532`.`a` is false) AS `a IS FALSE`,if(ifnull(`table_24532`.`a`,1),0,1) AS `old_isfalse`,(`table_24532`.`a` is not false) AS `a IS NOT FALSE`,if(ifnull(`table_24532`.`a`,1),1,0) AS `old_isnotfalse` from `table_24532`	latin1	latin1_swedish_ci
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insert into table_24532 values (0, 0, 0, 0);
select * from view_24532_b;
a IS TRUE	old_istrue	a IS NOT TRUE	old_isnottrue	a IS FALSE	old_isfalse	a IS NOT FALSE	old_isnotfalse
0	0	1	1	1	1	0	0
update table_24532 set a=1;
select * from view_24532_b;
a IS TRUE	old_istrue	a IS NOT TRUE	old_isnottrue	a IS FALSE	old_isfalse	a IS NOT FALSE	old_isnotfalse
1	1	0	0	0	0	1	1
update table_24532 set a=NULL;
select * from view_24532_b;
a IS TRUE	old_istrue	a IS NOT TRUE	old_isnottrue	a IS FALSE	old_isfalse	a IS NOT FALSE	old_isnotfalse
0	0	1	1	0	0	1	1
drop view view_24532_a;
drop view view_24532_b;
drop table table_24532;
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CREATE TABLE t1 (
lid int NOT NULL PRIMARY KEY,
name char(10) NOT NULL
);
INSERT INTO t1 (lid, name) VALUES
(1, 'YES'), (2, 'NO');
CREATE TABLE t2 (
id int NOT NULL PRIMARY KEY, 
gid int NOT NULL,
lid int NOT NULL,
dt date
);
INSERT INTO t2 (id, gid, lid, dt) VALUES
(1, 1, 1, '2007-01-01'),(2, 1, 2, '2007-01-02'),
(3, 2, 2, '2007-02-01'),(4, 2, 1, '2007-02-02');
SELECT DISTINCT t2.gid AS lgid,
(SELECT t1.name FROM t1, t2
WHERE t1.lid  = t2.lid AND t2.gid = lgid
ORDER BY t2.dt DESC LIMIT 1
) as clid
FROM t2;
lgid	clid
1	NO
2	YES
CREATE VIEW v1 AS
SELECT DISTINCT t2.gid AS lgid,
(SELECT t1.name FROM t1, t2
WHERE t1.lid  = t2.lid AND t2.gid = lgid
ORDER BY t2.dt DESC LIMIT 1
) as clid
FROM t2;
SELECT * FROM v1;
lgid	clid
1	NO
2	YES
DROP VIEW v1;
DROP table t1,t2;
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CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
CREATE VIEW v1 AS SELECT a FROM t1 ORDER BY a;
SELECT * FROM t1 UNION SELECT * FROM v1;
a
1
2
3
EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
2	UNION	t1	ALL	NULL	NULL	NULL	NULL	3	
NULL	UNION RESULT	<union1,2>	ALL	NULL	NULL	NULL	NULL	NULL	
SELECT * FROM v1 UNION SELECT * FROM t1;
a
1
2
3
EXPLAIN SELECT * FROM v1 UNION SELECT * FROM t1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
2	UNION	t1	ALL	NULL	NULL	NULL	NULL	3	
NULL	UNION RESULT	<union1,2>	ALL	NULL	NULL	NULL	NULL	NULL	
SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a;
a
1
2
3
EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
2	UNION	t1	ALL	NULL	NULL	NULL	NULL	3	
NULL	UNION RESULT	<union1,2>	ALL	NULL	NULL	NULL	NULL	NULL	Using filesort
DROP VIEW v1;
DROP TABLE t1;
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CREATE VIEW v1 AS SELECT CAST( 1.23456789 AS DECIMAL( 7,5 ) ) AS col;
SELECT * FROM v1;
col
1.23457
DESCRIBE v1;
Field	Type	Null	Key	Default	Extra
col	decimal(7,5)	NO		0.00000	
DROP VIEW v1;
CREATE VIEW v1 AS SELECT CAST(1.23456789 AS DECIMAL(8,0)) AS col;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select cast(1.23456789 as decimal(8,0)) AS `col`	latin1	latin1_swedish_ci
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DROP VIEW v1;
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CREATE TABLE t1 (a INT);
CREATE TABLE t2 (b INT, c INT DEFAULT 0);
INSERT INTO t1 (a) VALUES (1), (2);
INSERT INTO t2 (b) VALUES (1), (2);
CREATE VIEW v1 AS SELECT t2.b,t2.c FROM t1, t2
WHERE t1.a=t2.b AND t2.b < 3 WITH CHECK OPTION;
SELECT * FROM v1;
b	c
1	0
2	0
UPDATE v1 SET c=1 WHERE b=1;
SELECT * FROM v1;
b	c
1	1
2	0
DROP VIEW v1;
DROP TABLE t1,t2;
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CREATE TABLE t1 (id int);
CREATE TABLE t2 (id int, c int DEFAULT 0);
INSERT INTO t1 (id) VALUES (1);
INSERT INTO t2 (id) VALUES (1);
CREATE VIEW v1 AS 
SELECT t2.c FROM t1, t2 
WHERE t1.id=t2.id AND 1 IN (SELECT id FROM t1) WITH CHECK OPTION;
UPDATE v1 SET c=1;
DROP VIEW v1;
DROP TABLE t1,t2;
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CREATE TABLE t1 (a1 INT, c INT DEFAULT 0);
CREATE TABLE t2 (a2 INT);
CREATE TABLE t3 (a3 INT);
CREATE TABLE t4 (a4 INT);
INSERT INTO t1 (a1) VALUES (1),(2);
INSERT INTO t2 (a2) VALUES (1),(2);
INSERT INTO t3 (a3) VALUES (1),(2);
INSERT INTO t4 (a4) VALUES (1),(2);
CREATE VIEW v1 AS
SELECT t1.a1, t1.c FROM t1 JOIN t2 ON t1.a1=t2.a2 AND t1.c < 3
WITH CHECK OPTION;
SELECT * FROM v1;
a1	c
1	0
2	0
UPDATE v1 SET c=3;
ERROR HY000: CHECK OPTION failed 'test.v1'
PREPARE t FROM 'UPDATE v1 SET c=3';
EXECUTE t;
ERROR HY000: CHECK OPTION failed 'test.v1'
EXECUTE t;
ERROR HY000: CHECK OPTION failed 'test.v1'
INSERT INTO v1(a1, c) VALUES (3, 3);
ERROR HY000: CHECK OPTION failed 'test.v1'
UPDATE v1 SET c=1 WHERE a1=1;
SELECT * FROM v1;
a1	c
1	1
2	0
SELECT * FROM t1;
a1	c
1	1
2	0
CREATE VIEW v2 AS SELECT t1.a1, t1.c
FROM (t1 JOIN t2 ON t1.a1=t2.a2 AND t1.c < 3)
JOIN (t3 JOIN t4 ON t3.a3=t4.a4)
ON t2.a2=t3.a3 WITH CHECK OPTION;
SELECT * FROM v2;
a1	c
1	1
2	0
UPDATE v2 SET c=3;
ERROR HY000: CHECK OPTION failed 'test.v2'
PREPARE t FROM 'UPDATE v2 SET c=3';
EXECUTE t;
ERROR HY000: CHECK OPTION failed 'test.v2'
EXECUTE t;
ERROR HY000: CHECK OPTION failed 'test.v2'
INSERT INTO v2(a1, c) VALUES (3, 3);
ERROR HY000: CHECK OPTION failed 'test.v2'
UPDATE v2 SET c=2 WHERE a1=1;
SELECT * FROM v2;
a1	c
1	2
2	0
SELECT * FROM t1;
a1	c
1	2
2	0
DROP VIEW v1,v2;
DROP TABLE t1,t2,t3,t4;
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CREATE TABLE t1 (a int, b int);
INSERT INTO t1 VALUES (1,2), (2,2), (1,3), (1,2);
CREATE VIEW v1 AS SELECT a, b+1 as b FROM t1;
SELECT b, SUM(a) FROM v1 WHERE b=3 GROUP BY b;
b	SUM(a)
3	4
EXPLAIN SELECT b, SUM(a) FROM v1 WHERE b=3 GROUP BY b;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	4	Using where
SELECT a, SUM(b) FROM v1 WHERE b=3 GROUP BY a;
a	SUM(b)
1	6
2	3
EXPLAIN SELECT a, SUM(b) FROM v1 WHERE b=3 GROUP BY a;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	4	Using where; Using temporary; Using filesort
SELECT a, SUM(b) FROM v1 WHERE a=1 GROUP BY a;
a	SUM(b)
1	10
EXPLAIN SELECT a, SUM(b) FROM v1 WHERE a=1 GROUP BY a;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	4	Using where
DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (
person_id int NOT NULL PRIMARY KEY,
username varchar(40) default NULL,
status_flg char(1) NOT NULL default 'A'
);
CREATE TABLE t2 (
person_role_id int NOT NULL auto_increment PRIMARY KEY,
role_id int NOT NULL,
person_id int NOT NULL,
INDEX idx_person_id (person_id),
INDEX idx_role_id (role_id)
);
CREATE TABLE t3 (
role_id int NOT NULL auto_increment PRIMARY KEY,
role_name varchar(100) default NULL,
app_name varchar(40) NOT NULL,
INDEX idx_app_name(app_name)
);
CREATE VIEW v1 AS 
SELECT profile.person_id AS person_id
FROM t1 profile, t2 userrole, t3 role
WHERE userrole.person_id = profile.person_id AND
role.role_id = userrole.role_id AND
profile.status_flg = 'A'
  ORDER BY profile.person_id,role.app_name,role.role_name;
INSERT INTO  t1 VALUES
(6,'Sw','A'), (-1136332546,'ols','e'), (0,'    *\n','0'),
(-717462680,'ENTS Ta','0'), (-904346964,'ndard SQL\n','0');
INSERT INTO t2 VALUES
(1,3,6),(2,4,7),(3,5,8),(4,6,9),(5,1,6),(6,1,7),(7,1,8),(8,1,9),(9,1,10);
INSERT INTO t3 VALUES 
(1,'NUCANS_APP_USER','NUCANSAPP'),(2,'NUCANS_TRGAPP_USER','NUCANSAPP'),
(3,'IA_INTAKE_COORDINATOR','IACANS'),(4,'IA_SCREENER','IACANS'),
(5,'IA_SUPERVISOR','IACANS'),(6,'IA_READONLY','IACANS'),
(7,'SOC_USER','SOCCANS'),(8,'CAYIT_USER','CAYITCANS'),
(9,'RTOS_DCFSPOS_SUPERVISOR','RTOS');
EXPLAIN SELECT t.person_id AS a, t.person_id AS b FROM v1 t WHERE t.person_id=6;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	profile	const	PRIMARY	PRIMARY	4	const	1	Using temporary; Using filesort
1	SIMPLE	userrole	ref	idx_person_id,idx_role_id	idx_person_id	4	const	2	
1	SIMPLE	role	eq_ref	PRIMARY	PRIMARY	4	test.userrole.role_id	1	
SELECT t.person_id AS a, t.person_id AS b FROM v1 t WHERE t.person_id=6;
a	b
6	6
6	6
DROP VIEW v1;
DROP TABLE t1,t2,t3;
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create table t1 (i int);
insert into t1 values (1), (2), (1), (3), (2), (4);
create view v1 as select distinct i from t1;
select * from v1;
i
1
2
3
4
select table_name, is_updatable from information_schema.views 
where table_name = 'v1';
table_name	is_updatable
v1	NO
drop view v1;
drop table t1;
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CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT * FROM v1 USE KEY(non_existant);
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ERROR HY000: Incorrect usage of index hints and VIEW
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SELECT * FROM v1 FORCE KEY(non_existant);
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ERROR HY000: Incorrect usage of index hints and VIEW
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SELECT * FROM v1 IGNORE KEY(non_existant);
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ERROR HY000: Incorrect usage of index hints and VIEW
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DROP VIEW v1;
DROP TABLE t1;
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CREATE TABLE t1 (a INT NOT NULL AUTO_INCREMENT, b INT NOT NULL DEFAULT 0,
PRIMARY KEY(a), KEY (b));
INSERT INTO t1 VALUES (),(),(),(),(),(),(),(),(),(),(),(),(),(),();
CREATE VIEW v1 AS SELECT * FROM t1 FORCE KEY (PRIMARY,b) ORDER BY a;
SHOW CREATE VIEW v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` FORCE INDEX (PRIMARY) FORCE INDEX (`b`) order by `t1`.`a`	latin1	latin1_swedish_ci
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EXPLAIN SELECT * FROM v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	15	
CREATE VIEW v2 AS SELECT * FROM t1 USE KEY () ORDER BY a;
SHOW CREATE VIEW v2;
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View	Create View	character_set_client	collation_connection
v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` USE INDEX () order by `t1`.`a`	latin1	latin1_swedish_ci
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EXPLAIN SELECT * FROM v2;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	15	Using filesort
CREATE VIEW v3 AS SELECT * FROM t1 IGNORE KEY (b) ORDER BY a;
SHOW CREATE VIEW v3;
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View	Create View	character_set_client	collation_connection
v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` IGNORE INDEX (`b`) order by `t1`.`a`	latin1	latin1_swedish_ci
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EXPLAIN SELECT * FROM v3;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	15	Using filesort
DROP VIEW v1;
DROP VIEW v2;
DROP VIEW v3;
DROP TABLE t1;
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#
# Bug#29477: Not all fields of the target table were checked to have
#            a default value when inserting into a view.
#
create table t1(f1 int, f2 int not null);
create view v1 as select f1 from t1;
insert into v1 values(1);
Warnings:
Warning	1423	Field of view 'test.v1' underlying table doesn't have a default value
set @old_mode=@@sql_mode;
set @@sql_mode=traditional;
insert into v1 values(1);
ERROR HY000: Field of view 'test.v1' underlying table doesn't have a default value
set @@sql_mode=@old_mode;
drop view v1;
drop table t1;
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create table t1 (a int, key(a));
create table t2 (c int);
create view v1 as select a b from t1;
create view v2 as select 1 a from t2, v1 where c in 
(select 1 from t1 where b = a);
insert into t1 values (1), (1);
insert into t2 values (1), (1);
prepare stmt from "select * from v2 where a = 1";
execute stmt;
a
1
1
1
1
drop view v1, v2;
drop table t1, t2;
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CREATE TABLE t1 (a INT);
CREATE VIEW v1 AS SELECT p.a AS a FROM t1 p, t1 q;
INSERT INTO t1 VALUES (1), (1);
SELECT MAX(a), COUNT(DISTINCT a) FROM v1 GROUP BY a;
MAX(a)	COUNT(DISTINCT a)
1	1
DROP VIEW v1;
DROP TABLE t1;
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# -----------------------------------------------------------------
# -- Bug#34337: Server crash when Altering a view using a table name.
# -----------------------------------------------------------------

DROP TABLE IF EXISTS t1;

CREATE TABLE t1(c1 INT);

SELECT * FROM t1;
c1
ALTER ALGORITHM=TEMPTABLE SQL SECURITY INVOKER VIEW t1 (c2) AS SELECT (1);
ERROR HY000: 'test.t1' is not VIEW

DROP TABLE t1;

# -- End of test case for Bug#34337.

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# -----------------------------------------------------------------
# -- Bug#35193: VIEW query is rewritten without "FROM DUAL",
# --            causing syntax error
# -----------------------------------------------------------------

CREATE VIEW v1 AS SELECT 1 FROM DUAL WHERE 1;

SELECT * FROM v1;
1
1
SHOW CREATE TABLE v1;
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View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 1 AS `1` from DUAL  where 1	latin1	latin1_swedish_ci
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DROP VIEW v1;

# -- End of test case for Bug#35193.

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# -----------------------------------------------------------------
# -- End of 5.0 tests.
# -----------------------------------------------------------------
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DROP DATABASE IF EXISTS `d-1`;
CREATE DATABASE `d-1`;
USE `d-1`;
CREATE TABLE `t-1` (c1 INT);
CREATE VIEW  `v-1` AS SELECT c1 FROM `t-1`;
SHOW TABLES;
Tables_in_d-1
t-1
v-1
RENAME TABLE `t-1` TO `t-2`;
RENAME TABLE `v-1` TO `v-2`;
SHOW TABLES;
Tables_in_d-1
t-2
v-2
DROP TABLE `t-2`;
DROP VIEW  `v-2`;
DROP DATABASE `d-1`;
USE test;
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#
# Bug#26676: VIEW using old table schema in a session.
#

DROP VIEW IF EXISTS v1;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 INT, c2 INT);
INSERT INTO t1 VALUES (1, 2), (3, 4);

SELECT * FROM t1;
c1	c2
1	2
3	4

CREATE VIEW v1 AS SELECT * FROM t1;

SELECT * FROM v1;
c1	c2
1	2
3	4

ALTER TABLE t1 ADD COLUMN c3 INT AFTER c2;

SELECT * FROM t1;
c1	c2	c3
1	2	NULL
3	4	NULL

SELECT * FROM v1;
c1	c2
1	2
3	4

SHOW CREATE VIEW v1;
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`c1` AS `c1`,`t1`.`c2` AS `c2` from `t1`	latin1	latin1_swedish_ci

DROP VIEW v1;
DROP TABLE t1;

# End of test case for Bug#26676.

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# -----------------------------------------------------------------
# -- Bug#32538: View definition picks up character set, but not collation
# -----------------------------------------------------------------

DROP VIEW IF EXISTS v1;

SET collation_connection = latin1_general_ci;
CREATE VIEW v1 AS SELECT _latin1 'text1' AS c1, 'text2' AS c2;

SELECT COLLATION(c1), COLLATION(c2) FROM v1;
COLLATION(c1)	COLLATION(c2)
latin1_swedish_ci	latin1_general_ci

SHOW CREATE VIEW v1;
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select _latin1'text1' AS `c1`,'text2' AS `c2`	latin1	latin1_general_ci

SELECT * FROM v1 WHERE c1 = 'text1';
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin1_general_ci,COERCIBLE) for operation '='

SELECT * FROM v1 WHERE c2 = 'text2';
c1	c2
text1	text2

use test;
SET names latin1;

SELECT COLLATION(c1), COLLATION(c2) FROM v1;
COLLATION(c1)	COLLATION(c2)
latin1_swedish_ci	latin1_general_ci

SELECT * FROM v1 WHERE c1 = 'text1';
c1	c2
text1	text2

SELECT * FROM v1 WHERE c2 = 'text2';
ERROR HY000: Illegal mix of collations (latin1_general_ci,COERCIBLE) and (latin1_swedish_ci,COERCIBLE) for operation '='

DROP VIEW v1;

# -- End of test case for Bug#32538.

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drop view if exists a;
drop procedure if exists p;
create procedure p()
begin
declare continue handler for sqlexception begin end;
create view a as select 1;
end|
call p();
call p();
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drop view a;
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drop procedure p;
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# -----------------------------------------------------------------
# -- End of 5.1 tests.
# -----------------------------------------------------------------