mariadb/mysql-test/r/view.result

drop table if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop view if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
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;
ERROR HY000: View's SELECT contains a temporary table 't1'
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,d) as select a,b+@@global.max_user_connections from t1;
ERROR HY000: View's SELECT contains a variable or parameter
create view v1 (c) as select b+1 from t1;
select c from v1;
c
3
4
5
6
11
create temporary table t1 (a int, b int);
select * from t1;
a	b
select c from v1;
c
3
4
5
6
11
show create table v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select (`test`.`t1`.`b` + 1) AS `c` from `test`.`t1`
show create view v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select (`test`.`t1`.`b` + 1) AS `c` from `test`.`t1`
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;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select (`test`.`t1`.`b` + 1) AS `c` from `test`.`v1`
create algorithm=temptable view v2 (c) as select b+1 from t1;
show create table v2;
Table	Create Table
v2	CREATE ALGORITHM=TMPTABLE VIEW `test`.`v2` AS select (`test`.`t1`.`b` + 1) AS `c` from `test`.`t1`
select c from v2;
c
3
4
5
6
11
explain extended select c from v2;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select `v2`.`c` AS `c` from `test`.`v2`
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
4
5
6
7
12
explain extended select c from v3;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select ((`test`.`t1`.`b` + 1) + 1) AS `c` from `test`.`v3`
create algorithm=temptable view v4 (c) as select c+1 from v2;
select c from v4;
c
4
5
6
7
12
explain extended select c from v4;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	
2	DERIVED	<derived3>	ALL	NULL	NULL	NULL	NULL	5	
3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select `v4`.`c` AS `c` from `test`.`v4`
create view v5 (c) as select c+1 from v2;
select c from v5;
c
4
5
6
7
12
explain extended select c from v5;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived3>	ALL	NULL	NULL	NULL	NULL	5	
3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select (`v2`.`c` + 1) AS `c` from `test`.`v5`
create algorithm=temptable view v6 (c) as select c+1 from v1;
select c from v6;
c
4
5
6
7
12
explain extended select c from v6;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	ALL	NULL	NULL	NULL	NULL	5	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	5	
Warnings:
Note	1003	select `v6`.`c` AS `c` from `test`.`v6`
show tables;
Tables_in_test	table_type
t1	BASE TABLE
v1	VIEW
v2	VIEW
v3	VIEW
v4	VIEW
v5	VIEW
v6	VIEW
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
t1	MyISAM	9	Fixed	5	9	45	38654705663	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
v1	NULL	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	NULL	view
v3	NULL	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	NULL	view
v5	NULL	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	NULL	view
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
grant create view on test.* to test@localhost;
show grants for test@localhost;
Grants for test@localhost
GRANT USAGE ON *.* TO 'test'@'localhost'
GRANT CREATE VIEW ON `test`.* TO 'test'@'localhost'
revoke create view on test.* from test@localhost;
show grants for test@localhost;
Grants for test@localhost
GRANT USAGE ON *.* TO 'test'@'localhost'
drop view v100;
ERROR 42S02: Unknown table 'test.v100'
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;
select * from t1 natural left join v1;
a	a
1	NULL
2	2
3	3
select * from v2 natural left join t1;
a	a
0	NULL
1	1
2	2
select * from v2 natural left join v1;
a	a
0	NULL
1	NULL
2	2
drop view v1, v2;
drop table t1;
create database mysqltest;
create table mysqltest.t1 (a int, b int);
create table mysqltest.t2 (a int, b int);
grant select on mysqltest.t1 to mysqltest_1@localhost;
grant create view,select on test.* to mysqltest_1@localhost;
create view v1  as select * from mysqltest.t1;
create view mysqltest.v2  as select * from mysqltest.t1;
ERROR 42000: create view command denied to user 'mysqltest_1'@'localhost' for table 'v2'
create view v2 as select * from mysqltest.t2;
ERROR 42000: ANY command denied to user 'mysqltest_1'@'localhost' for table 't2'
revoke all privileges on mysqltest.t1 from mysqltest_1@localhost;
revoke all privileges on test.* from mysqltest_1@localhost;
drop database mysqltest;
drop view test.v1;
create database mysqltest;
create table mysqltest.t1 (a int, b int);
create view mysqltest.v1 (c,d) as select a+1,b+1 from mysqltest.t1;
grant select (c) on mysqltest.v1 to mysqltest_1@localhost;
select c from mysqltest.v1;
c
select d from mysqltest.v1;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'd' in table 'v1'
revoke all privileges on mysqltest.v1 from mysqltest_1@localhost;
delete from mysql.user where user='mysqltest_1';
drop database mysqltest;
create database mysqltest;
create table mysqltest.t1 (a int, b int);
create algorithm=temptable view mysqltest.v1 (c,d) as select a+1,b+1 from mysqltest.t1;
grant select (c) on mysqltest.v1 to mysqltest_1@localhost;
select c from mysqltest.v1;
c
select d from mysqltest.v1;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'd' in table 'v1'
revoke all privileges on mysqltest.v1 from mysqltest_1@localhost;
delete from mysql.user where user='mysqltest_1';
drop database mysqltest;
create database mysqltest;
create table mysqltest.t1 (a int, b int);
create table mysqltest.t2 (a int, b int);
create view mysqltest.v1 (c,d) as select a+1,b+1 from mysqltest.t1;
create algorithm=temptable view mysqltest.v2 (c,d) as select a+1,b+1 from mysqltest.t1;
create view mysqltest.v3 (c,d) as select a+1,b+1 from mysqltest.t2;
create algorithm=temptable view mysqltest.v4 (c,d) as select a+1,b+1 from mysqltest.t2;
grant select on mysqltest.v1 to mysqltest_1@localhost;
grant select on mysqltest.v2 to mysqltest_1@localhost;
grant select on mysqltest.v3 to mysqltest_1@localhost;
grant select on mysqltest.v4 to mysqltest_1@localhost;
select c from mysqltest.v1;
c
select c from mysqltest.v2;
c
select c from mysqltest.v3;
c
select c from mysqltest.v4;
c
show columns from mysqltest.v1;
Field	Type	Null	Key	Default	Extra
c	bigint(20)	YES		NULL	
d	bigint(20)	YES		NULL	
show columns from mysqltest.v2;
Field	Type	Null	Key	Default	Extra
c	bigint(20)	YES		NULL	
d	bigint(20)	YES		NULL	
explain select c from mysqltest.v1;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v1;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
explain select c from mysqltest.v2;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v2;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
explain select c from mysqltest.v3;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v3;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
explain select c from mysqltest.v4;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v4;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
grant select on mysqltest.t1 to mysqltest_1@localhost;
explain select c from mysqltest.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	system	NULL	NULL	NULL	NULL	0	const row not found
show create table mysqltest.v1;
Table	Create Table
v1	CREATE VIEW `mysqltest`.`v1` AS select (`mysqltest`.`t1`.`a` + 1) AS `c`,(`mysqltest`.`t1`.`b` + 1) AS `d` from `mysqltest`.`t1`
explain select c from mysqltest.v2;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
show create table mysqltest.v2;
Table	Create Table
v2	CREATE ALGORITHM=TMPTABLE VIEW `mysqltest`.`v2` AS select (`mysqltest`.`t1`.`a` + 1) AS `c`,(`mysqltest`.`t1`.`b` + 1) AS `d` from `mysqltest`.`t1`
explain select c from mysqltest.v3;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v3;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
explain select c from mysqltest.v4;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
show create table mysqltest.v4;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
grant show view on mysqltest.* to mysqltest_1@localhost;
explain select c from mysqltest.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	system	NULL	NULL	NULL	NULL	0	const row not found
show create table mysqltest.v1;
Table	Create Table
v1	CREATE VIEW `mysqltest`.`v1` AS select (`mysqltest`.`t1`.`a` + 1) AS `c`,(`mysqltest`.`t1`.`b` + 1) AS `d` from `mysqltest`.`t1`
explain select c from mysqltest.v2;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
show create table mysqltest.v2;
Table	Create Table
v2	CREATE ALGORITHM=TMPTABLE VIEW `mysqltest`.`v2` AS select (`mysqltest`.`t1`.`a` + 1) AS `c`,(`mysqltest`.`t1`.`b` + 1) AS `d` from `mysqltest`.`t1`
explain select c from mysqltest.v3;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t2	system	NULL	NULL	NULL	NULL	0	const row not found
show create table mysqltest.v3;
Table	Create Table
v3	CREATE VIEW `mysqltest`.`v3` AS select (`mysqltest`.`t2`.`a` + 1) AS `c`,(`mysqltest`.`t2`.`b` + 1) AS `d` from `mysqltest`.`t2`
explain select c from mysqltest.v4;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
show create table mysqltest.v4;
Table	Create Table
v4	CREATE ALGORITHM=TMPTABLE VIEW `mysqltest`.`v4` AS select (`mysqltest`.`t2`.`a` + 1) AS `c`,(`mysqltest`.`t2`.`b` + 1) AS `d` from `mysqltest`.`t2`
revoke all privileges on mysqltest.* from mysqltest_1@localhost;
delete from mysql.user where user='mysqltest_1';
drop database mysqltest;
set GLOBAL query_cache_size=1355776;
flush status;
create table t1 (a int, b int);
create view v1 (c,d) as select sql_no_cache a,b from t1;
create view v2 (c,d) as select a+rand(),b from t1;
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	0
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	0
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
select * from v1;
c	d
select * from v2;
c	d
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	0
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	0
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
select * from v1;
c	d
select * from v2;
c	d
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	0
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	0
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
drop view v1,v2;
set query_cache_type=demand;
flush status;
create view v1 (c,d) as select sql_cache a,b from t1;
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	0
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	0
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
select * from v1;
c	d
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	1
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	1
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
select * from t1;
a	b
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	1
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	1
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	0
select * from v1;
c	d
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	1
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	1
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	1
select * from t1;
a	b
show status like "Qcache_queries_in_cache";
Variable_name	Value
Qcache_queries_in_cache	1
show status like "Qcache_inserts";
Variable_name	Value
Qcache_inserts	1
show status like "Qcache_hits";
Variable_name	Value
Qcache_hits	1
drop view v1;
set query_cache_type=default;
drop table t1;
set GLOBAL query_cache_size=default;
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
1
2
3
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	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	6	Using temporary
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;
create view v2 as select distinct a from t1 WITH CASCADED CHECK OPTION;
create view v3 as select distinct a from t1 WITH LOCAL CHECK OPTION;
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
3
4
5
6
11
create algorithm=temptable view v2 (c) as select b+1 from t1;
select test.c from v2 test;
c
3
4
5
6
11
select test1.* from v1 test1, v2 test2 where test1.c=test2.c;
c
3
4
5
6
11
select test2.* from v1 test1, v2 test2 where test1.c=test2.c;
c
3
4
5
6
11
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
5
4
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	
2	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	4	Using filesort
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
a+1	bigint(17)	YES		NULL	
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;
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 database mysqltest;
create table mysqltest.t1 (a int, b int, primary key(a));
insert into mysqltest.t1 values (10,2), (20,3), (30,4), (40,5), (50,10);
create table mysqltest.t2 (x int);
insert into mysqltest.t2 values (3), (4), (5), (6);
create view mysqltest.v1 (a,c) as select a, b+1 from mysqltest.t1;
create view mysqltest.v2 (a,c) as select a, b from mysqltest.t1;
create view mysqltest.v3 (a,c) as select a, b+1 from mysqltest.t1;
grant update (a) on mysqltest.v2 to mysqltest_1@localhost;
grant update on mysqltest.v1 to mysqltest_1@localhost;
grant select on mysqltest.* to mysqltest_1@localhost;
use mysqltest;
update t2,v1 set v1.a=v1.a+v1.c where t2.x=v1.c;
select * from t1;
a	b
13	2
24	3
35	4
46	5
50	10
update v1 set a=a+c;
select * from t1;
a	b
16	2
28	3
40	4
52	5
61	10
update t2,v2 set v2.a=v2.a+v2.c where t2.x=v2.c;
select * from t1;
a	b
16	2
31	3
44	4
57	5
61	10
update v2 set a=a+c;
select * from t1;
a	b
18	2
34	3
48	4
62	5
71	10
update t2,v2 set v2.c=v2.a+v2.c where t2.x=v2.c;
ERROR 42000: UPDATE command denied to user 'mysqltest_1'@'localhost' for column 'c' in table 'v2'
update v2 set c=a+c;
ERROR 42000: UPDATE command denied to user 'mysqltest_1'@'localhost' for column 'c' in table 'v2'
update t2,v3 set v3.a=v3.a+v3.c where t2.x=v3.c;
ERROR 42000: UPDATE command denied to user 'mysqltest_1'@'localhost' for column 'a' in table 'v3'
update v3 set a=a+c;
ERROR 42000: update command denied to user 'mysqltest_1'@'localhost' for table 'v3'
use test;
REVOKE ALL PRIVILEGES, GRANT OPTION FROM mysqltest_1@localhost;
drop database mysqltest;
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
20
30
explain extended select * from v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	5	Using where
Warnings:
Note	1003	select `test`.`t1`.`b` AS `c` from `test`.`v1` where (`test`.`t1`.`a` < 3)
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 database mysqltest;
create table mysqltest.t1 (a int, b int, primary key(a));
insert into mysqltest.t1 values (1,2), (2,3), (3,4), (4,5), (5,10);
create table mysqltest.t2 (x int);
insert into mysqltest.t2 values (3), (4), (5), (6);
create view mysqltest.v1 (a,c) as select a, b+1 from mysqltest.t1;
create view mysqltest.v2 (a,c) as select a, b+1 from mysqltest.t1;
grant delete on mysqltest.v1 to mysqltest_1@localhost;
grant select on mysqltest.* to mysqltest_1@localhost;
use mysqltest;
delete from v1 where c < 4;
select * from t1;
a	b
2	3
3	4
4	5
5	10
delete v1 from t2,v1 where t2.x=v1.c;
select * from t1;
a	b
5	10
delete v2 from t2,v2 where t2.x=v2.c;
ERROR 42000: delete command denied to user 'mysqltest_1'@'localhost' for table 'v2'
delete from v2 where c < 4;
ERROR 42000: delete command denied to user 'mysqltest_1'@'localhost' for table 'v2'
use test;
REVOKE ALL PRIVILEGES, GRANT OPTION FROM mysqltest_1@localhost;
drop database mysqltest;
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;
set sql_updatable_view_key=YES;
update v1 set x=x+1;
update v2 set x=x+1;
ERROR HY000: The target table v2 of the UPDATE is not updatable
set sql_updatable_view_key=LIMIT1;
update v1 set x=x+1;
update v2 set x=x+1;
Warnings:
Note	1355	View being updated does not have complete key of underlying table in it
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
set sql_updatable_view_key=NO;
update v1 set x=x+1 limit 1;
update v2 set x=x+1 limit 1;
Warnings:
Note	1355	View being updated does not have complete key of underlying table in it
set sql_updatable_view_key=DEFAULT;
select * from t1;
a	b	c
16	2	-1
23	3	-2
33	4	-3
43	5	-4
53	10	-5
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);
ERROR HY000: The target table v3 of the INSERT is not updatable
insert into v4 values (-60,4,30);
ERROR HY000: The target table v4 of the INSERT is not updatable
insert into v5 values (-60,4,30);
ERROR HY000: The target table v5 of the INSERT is not updatable
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;
ERROR HY000: The target table v3 of the INSERT is not updatable
insert into v4 select c, b, a from t2;
ERROR HY000: The target table v4 of the INSERT is not updatable
insert into v5 select c, b, a from t2;
ERROR HY000: The target table v5 of the INSERT is not updatable
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
drop table t1, t2;
drop view v1,v2,v3,v4,v5;
create database mysqltest;
create table mysqltest.t1 (a int, b int, primary key(a));
insert into mysqltest.t1 values (1,2), (2,3);
create table mysqltest.t2 (x int, y int);
insert into mysqltest.t2 values (3,4);
create view mysqltest.v1 (a,c) as select a, b from mysqltest.t1;
create view mysqltest.v2 (a,c) as select a, b from mysqltest.t1;
grant insert on mysqltest.v1 to mysqltest_1@localhost;
grant select on mysqltest.* to mysqltest_1@localhost;
use mysqltest;
insert into v1 values (5,6);
select * from t1;
a	b
1	2
2	3
5	6
insert into v1 select x,y from t2;
select * from t1;
a	b
1	2
2	3
5	6
3	4
insert into v2 values (5,6);
ERROR 42000: insert command denied to user 'mysqltest_1'@'localhost' for table 'v2'
insert into v2 select x,y from t2;
ERROR 42000: insert command denied to user 'mysqltest_1'@'localhost' for table 'v2'
use test;
REVOKE ALL PRIVILEGES, GRANT OPTION FROM mysqltest_1@localhost;
drop database mysqltest;
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;
x
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;
create database mysqltest;
create table mysqltest.t1 (a int, b int);
create table mysqltest.t2 (a int, b int);
grant update on mysqltest.t1 to mysqltest_1@localhost;
grant update(b) on mysqltest.t2 to mysqltest_1@localhost;
grant create view,update on test.* to mysqltest_1@localhost;
create view v1 as select * from mysqltest.t1;
create view v2 as select b from mysqltest.t2;
create view mysqltest.v1 as select * from mysqltest.t1;
ERROR 42000: create view command denied to user 'mysqltest_1'@'localhost' for table 'v1'
create view v3 as select a from mysqltest.t2;
ERROR 42000: ANY command denied to user 'mysqltest_1'@'localhost' for column 'a' in table 't2'
create table mysqltest.v3 (b int);
grant create view on mysqltest.v3 to mysqltest_1@localhost;
drop table mysqltest.v3;
create view mysqltest.v3 as select b from mysqltest.t2;
ERROR 42000: create view command denied to user 'mysqltest_1'@'localhost' for column 'b' in table 'v3'
create table mysqltest.v3 (b int);
grant create view, update on mysqltest.v3 to mysqltest_1@localhost;
drop table mysqltest.v3;
create view mysqltest.v3 as select b from mysqltest.t2;
grant select(b) on mysqltest.v3 to mysqltest_1@localhost;
drop view mysqltest.v3;
create view mysqltest.v3 as select b from mysqltest.t2;
ERROR 42000: create view command denied to user 'mysqltest_1'@'localhost' for table 'v3'
create view v4 as select b+1 from mysqltest.t2;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'b' in table 't2'
grant create view,update,select on test.* to mysqltest_1@localhost;
create view v4 as select b+1 from mysqltest.t2;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for column 'b' in table 't2'
grant update,select(b) on mysqltest.t2 to mysqltest_1@localhost;
create view v4 as select b+1 from mysqltest.t2;
REVOKE ALL PRIVILEGES, GRANT OPTION FROM mysqltest_1@localhost;
drop database mysqltest;
drop view v1,v2,v4;
set sql_mode='ansi';
create table t1 ("a*b" int);
create view v1 as select "a*b" from t1;
show create view v1;
Table	Create Table
v1	CREATE VIEW "test"."v1" AS select `test`.`t1`.`a*b` AS `a*b` from `test`.`t1`
drop view v1;
drop table t1;
set sql_mode=default;
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;
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
col1	char(2)	YES		NULL	
drop view v1;
drop table `t1a``b`;
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');
ERROR HY000: View 'test.v1' references invalid table(s) or column(s)
drop table t1;
select * from v1;
ERROR HY000: View 'test.v1' references invalid table(s) or column(s)
drop view v1;
create view v1 (a,a) as select 'a','a';
ERROR 42S21: Duplicate column name 'a'
create procedure p1 () begin declare v int; create view v1 as select v; end;//
Warnings:
Warning	1311	Referring to uninitialized variable v
call p1();
ERROR HY000: View's SELECT contains a variable or parameter
drop procedure p1;
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';
select * from t1;
col1	col2
5	Hello, view world
drop view v2, v1;
drop table t1;
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;
ERROR 42000: Key column 'some_index' doesn't exist in table
drop view v1;
drop table t1;
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;
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;
CREATE VIEW v02 AS SELECT * FROM DUAL;
ERROR HY000: No tables used
SHOW TABLES;
Tables_in_test	table_type
CREATE VIEW v1 AS SELECT EXISTS (SELECT 1 UNION SELECT 2);
select * from v1;
EXISTS (SELECT 1 UNION SELECT 2)
1
drop view v1;
create table t1 (col1 int,col2 char(22));
create view v1 as select * from t1;
create index i1 on v1 (col1);
ERROR HY000: 'test.v1' is not BASE TABLE
drop view v1;
drop table t1;
CREATE VIEW v1 (f1,f2,f3,f4) AS SELECT connection_id(), pi(), current_user(), version();
SHOW CREATE VIEW v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select sql_no_cache connection_id() AS `f1`,pi() AS `f2`,current_user() AS `f3`,version() AS `f4`
drop view v1;
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;
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;
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;
Table	Create Table
v2	CREATE VIEW `test`.`v2` AS select `test`.`t2`.`a` AS `a` from `test`.`t2` where `a` in (select `v1`.`a` AS `a` from `test`.`v1`)
drop view v2, v1;
drop table t1, t2;
CREATE VIEW `v 1` AS select 5 AS `5`;
show create view `v 1`;
Table	Create Table
v 1	CREATE VIEW `test`.`v 1` AS select 5 AS `5`
drop view `v 1`;
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;
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;
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
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
drop view v1;
drop table t1;
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;
Table	Create Table
v3	CREATE VIEW `test`.`v3` AS select `v1`.`col1` AS `a`,`v2`.`col1` AS `b` from `test`.`v1` join `test`.`v2` where (`v1`.`col1` = `v2`.`col1`)
drop view v3, v2, v1;
drop table t2, t1;
create function `f``1` () returns int return 5;
create view v1 as select test.`f``1` ();
show create view v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select `test`.`f``1`() AS `test.``f````1`` ()`
select * from v1;
test.`f``1` ()
5
drop view v1;
drop function `f``1`;
create function x () returns int return 5;
create view v1 as select x ();
select * from v1;
x ()
5
drop view v1;
drop function x;
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;
Table	Create Table
v2	CREATE VIEW `test`.`v2` AS select (`test`.`t2`.`col1` collate latin1_german1_ci) AS `col1 collate latin1_german1_ci` from `test`.`t2`
show create view v2;
Table	Create Table
v2	CREATE VIEW `test`.`v2` AS select (`test`.`t2`.`col1` collate latin1_german1_ci) AS `col1 collate latin1_german1_ci` from `test`.`t2`
drop view v2;
drop table t2;
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;
create function x1 () returns int return 5;
create table t1 (s1 int);
create view v1 as select x1() from t1;
drop function x1;
select * from v1;
ERROR 42000: FUNCTION test.x1 does not exist
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
t1	MyISAM	9	Fixed	0	0	0	21474836479	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
v1	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	view
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
t1	MyISAM	9	Fixed	0	0	0	21474836479	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
v1	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	view
drop view v1;
drop table t1;
create view v1 as select 99999999999999999999999999999999999999999999999999999 as col1;
show create view v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select 99999999999999999999999999999999999999999999999999999 AS `col1`
drop view v1;
create table t<> (c<> char);
create view v<> as select c<> from t<>;
insert into v<> values ('<27>');
select * from v<>;
c<EFBFBD>
<EFBFBD>
drop view v<>;
drop table t<>;
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;
create view v1 as select cast(1 as char(3));
show create view v1;
Table	Create Table
v1	CREATE VIEW `test`.`v1` AS select cast(1 as char(3) charset latin1) AS `cast(1 as char(3))`
select * from v1;
cast(1 as char(3))
1
drop view v1;
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;
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
drop table t1;
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;
create table t1 (col1 int);
create table t2 (col1 int);
create view v1 as select * from t1;
create view v2 as select * from v1;
update v2 set col1 = (select max(col1) from v1);
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
delete from v2 where col1 = (select max(col1) from v1);
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
insert into v2 values ((select max(col1) from v1));
ERROR HY000: You can't specify target table 'v2' for update in FROM clause
drop view v2,v1;
drop table t1,t2;
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;