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Diffstat (limited to 'mysql-test/main/view.test')
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diff --git a/mysql-test/main/view.test b/mysql-test/main/view.test new file mode 100644 index 00000000000..f78ddd6f49e --- /dev/null +++ b/mysql-test/main/view.test @@ -0,0 +1,6223 @@ +--source include/have_partition.inc +# Save the initial number of concurrent sessions. +--source include/count_sessions.inc + +SET @save_optimizer_switch=@@optimizer_switch; +SET optimizer_switch='outer_join_with_cache=off'; + +# +# some basic test of views and its functionality +# + +# create view on nonexistent table +-- error ER_NO_SUCH_TABLE +create view v1 (c,d) as select a,b from t1; + +create temporary table t1 (a int, b int); +# view on temporary table +-- error ER_VIEW_SELECT_TMPTABLE +create view v1 (c) as select b+1 from 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); + +# view with variable +-- error ER_VIEW_SELECT_VARIABLE +create view v1 (c,d) as select a,b+@@global.max_user_connections from t1; +-- error ER_VIEW_SELECT_VARIABLE +create view v1 (c,d) as select a,b from t1 + where a = @@global.max_user_connections; + +# simple view +create view v1 (c) as select b+1 from t1; +select c from v1; +select is_updatable from information_schema.views where table_name='v1'; + +# temporary table should not hide table of view +create temporary table t1 (a int, b int); +# this is empty +select * from t1; +# but this based on normal t1 +select c from v1; +show create table v1; +show create view v1; +-- error ER_WRONG_OBJECT +show create view t1; +drop table t1; + +# try to use fields from underlying table +-- error ER_BAD_FIELD_ERROR +select a from v1; +-- error ER_BAD_FIELD_ERROR +select v1.a from v1; +-- error ER_BAD_FIELD_ERROR +select b from v1; +-- error ER_BAD_FIELD_ERROR +select v1.b from v1; + +# view with different algorithms (explain output differs) +explain extended select c from v1; +create algorithm=temptable view v2 (c) as select b+1 from t1; +show create view v2; +select c from v2; +explain extended select c from v2; + +# try to use underlying table fields in VIEW creation process +-- error ER_BAD_FIELD_ERROR +create view v3 (c) as select a+1 from v1; +-- error ER_BAD_FIELD_ERROR +create view v3 (c) as select b+1 from v1; + + +# VIEW on VIEW test with mixing different algorithms on different order +create view v3 (c) as select c+1 from v1; +select c from v3; +explain extended select c from v3; +create algorithm=temptable view v4 (c) as select c+1 from v2; +select c from v4; +explain extended select c from v4; +create view v5 (c) as select c+1 from v2; +select c from v5; +explain extended select c from v5; +create algorithm=temptable view v6 (c) as select c+1 from v1; +select c from v6; +explain extended select c from v6; + +# show table/table status test +show tables; +show full tables; +--replace_column 8 # 12 # 13 # 14 # 19 # +show table status; + +drop view v1,v2,v3,v4,v5,v6; + +# +# alter/create view test +# + +# view with subqueries of different types +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; +select * from v2; + +# try to create VIEW with name of existing VIEW +-- error ER_TABLE_EXISTS_ERROR +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; + +# 'or replace' should work in this case +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; + +# try to ALTER unexisting VIEW +drop view v2; +-- error ER_NO_SUCH_TABLE +alter view v2 as select c, d from v1; + +# 'or replace' on unexisting view +create or replace view v2 as select c, d from v1; + +# alter view on existing view +alter view v1 (c,d) as select a,max(b) from t1 group by a; + +# check that created view works +select * from v1; +select * from v2; + +# try to drop nonexistent VIEW +--error ER_UNKNOWN_VIEW +drop view v100; + +# try to drop table with DROP VIEW +-- error ER_WRONG_OBJECT +drop view t1; + +# try to drop VIEW with DROP TABLE +-- error ER_IT_IS_A_VIEW +drop table v1; + +# try to drop table with DROP VIEW + +drop view v1,v2; +drop table t1; + +# +# outer left join with merged views +# +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; +select * from v2 natural left join t1; +select * from v2 natural left join v1; + +drop view v1, v2; +drop table t1; + + +# +# DISTINCT option for VIEW +# +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; +explain select * from v1; +select * from t1; +drop view v1; +drop table t1; + +# +# syntax compatibility +# +create table t1 (a int); +-- error ER_VIEW_NONUPD_CHECK +create view v1 as select distinct a from t1 WITH CHECK OPTION; +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; +drop view v3 RESTRICT; +drop view v2 CASCADE; +drop view v1; +drop table t1; + +# +# aliases +# +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; +create algorithm=temptable view v2 (c) as select b+1 from t1; +select test.c from v2 test; +select test1.* from v1 test1, v2 test2 where test1.c=test2.c; +select test2.* from v1 test1, v2 test2 where test1.c=test2.c; +drop table t1; +drop view v1,v2; + +# +# LIMIT clause test +# +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; +explain select * from v1; +drop view v1; +drop table t1; + +# +# CREATE ... SELECT view test +# +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; +select * from t2; +drop view v1; +drop table t1,t2; + +# +# simple view + simple update +# +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; +select is_updatable from information_schema.views where table_name='v2'; +select is_updatable from information_schema.views where table_name='v1'; +# try to update expression +-- error ER_NONUPDATEABLE_COLUMN +update v1 set c=a+c; +# try to update VIEW with forced TEMPORARY TABLE algorithm +-- error ER_NON_UPDATABLE_TABLE +update v2 set a=a+c; +# updatable field of updateable view +update v1 set a=a+c; +select * from v1; +select * from t1; +drop table t1; +drop view v1,v2; + +# +# simple view + simple multi-update +# +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; +# try to update expression +-- error ER_NONUPDATEABLE_COLUMN +update t2,v1 set v1.c=v1.a+v1.c where t2.x=v1.a; +# try to update VIEW with forced TEMPORARY TABLE algorithm +-- error ER_NON_UPDATABLE_TABLE +update t2,v2 set v2.a=v2.v2.a+c where t2.x=v2.a; +# updatable field of updateable view +update t2,v1 set v1.a=v1.a+v1.c where t2.x=v1.a; +select * from v1; +select * from t1; +drop table t1,t2; +drop view v1,v2; + +# +# MERGE VIEW with WHERE clause +# +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; +# simple select and explaint to be sure that it is MERGE +select * from v1; +explain extended select * from v1; +# update test +update v1 set c=c+1; +select * from t1; +# join of such VIEWs test +create view v2 (c) as select b from t1 where a>=3; +select * from v1, v2; +drop view v1, v2; +drop table t1; + +# +# simple view + simple delete +# +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; +# try to update VIEW with forced TEMPORARY TABLE algorithm +-- error ER_NON_UPDATABLE_TABLE +delete from v2 where c < 4; +# updatable field of updateable view +delete from v1 where c < 4; +select * from v1; +select * from t1; +drop table t1; +drop view v1,v2; + +# +# simple view + simple multi-delete +# +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; +# try to update VIEW with forced TEMPORARY TABLE algorithm +-- error ER_NON_UPDATABLE_TABLE +delete v2 from t2,v2 where t2.x=v2.a; +# updatable field of updateable view +delete v1 from t2,v1 where t2.x=v1.a; +select * from v1; +select * from t1; +drop table t1,t2; +drop view v1,v2; + +# +# key presence check +# +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 updatable_views_with_limit=NO; +update v1 set x=x+1; +update v2 set x=x+1; +update v1 set x=x+1 limit 1; +-- error ER_NON_UPDATABLE_TABLE +update v2 set x=x+1 limit 1; +set updatable_views_with_limit=YES; +update v1 set x=x+1 limit 1; +update v2 set x=x+1 limit 1; +set updatable_views_with_limit=DEFAULT; +show variables like "updatable_views_with_limit"; +select * from t1; +drop table t1; +drop view v1,v2; + +# +# simple insert +# +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; +# try insert to VIEW with fields duplicate +-- error ER_NON_INSERTABLE_TABLE +insert into v3 values (-60,4,30); +# try insert to VIEW with expression in SELECT list +-- error ER_NON_INSERTABLE_TABLE +insert into v4 values (-60,4,30); +# try insert to VIEW using temporary table algorithm +-- error ER_NON_INSERTABLE_TABLE +insert into v5 values (-60,4,30); +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; +drop table t1; +drop view v1,v2,v3,v4,v5; + +# +# insert ... select +# +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; +# try insert to VIEW with fields duplicate +-- error ER_NON_INSERTABLE_TABLE +insert into v3 select c, b, a from t2; +# try insert to VIEW with expression in SELECT list +-- error ER_NON_INSERTABLE_TABLE +insert into v4 select c, b, a from t2; +# try insert to VIEW using temporary table algorithm +-- error ER_NON_INSERTABLE_TABLE +insert into v5 select c, b, a from t2; +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; +drop table t1, t2; +drop view v1,v2,v3,v4,v5; + +# +# outer join based on VIEW with WHERE clause +# +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); +drop table t1; +drop view v1; + +# +# merging WHERE condition on VIEW on VIEW +# +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; +drop table t1; +drop view v1,v2; + +# +# VIEW on non-updatable view +# +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; +-- error ER_NON_UPDATABLE_TABLE +update v2 set y=10 where y=2; +drop table t1; +drop view v1,v2; + +# +# auto_increment field out of VIEW +# +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(); +insert into t1 (b) values (2); +select last_insert_id(); +select * from t1; +drop view v1; +drop table t1; + +# +# VIEW fields quoting +# +set sql_mode='ansi'; +create table t1 ("a*b" int); +create view v1 as select "a*b" from t1; +show create view v1; +drop view v1; +drop table t1; +set sql_mode=default; + +# +# VIEW without tables +# +create table t1 (t_column int); +create view v1 as select 'a'; +select * from v1, t1; +drop view v1; +drop table t1; + +# +# quote mark inside table name +# +create table `t1a``b` (col1 char(2)); +create view v1 as select * from `t1a``b`; +select * from v1; +describe v1; +drop view v1; +drop table `t1a``b`; + +# +# Changing of underlying table +# +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)); +-- error ER_VIEW_INVALID +insert into v1 values('a','aa'); +drop table t1; +-- error ER_VIEW_INVALID +select * from v1; +drop view v1; + +# +# check of duplication of column names +# +-- error ER_DUP_FIELDNAME +create view v1 (a,a) as select 'a','a'; + +# +# updatablity should be transitive +# +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 is_updatable from information_schema.views; +select * from t1; +drop view v2, v1; +drop table t1; + +# +# check 'use index' on view with temporary table +# +create table t1 (a int, b int); +create view v1 as select a, sum(b) from t1 group by a; +--error ER_KEY_DOES_NOT_EXITS +select b from v1 use index (some_index) where b=1; +drop view v1; +drop table t1; + +# +# using VIEW fields several times in query resolved via temporary tables +# +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); +select distinct first.col2 from v1 first where first.col2 in (select second.col2 from t1 second where second.col1<>first.col1); +drop view v1; +drop table t1; + +# +# Test of view updatability in prepared statement +# +create table t1 (a int); +create view v1 as select a from t1; +insert into t1 values (1); + +#update +SET @v0 = '2'; +PREPARE stmt FROM 'UPDATE v1 SET a = ?'; +EXECUTE stmt USING @v0; +DEALLOCATE PREPARE stmt; + +#insert without field list +SET @v0 = '3'; +PREPARE stmt FROM 'insert into v1 values (?)'; +EXECUTE stmt USING @v0; +DEALLOCATE PREPARE stmt; + +#insert with field list +SET @v0 = '4'; +PREPARE stmt FROM 'insert into v1 (a) values (?)'; +EXECUTE stmt USING @v0; +DEALLOCATE PREPARE stmt; + +select * from t1; + +drop view v1; +drop table t1; + +# +# error on preparation +# +-- error ER_NO_TABLES_USED +CREATE VIEW v02 AS SELECT * FROM DUAL; +SHOW TABLES; + +# +# EXISTS with UNION VIEW +# +CREATE VIEW v1 AS SELECT EXISTS (SELECT 1 UNION SELECT 2); +select * from v1; +drop view v1; + +# +# using VIEW where table is required +# +create table t1 (col1 int,col2 char(22)); +create view v1 as select * from t1; +-- error ER_WRONG_OBJECT +create index i1 on v1 (col1); +drop view v1; +drop table t1; + +# +# connection_id(), pi(), current_user(), version() representation test +# +CREATE VIEW v1 (f1,f2,f3,f4) AS SELECT connection_id(), pi(), current_user(), version(); +SHOW CREATE VIEW v1; +drop view v1; + +# +# VIEW built over UNION +# +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; +drop view v1; +drop tables t1, t2; + +# +# Aggregate functions in view list +# +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; +drop view v1; +drop table t1; + +# +# Showing VIEW with VIEWs in subquery +# +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; +drop view v2, v1; +drop table t1, t2; + +# +# SHOW VIEW view with name with spaces +# +CREATE VIEW `v 1` AS select 5 AS `5`; +show create view `v 1`; +drop view `v 1`; + +# +# Removing database with .frm archives +# +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; + +# +# VIEW with full text +# +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'); +CREATE VIEW v1 AS SELECT * from t1 WHERE match (c2) against ('Beer'); +select * from v1; +drop view v1; +drop table t1; + +# +# distinct in temporary table with a VIEW +# +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; +select distinct a from v1 limit 2; +select distinct a from t1 limit 2; +prepare stmt1 from "select distinct a from v1 limit 2"; +execute stmt1; +execute stmt1; +deallocate prepare stmt1; +drop view v1; +drop table t1; + +# +# aggregate function of aggregate function +# +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; +drop view v1; +drop table t1; + +# +# VIEW of VIEW with column renaming +# +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; +show create view v3; +drop view v3, v2, v1; +drop table t2, t1; + +# +# VIEW based on functions with complex names +# +create function `f``1` () returns int return 5; +create view v1 as select test.`f``1` (); +show create view v1; +select * from v1; +drop view v1; +drop function `f``1`; + +# +# tested problem when function name length close to ALIGN_SIZE +# +create function a() returns int return 5; +create view v1 as select a(); +select * from v1; +drop view v1; +drop function a; + +# +# VIEW with collation +# +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; +show create view v2; +drop view v2; +drop table t2; + +# +# order by refers on integer field +# +create table t1 (a int); +insert into t1 values (1), (2); +create view v1 as select 5 from t1 order by 1; +show create view v1; +select * from v1; +drop view v1; +drop table t1; + +# +# VIEW over dropped function +# +create function x1 () returns int return 5; +create table t1 (s1 int); +create view v1 as select x1() from t1; +drop function x1; +-- error ER_VIEW_INVALID +select * from v1; +--replace_column 8 # 12 # 13 # 19 # +show table status; +drop view v1; +drop table t1; + +# +# VIEW over non-existing column +# +create table t1 (a varchar(20)); +create view v1 as select a from t1; +alter table t1 change a aa int; +--error ER_VIEW_INVALID +select * from v1; +--replace_column 8 # 12 # 13 # 19 # +show table status; +show create view v1; +drop view v1; +drop table t1; + + +# +# VIEW with floating point (long number) as column +# +create view v1 as select 99999999999999999999999999999999999999999999999999999 as col1; +show create view v1; +drop view v1; + +# +# VIEWs with national characters +# + +SET @old_cs_client = @@character_set_client; +SET @old_cs_results = @@character_set_results; +SET @old_cs_connection = @@character_set_connection; + +set names utf8; +create table tü (cü char); +create view vü as select cü from tü; +insert into vü values ('ü'); +select * from vü; +drop view vü; +drop table tü; + +SET character_set_client = @old_cs_client; +SET character_set_results = @old_cs_results; +SET character_set_connection = @old_cs_connection; + +# +# problem with used_tables() of outer reference resolved in VIEW +# +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); +drop view v1; +drop table t1; + +# +# view with cast operation +# +create view v1 as select cast(1 as char(3)); +show create view v1; +select * from v1; +drop view v1; + +# +# renaming views +# +create table t1 (a int); +create view v1 as select a from t1; +create view v3 as select a from t1; +create database mysqltest; +-- error ER_FORBID_SCHEMA_CHANGE +rename table v1 to mysqltest.v1; +rename table v1 to v2; +--error ER_TABLE_EXISTS_ERROR +rename table v3 to v1, v2 to t1; +drop table t1; +drop view v2,v3; +drop database mysqltest; + +# +# bug handling from VIEWs +# +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; +-- error ER_SUBQUERY_NO_1_ROW +select * from v4; +drop view v4, v3, v2, v1; + +# +# VIEW over SELECT with prohibited clauses +# +-- error ER_PARSE_ERROR +create view v1 as select 5 into @w; +-- error ER_PARSE_ERROR +create view v1 as select 5 into outfile 'ttt'; +create table t1 (a int); +-- error ER_PARSE_ERROR +create view v1 as select a from t1 procedure analyse(); +# now derived tables are allowed +create view v1 as select 1 from (select 1) as d1; +drop view v1; +drop table t1; + +# +# INSERT into VIEW with ON DUPLICATE +# +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; +drop view v1; +drop table t1; + +# +# test of updating and fetching from the same table check +# +create table t1 (col1 int); +create table t2 (col1 int); +create table t3 (col1 datetime not null); +create view v1 as select * from t1; +create view v2 as select * from v1; +create view v3 as select v2.col1 from v2,t2 where v2.col1 = t2.col1; +-- error ER_VIEW_PREVENT_UPDATE +insert into v2 values ((select max(col1) from v1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into t1 values ((select max(col1) from v1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v2 values ((select max(col1) from v1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v2 values ((select max(col1) from t1)); +-- error ER_UPDATE_TABLE_USED +insert into t1 values ((select max(col1) from t1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v2 values ((select max(col1) from t1)); +-- error ER_UPDATE_TABLE_USED +insert into v2 values ((select max(col1) from v2)); +-- error ER_VIEW_PREVENT_UPDATE +insert into t1 values ((select max(col1) from v2)); +-- error ER_UPDATE_TABLE_USED +insert into v2 values ((select max(col1) from v2)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v3 (col1) values ((select max(col1) from v1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v3 (col1) values ((select max(col1) from t1)); +-- error ER_VIEW_PREVENT_UPDATE +insert into v3 (col1) values ((select max(col1) from v2)); +# check with TZ tables in list +-- error ER_VIEW_PREVENT_UPDATE +insert into v3 (col1) values ((select CONVERT_TZ('20050101000000','UTC','MET') from v2)); +insert into v3 (col1) values ((select CONVERT_TZ('20050101000000','UTC','MET') from t2)); +-- error ER_BAD_NULL_ERROR +insert into t3 values ((select CONVERT_TZ('20050101000000','UTC','MET') from t2)); +# temporary table algorithm view should be equal to subquery in the from clause +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; + +drop view v4,v3,v2,v1; +drop table t1,t2,t3; + +# +# HANDLER with VIEW +# +create table t1 (s1 int); +create view v1 as select * from t1; +-- error ER_WRONG_OBJECT +handler v1 open as xx; +drop view v1; +drop table t1; + +# +# view with WHERE in nested join +# +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; +select * from t1 left join (t2 as t, t2) on t2.a=t1.a; +drop view v1; +drop table t1, t2; + +# +# Collation with view update +# +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; +update v1 set s1='b'; +select * from v1; +update v1,t1 set v1.s1='c' where t1.s1=v1.s1; +select * from v1; +prepare stmt1 from "update v1,t1 set v1.s1=? where t1.s1=v1.s1"; +set @arg='d'; +execute stmt1 using @arg; +select * from v1; +set @arg='e'; +execute stmt1 using @arg; +select * from v1; +deallocate prepare stmt1; +drop view v1; +drop table t1; + +# +# test view with LOCK TABLES (work around) +# +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; +-- error ER_TABLE_NOT_LOCKED +select * from t2; +unlock tables; +drop view v1; +drop table t1, t2; + +# +# WITH CHECK OPTION insert/update test +# +create table t1 (a int); +create view v1 as select * from t1 where a < 2 with check option; +# simple insert +insert into v1 values(1); +-- error ER_VIEW_CHECK_FAILED +insert into v1 values(3); +# simple insert with ignore +insert ignore into v1 values (2),(3),(0); +select * from t1; +# prepare data for next check +delete from t1; +# INSERT SELECT test +insert into v1 SELECT 1; +-- error ER_VIEW_CHECK_FAILED +insert into v1 SELECT 3; +# prepare data for next check +create table t2 (a int); +insert into t2 values (2),(3),(0); +# INSERT SELECT with ignore test +insert ignore into v1 SELECT a from t2; +select * from t1 order by a desc; +# simple UPDATE test +update v1 set a=-1 where a=0; +-- error ER_VIEW_CHECK_FAILED +update v1 set a=2 where a=1; +select * from t1 order by a desc; +# prepare data for next check +update v1 set a=0 where a=0; +insert into t2 values (1); +# multiupdate test +update v1,t2 set v1.a=v1.a-1 where v1.a=t2.a; +select * from t1 order by a desc; +# prepare data for next check +update v1 set a=a+1; +# multiupdate with ignore test +update ignore v1,t2 set v1.a=v1.a+1 where v1.a=t2.a; +select * from t1; + +drop view v1; +drop table t1, t2; + +# +# CASCADED/LOCAL CHECK OPTION test +# +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); +-- error ER_VIEW_CHECK_FAILED +insert into v2 values (0); +-- error ER_VIEW_CHECK_FAILED +insert into v3 values (0); +insert into v2 values (2); +-- error ER_VIEW_CHECK_FAILED +insert into v3 values (2); +select * from t1; +drop view v3,v2,v1; +drop table t1; + +# +# CHECK OPTION with INSERT ... ON DUPLICATE KEY UPDATE +# +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; +-- error ER_VIEW_CHECK_FAILED +insert into v1 values (1) on duplicate key update a=2; +insert ignore into v1 values (1) on duplicate key update a=2; +select * from t1; +drop view v1; +drop table t1; + +# +# check cyclic referencing protection on altering view +# +create table t1 (s1 int); +create view v1 as select * from t1; +create view v2 as select * from v1; +-- error ER_NO_SUCH_TABLE +alter view v1 as select * from v2; +-- error ER_NO_SUCH_TABLE +alter view v1 as select * from v1; +-- error ER_NO_SUCH_TABLE +create or replace view v1 as select * from v2; +-- error ER_NO_SUCH_TABLE +create or replace view v1 as select * from v1; +drop view v2,v1; +drop table t1; + +# +# check altering differ options +# +create table t1 (a int); +create view v1 as select * from t1; +show create view v1; +alter algorithm=undefined view v1 as select * from t1 with check option; +show create view v1; +alter algorithm=merge view v1 as select * from t1 with cascaded check option; +show create view v1; +alter algorithm=temptable view v1 as select * from t1; +show create view v1; +drop view v1; +drop table t1; + +# +# updating view with subquery in the WHERE clause +# +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; +update v2 set s1 = 0; +select * from v2; +select * from t2; +# check it with check option +alter view v2 as select * from t2 where s1 in (select s1 from t1) with check option; +insert into v2 values (5); +-- error ER_VIEW_CHECK_FAILED +update v2 set s1 = 1; +insert into t1 values (1); +update v2 set s1 = 1; +select * from v2; +select * from t2; +# scheck how VIEWs with subqueries work with prepared statements +prepare stmt1 from "select * from v2;"; +execute stmt1; +insert into t1 values (0); +execute stmt1; +deallocate prepare stmt1; +drop view v2; +drop table t1, t2; + +# +# test of substring_index with view +# +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; +select substring_index(t,':',2) from v1; +drop view v1; +drop table t1; + +# +# test of cascaded check option for whiew without WHERE clause +# +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; +-- error ER_VIEW_CHECK_FAILED +insert into v2 values (0); +drop view v2, v1; +drop table t1; + +# +# inserting single value with check option failed always get error +# +create table t1 (s1 int); +create view v1 as select * from t1 where s1 < 5 with check option; +#single value +-- error ER_VIEW_CHECK_FAILED +insert ignore into v1 values (6); +#several values +insert ignore into v1 values (6),(3); +select * from t1; +drop view v1; +drop table t1; + +# +# changing value by trigger and CHECK OPTION +# +SET sql_mode = 'NO_ENGINE_SUBSTITUTION'; +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; +-- error ER_VIEW_CHECK_FAILED +insert into v1 values (0); +select * from v1; +select * from t1; +drop trigger t1_bi; +drop view v1; +drop table t1; +SET sql_mode = default; + +# +# CASCADED should be used for all underlaying VIEWs +# +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; +-- error ER_VIEW_CHECK_FAILED +insert into v2 values (0); +select * from v2; +select * from t1; +drop view v2, v1; +drop table t1; + +# +# LOAD DATA with view and CHECK OPTION +# +# fixed length fields +create table t1 (a int, b char(10)); +create view v1 as select * from t1 where a != 0 with check option; +-- error ER_VIEW_CHECK_FAILED +load data infile '../../std_data/loaddata3.dat' into table v1 fields terminated by '' enclosed by '' ignore 1 lines; +select * from t1; +select * from v1; +delete from t1; +load data infile '../../std_data/loaddata3.dat' ignore into table v1 fields terminated by '' enclosed by '' ignore 1 lines; +select * from t1 order by a,b; +select * from v1 order by a,b; +drop view v1; +drop table t1; +# variable length fields +create table t1 (a text, b text); +create view v1 as select * from t1 where a <> 'Field A' with check option; +-- error ER_VIEW_CHECK_FAILED +load data infile '../../std_data/loaddata2.dat' into table v1 fields terminated by ',' enclosed by ''''; +select concat('|',a,'|'), concat('|',b,'|') from t1; +select concat('|',a,'|'), concat('|',b,'|') from v1; +delete from t1; +load data infile '../../std_data/loaddata2.dat' ignore into table v1 fields terminated by ',' enclosed by ''''; +select concat('|',a,'|'), concat('|',b,'|') from t1; +select concat('|',a,'|'), concat('|',b,'|') from v1; +drop view v1; +drop table t1; + +# +# Trys update table from which we select using views and subqueries +# +create table t1 (s1 smallint); +create view v1 as select * from t1 where 20 < (select (s1) from t1); +-- error ER_NON_INSERTABLE_TABLE +insert into v1 values (30); +create view v2 as select * from t1; +create view v3 as select * from t1 where 20 < (select (s1) from v2); +-- error ER_NON_INSERTABLE_TABLE +insert into v3 values (30); +create view v4 as select * from v2 where 20 < (select (s1) from t1); +-- error ER_NON_INSERTABLE_TABLE +insert into v4 values (30); +drop view v4, v3, v2, v1; +drop table t1; + +# +# CHECK TABLE with VIEW +# +create table t1 (a int); +create view v1 as select * from t1; +check table t1,v1; +check table v1,t1; +drop table t1; +check table v1; +drop view v1; + +# +# merge of VIEW with several tables +# +create table t1 (a int); +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); +# view over tables +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); +explain extended select * from t3 left join v3 on (t3.a = v3.a); +# view over views +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); +explain extended select * from t3 left join v4 on (t3.a = v4.a); +# PS with view over views +prepare stmt1 from "select * from t3 left join v4 on (t3.a = v4.a);"; +execute stmt1; +execute stmt1; +deallocate prepare stmt1; +drop view v4,v3,v2,v1; +drop tables t1,t2,t3; + +# +# updating of join view +# +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); +# legal view for update +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; +select * from t2; +# view without primary key +create view v2 (a,b) as select t1.b as a, t2.a as b from t1, t2; +set updatable_views_with_limit=NO; +-- error ER_NON_UPDATABLE_TABLE +update v2 set a= 10 where a=200 limit 1; +set updatable_views_with_limit=DEFAULT; +# just view selects +select * from v3; +select * from v2; +# prepare statement with updating join view +set @a= 10; +set @b= 100; +prepare stmt1 from "update v3 set a= ? where a=?"; +execute stmt1 using @a,@b; +select * from v3; +set @a= 300; +set @b= 10; +execute stmt1 using @a,@b; +select * from v3; +deallocate prepare stmt1; +drop view v3,v2; +drop tables t1,t2; + +# +# inserting/deleting join view +# +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; +# inserting into join view without field list +-- error ER_VIEW_NO_INSERT_FIELD_LIST +insert into v3 values (1,2); +-- error ER_VIEW_NO_INSERT_FIELD_LIST +insert into v3 select * from t2; +# inserting in several tables of join view +-- error ER_VIEW_MULTIUPDATE +insert into v3(a,b) values (1,2); +-- error ER_VIEW_MULTIUPDATE +insert into v3(a,b) select * from t2; +# correct inserts into join view +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; +insert into v3(a) values (1) on duplicate key update a=a+10000+VALUES(a); +select * from t1; +select * from t2; +# try delete from join view +-- error ER_VIEW_DELETE_MERGE_VIEW +delete from v3; +-- error ER_VIEW_DELETE_MERGE_VIEW +delete v3,t1 from v3,t1; +-- error ER_VIEW_DELETE_MERGE_VIEW +delete t1,v3 from t1,v3; +# delete from t1 just to reduce result set size +delete from t1; +# prepare statement with insert join view +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; +--sorted_result +select * from v3; + +drop view v3; +drop tables t1,t2; + +# +# View field names should be case insensitive +# +create table t1(f1 int); +create view v1 as select f1 from t1; +select * from v1 where F1 = 1; +drop view v1; +drop table t1; + +# +# Resolving view fields in subqueries in VIEW (Bug#6394) +# +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); +SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1); +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; +select * from v2; +select * from (select c1 from v2) X; +drop view v2, v1; +drop table t1, t2; + +# +# view over other view setup (Bug#7433) +# +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; +drop view v2, v1; +drop table t1, t2; + +# +# view and group_concat() (Bug#7116) +# +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; +select col1,group_concat(col2,col3) from v1 group by col1; +drop view v1; +drop table t1; + +# +# Item_ref resolved as view field (Bug#6894) +# +create table t1 (s1 int, s2 char); +create view v1 as select s1, s2 from t1; +-- error ER_BAD_FIELD_ERROR +select s2 from v1 vq1 where 2 = (select count(*) from v1 vq2 having vq1.s2 = vq2.s2); +select s2 from v1 vq1 where 2 = (select count(*) aa from v1 vq2 having vq1.s2 = aa); +drop view v1; +drop table t1; + +# +# Test case for Bug#9398 CREATE TABLE with SELECT from a multi-table view +# +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; +CREATE TABLE t3 SELECT * FROM v1; +SELECT * FROM t3; + +DROP VIEW v1; +DROP TABLE t1,t2,t3; + +# +# Test for Bug#8703 insert into table select from view crashes +# +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; + +# +# Test for Bug#6106 query over a view using subquery for the underlying table +# + +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); + +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); + +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); + +# Tests from the report for Bug#6107 + +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)); + +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); + +DROP VIEW v1,v2,v3; +DROP TABLE t1,t2; + +# +# Bug#8490 Select from views containing subqueries causes server to hang +# forever. +# +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; +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; +drop view v1, v2; +drop table t1, t2, t3; + +# +# Test case for Bug#8528 select from view over multi-table view +# +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; +CREATE VIEW v2 AS SELECT * FROM v1; +SELECT * FROM v2; + +DROP VIEW v2,v1; + +DROP TABLE t1, t2; +# +# Correct restoring view name in SP table locking Bug#9758 +# +create table t1 (a int); +create view v1 as select sum(a) from t1 group by a; +delimiter //; +create procedure p1() +begin +select * from v1; +end// +delimiter ;// +call p1(); +call p1(); +drop procedure p1; +drop view v1; +drop table t1; + +# +# Bug#7422 "order by" doesn't work +# +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; +SELECT d, c FROM v1 ORDER BY d,c; +DROP VIEW v1; +DROP TABLE t1, t2; +# +# using sum(distinct ) & avg(distinct ) in views (Bug#7015) +# +create table t1 (s1 int); +create view v1 as select sum(distinct s1) from t1; +select * from v1; +drop view v1; +create view v1 as select avg(distinct s1) from t1; +select * from v1; +drop view v1; +drop table t1; + +# +# using cast(... as decimal) in views (Bug#11387); +# +create view v1 as select cast(1 as decimal); +select * from v1; +drop view v1; + +# +# Bug#11298 insert into select from VIEW produces incorrect result when +# using ORDER BY +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; +drop view v1; +drop table t1,t2,t3; + +# +# Generation unique names for columns, and correct names check (Bug#7448) +# +# names with ' and \ +create view v1 as select '\\','\\shazam'; +select * from v1; +drop view v1; +create view v1 as select '\'','\shazam'; +select * from v1; +drop view v1; +# autogenerated names differ by case only +create view v1 as select 'k','K'; +select * from v1; +drop view v1; +create table t1 (s1 int); +# same autogenerated names +create view v1 as select s1, 's1' from t1; +select * from v1; +drop view v1; +create view v1 as select 's1', s1 from t1; +select * from v1; +drop view v1; +# set name as one of expected autogenerated +create view v1 as select 's1', s1, 1 as My_exp_s1 from t1; +select * from v1; +drop view v1; +create view v1 as select 1 as My_exp_s1, 's1', s1 from t1; +select * from v1; +drop view v1; +# set name conflict with autogenerated names +create view v1 as select 1 as s1, 's1', 's1' from t1; +select * from v1; +drop view v1; +create view v1 as select 's1', 's1', 1 as s1 from t1; +select * from v1; +drop view v1; +# underlying field name conflict with autogenerated names +create view v1 as select s1, 's1', 's1' from t1; +select * from v1; +drop view v1; +create view v1 as select 's1', 's1', s1 from t1; +select * from v1; +drop view v1; +# underlying field name conflict with set name +-- error ER_DUP_FIELDNAME +create view v1 as select 1 as s1, 's1', s1 from t1; +-- error ER_DUP_FIELDNAME +create view v1 as select 's1', s1, 1 as s1 from t1; +drop table t1; +# set names differ by case only +-- error ER_DUP_FIELDNAME +create view v1(k, K) as select 1,2; + +# +# using time_format in view (Bug#7521) +# +create view v1 as SELECT TIME_FORMAT(SEC_TO_TIME(3600),'%H:%i') as t; +select * from v1; +drop view v1; + +# +# evaluation constant functions in WHERE (Bug#4663) +# +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; +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; +DROP VIEW v1; +CREATE VIEW v1 AS SELECT * FROM t1 WHERE a = VERSION(); +SHOW CREATE VIEW v1; +DROP VIEW v1; +CREATE VIEW v1 AS SELECT * FROM t1 WHERE a = DATABASE(); +SHOW CREATE VIEW v1; +DROP VIEW v1; +DROP TABLE t1; + +# +# checking views after some view with error (Bug#11337) +# +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; +drop view v1, v2, v3, v4, v5, v6; +drop table t2; + +--disable_warnings +drop function if exists f1; +drop function if exists f2; +--enable_warnings +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; +create function f1 () returns int return (select max(col1) from t1); +DROP TABLE t1; +CHECK TABLE v1, v2, v3, v4, v5, v6; +drop function f1; +drop function f2; +drop view v1, v2, v3, v4, v5, v6; +drop table t2,t3; + +# +# Bug#11325 Wrong date comparison in views +# +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'; +select * from v1 where '2005.02.02'=f1; +drop view v1; +drop table t1; + +# +# using encrypt & substring_index in view (Bug#7024) +# +CREATE VIEW v1 AS SELECT ENCRYPT("dhgdhgd"); +disable_result_log; +SELECT * FROM v1; +enable_result_log; +drop view v1; +CREATE VIEW v1 AS SELECT SUBSTRING_INDEX("dkjhgd:kjhdjh", ":", 1); +SELECT * FROM v1; +drop view v1; + +# +# hide underlying tables names in case of imposibility to update (Bug#10773) +# +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); +-- error ER_NON_UPDATABLE_TABLE +update v1 set f60=2345; +drop view v1; +drop table t1; + +# +# Using var_samp with view (Bug#10651) +# +create table t1 (s1 int); +create view v1 as select var_samp(s1) from t1; +show create view v1; +drop view v1; +drop table t1; + + +# +# Correct inserting data check (absence of default value) for view +# underlying tables (Bug#6443) +# +set sql_mode='strict_all_tables'; +CREATE TABLE t1 (col1 INT NOT NULL, col2 INT NOT NULL); +CREATE VIEW v1 (vcol1) AS SELECT col1 FROM t1; +CREATE VIEW v2 (vcol1) AS SELECT col1 FROM t1 WHERE col2 > 2; +-- error ER_NO_DEFAULT_FOR_FIELD +INSERT INTO t1 (col1) VALUES(12); +-- error ER_NO_DEFAULT_FOR_VIEW_FIELD +INSERT INTO v1 (vcol1) VALUES(12); +-- error ER_NO_DEFAULT_FOR_VIEW_FIELD +INSERT INTO v2 (vcol1) VALUES(12); +set sql_mode=default; +drop view v2,v1; +drop table t1; + + +# +# Bug#11399 Use an alias in a select statement on a view +# +create table t1 (f1 int); +insert into t1 values (1); +create view v1 as select f1 from t1; +select f1 as alias from v1; +drop view v1; +drop table t1; + + +# +# Test for Bug#6120 SP cache to be invalidated when altering a view +# + +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; +CREATE PROCEDURE p1 () SELECT * FROM v1; +CALL p1(); +ALTER VIEW v1 AS SELECT s1 AS s1, s2 AS s2 FROM t1; +CALL p1(); +DROP VIEW v1; +CREATE VIEW v1 AS SELECT s2 AS s1, s1 AS s2 FROM t1; +CALL p1(); + +DROP PROCEDURE p1; +DROP VIEW v1; +DROP TABLE t1; + + +# +# Test for Bug#11709 View was ordered by wrong column +# +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; +drop view v1; +drop table t1; + + +# +# Test for Bug#11771 wrong query_id in SELECT * FROM <view> +# +CREATE TABLE t1 (f1 char); +INSERT INTO t1 VALUES ('A'); +CREATE VIEW v1 AS SELECT * FROM t1; + +INSERT INTO t1 VALUES('B'); +SELECT * FROM v1; +SELECT * FROM t1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# opening table in correct locking mode (Bug#9597) +# +CREATE TABLE t1 ( bug_table_seq INTEGER NOT NULL); +CREATE OR REPLACE VIEW v1 AS SELECT * from t1; +DROP PROCEDURE IF EXISTS p1; +delimiter //; +CREATE PROCEDURE p1 ( ) +BEGIN + DO (SELECT @next := IFNULL(max(bug_table_seq),0) + 1 FROM v1); + INSERT INTO t1 VALUES (1); +END // +delimiter ;// +CALL p1(); +DROP PROCEDURE p1; +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#11760 Typo in Item_func_add_time::print() results in NULLs returned +# subtime() in view +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; +drop view v1; +drop table t1; + + +# +# Test for Bug#11412 query over a multitable view with GROUP_CONCAT +# +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; +SELECT pid,GROUP_CONCAT(CONCAT(fn,' ',ln) ORDER BY 1) FROM v1 GROUP BY pid; + +DROP VIEW v1; +DROP TABLE t1,t2; + + +# +# Test for Bug#12382 SELECT * FROM view after INSERT command +# + +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; +SELECT * FROM v1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Test for Bug#12470 crash for a simple select from a view defined +# as a join over 5 tables + +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; + +DROP VIEW v1; +DROP TABLE t1,t2,t3,t4,t5; + + +# +# Bug#12298 Typo in function name results in erroneous view being created. +# +create view v1 as select timestampdiff(day,'1997-01-01 00:00:00','1997-01-02 00:00:00') as f1; +select * from v1; +drop view v1; + +# +# repeatable CREATE VIEW statement Bug#12468 +# +create table t1(a int); +create procedure p1() create view v1 as select * from t1; +drop table t1; +-- error ER_NO_SUCH_TABLE +call p1(); +-- error ER_NO_SUCH_TABLE +call p1(); +drop procedure p1; + + +# +# Bug#10624 Views with multiple UNION and UNION ALL produce incorrect results +# +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; +drop view v1; +drop table t1,t2; + + +# +# Test for Bug#10970 view referring a temporary table indirectly +# + +CREATE TEMPORARY TABLE t1 (a int); +CREATE FUNCTION f1 () RETURNS int RETURN (SELECT COUNT(*) FROM t1); +-- error ER_VIEW_SELECT_TMPTABLE +CREATE VIEW v1 AS SELECT f1(); + +DROP FUNCTION f1; +DROP TABLE t1; + + +# +# Bug#12533 (crash on DESCRIBE <view> after renaming base table column) +# +--disable_warnings +DROP TABLE IF EXISTS t1; +DROP VIEW IF EXISTS v1; +--enable_warnings + +CREATE TABLE t1 (f4 CHAR(5)); +CREATE VIEW v1 AS SELECT * FROM t1; +DESCRIBE v1; + +ALTER TABLE t1 CHANGE COLUMN f4 f4x CHAR(5); +--error ER_VIEW_INVALID +DESCRIBE v1; +DROP TABLE t1; +DROP VIEW v1; + + +# +# Bug#12489 wrongly printed strcmp() function results in creation of broken +# view +create table t1 (f1 char); +create view v1 as select strcmp(f1,'a') from t1; +select * from v1; +drop view v1; +drop table t1; + + +# +# Bug#12922 if(sum(),...) with group from view returns wrong results +# +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; +drop view v1; +drop table t1; + + +# Bug#12941 +# +create table t1 ( + r_object_id char(16) NOT NULL, + group_name varchar(32) NOT NULL +); + +create table t2 ( + r_object_id char(16) NOT NULL, + i_position int(11) NOT NULL, + users_names varchar(32) default NULL +); + +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; + +drop view v1, v2; +drop table t1, t2; + + +# +# Bug#6808 Views: CREATE VIEW v ... FROM t AS v fails +# + +create table t1 (s1 int); +create view abc as select * from t1 as abc; +drop table t1; +drop view abc; + + +# +# Bug#12993 View column rename broken in subselect +# + +flush status; +create table t1(f1 char(1)); +create view v1 as select * from t1; +select * from (select f1 as f2, f1 as f3 from v1) v where v.f2='a'; +show status like "Created_tmp%"; +drop view v1; +drop table t1; + +set @tmp=@@optimizer_switch; +set @@optimizer_switch='derived_merge=OFF'; +create table t1(f1 char(1)); +create view v1 as select * from t1; +select * from (select f1 as f2, f1 as f3 from v1) v where v.f2='a'; +show status like "Created_tmp%"; +drop view v1; +drop table t1; +set @@optimizer_switch=@tmp; + +# +# Bug#11416 Server crash if using a view that uses function convert_tz +# +create view v1 as SELECT CONVERT_TZ('2004-01-01 12:00:00','GMT','MET'); +select * from v1; +drop view v1; + + +# +# Bugs#12963, #13000 wrong creation of VIEW with DAYNAME, DAYOFWEEK, and WEEKDAY +# + +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; + +CREATE VIEW v2 AS SELECT DAYOFWEEK(date) FROM t1; +SHOW CREATE VIEW v2; + +CREATE VIEW v3 AS SELECT WEEKDAY(date) FROM t1; +SHOW CREATE VIEW v3; + +SELECT DAYNAME('2005-09-06'); +SELECT DAYNAME(date) FROM t1; +SELECT * FROM v1; + +SELECT DAYOFWEEK('2005-09-06'); +SELECT DAYOFWEEK(date) FROM t1; +SELECT * FROM v2; + +SELECT WEEKDAY('2005-09-06'); +SELECT WEEKDAY(date) FROM t1; +SELECT * FROM v3; + +DROP TABLE t1; +DROP VIEW v1, v2, v3; + + +# +# Bug#13411 crash when using non-qualified view column in HAVING clause +# + +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; +SELECT v1.a FROM v1 GROUP BY v1.a HAVING a > 1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#13410 failed name resolution for qualified view column in HAVING +# + +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; +SELECT v1.a FROM v1 GROUP BY v1.a HAVING v1.a > 1; +SELECT t_1.a FROM t1 AS t_1 GROUP BY t_1.a HAVING t_1.a IN (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); + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#13327 view wasn't using index for const condition +# + +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; +EXPLAIN SELECT * FROM v1 WHERE a=1; +EXPLAIN SELECT * FROM v2 WHERE a=1; +DROP VIEW v1,v2; +DROP TABLE t1,t2,t3; + + +# +# Bug#13622 Wrong view .frm created if some field's alias contain \n +# +create table t1 (f1 int); +create view v1 as select t1.f1 as '123 +456' from t1; +select * from v1; +drop view v1; +drop table t1; + + +# Bug#14466 lost sort order in GROUP_CONCAT() in a view +# +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; +select * from v2; +drop view v1,v2; +drop table t1; + + +# +# Bug#14026 Crash on second PS execution when using views +# +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; +execute stmt1 using @parm1; +drop view v1; +drop table t1,t2,t3,t4; + + +# +# Bug#14540 OPTIMIZE, ANALYZE, REPAIR applied to not a view +# + +CREATE TABLE t1(id INT); +CREATE VIEW v1 AS SELECT id FROM t1; + +OPTIMIZE TABLE v1; +ANALYZE TABLE v1; +REPAIR TABLE v1; + +DROP TABLE t1; +OPTIMIZE TABLE v1; +ANALYZE TABLE v1; +REPAIR TABLE v1; + +DROP VIEW v1; + + +# +# Bug#14719 Views DEFINER grammar is incorrect +# + +create definer = current_user() sql security invoker view v1 as select 1; +show create view v1; +drop view v1; + +create definer = current_user sql security invoker view v1 as select 1; +show create view v1; +drop view v1; + + +# +# Bug#14816 test_if_order_by_key() expected only Item_fields. +# +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; +drop view v1; +drop table t1; + + +# +# Bug#14850 Item_ref's values wasn't updated +# +create table t1(f1 int, f2 int); +insert into t1 values (null, 10), (null,2); +select f1, sum(f2) from t1 group by f1; +create view v1 as select * from t1; +select f1, sum(f2) from v1 group by f1; +drop view v1; +drop table t1; + + +# +# Bug#14885 incorrect SOURCE in view created in a procedure +# TODO: here SOURCE string must be shown when it will be possible +# +--disable_warnings +drop procedure if exists p1; +--enable_warnings +delimiter //; +create procedure p1 () deterministic +begin +create view v1 as select 1; +end; +// +delimiter ;// +call p1(); +show create view v1; +drop view v1; +drop procedure p1; + + +# +# Bug#15096 using function with view for view creation +# +CREATE VIEW v1 AS SELECT 42 AS Meaning; +--disable_warnings +DROP FUNCTION IF EXISTS f1; +--enable_warnings +DELIMITER //; +CREATE FUNCTION f1() RETURNS INTEGER +BEGIN + DECLARE retn INTEGER; + SELECT Meaning FROM v1 INTO retn; + RETURN retn; +END +// +DELIMITER ;// +CREATE VIEW v2 AS SELECT f1(); +select * from v2; +drop view v2,v1; +drop function f1; + + +# +# Bug#14861 aliased column names are not preserved. +# +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; + +drop view v2, v1; +drop table t1; + + +# +# Bug#16016 MIN/MAX optimization for views +# + +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; +SELECT MAX(a) FROM v1; + +EXPLAIN SELECT MAX(a) FROM t1; +EXPLAIN SELECT MAX(a) FROM v1; + +SELECT MIN(a) FROM t1; +SELECT MIN(a) FROM v1; + +EXPLAIN SELECT MIN(a) FROM t1; +EXPLAIN SELECT MIN(a) FROM v1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#16382 grouping name is resolved against a view column name +# which coincides with a select column name + +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; +SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM t1 GROUP BY x; +SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM v1; +SELECT IF(x IS NULL, 'blank', 'not blank') AS y FROM v1 GROUP BY y; +SELECT IF(x IS NULL, 'blank', 'not blank') AS x FROM v1 GROUP BY x; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#15943 mysql_next_result hangs on invalid SHOW CREATE VIEW +# + +delimiter //; +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; +// +delimiter ;// + + +# +# Bug#17726 Not checked empty list caused endless loop +# +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); +create view v2 as select * from v1 where a > 1 with local check option; +select * from v2; +update v2 set b=3 where a=2; +select * from v2; +drop view v2, v1; +drop table t1; + + +# +# Bug#18386 select from view over a table with ORDER BY view_col clause +# given view_col is not an image of any column from the base table + +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; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#18237 invalid count optimization applied to an outer join with a view +# + +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; +SELECT * FROM t1 LEFT JOIN t2 ON t1.id=t2.id; + +SELECT COUNT(*) FROM t1 LEFT JOIN v2 ON t1.id=v2.id; + +DROP VIEW v2; + +DROP TABLE t1, t2; + + +# +# Bug#16069 VIEW does return the same results as underlying SELECT +# with WHERE condition containing BETWEEN over dates +# Dates as strings should be casted to date type + +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; + +SELECT * FROM t1 WHERE td BETWEEN CAST('2005.01.02' AS DATE) AND CAST('2005.01.04' AS DATE); +SELECT * FROM v1 WHERE td BETWEEN CAST('2005.01.02' AS DATE) AND CAST('2005.01.04' AS DATE); + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#14308 Recursive view definitions +# +# using view only +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; +-- error ER_VIEW_RECURSIVE +select * from v1; +drop view t1, v1; +# using SP function +create table t1 (a int); +delimiter //; +create function f1() returns int +begin + declare mx int; + select max(a) from t1 into mx; + return mx; +end// +delimiter ;// +create view v1 as select f1() as a; +create view v2 as select * from v1; +drop table t1; +rename table v2 to t1; +-- error ER_SP_NO_RECURSION +select * from v1; +drop function f1; +drop view t1, v1; + + +# +# Bug#15153 CONVERT_TZ() is not allowed in all places in VIEWs +# +# Error was reported when one tried to use CONVERT_TZ() function +# select list of view which was processed using MERGE algorithm. +# (Also see additional test in timezone_grant.test) +create table t1 (dt datetime); +insert into t1 values (20040101000000), (20050101000000), (20060101000000); +# Let us test that convert_tz() can be used in view's select list +create view v1 as select convert_tz(dt, 'UTC', 'Europe/Moscow') as ldt from t1; +select * from v1; +drop view v1; +# And in its where part +create view v1 as select * from t1 where convert_tz(dt, 'UTC', 'Europe/Moscow') >= 20050101000000; +select * from v1; +# Other interesting case - a view which uses convert_tz() function +# through other view. +create view v2 as select * from v1 where dt < 20060101000000; +select * from v2; +drop view v2; +# And even more interesting case when view uses convert_tz() both +# directly and indirectly +create view v2 as select convert_tz(dt, 'UTC', 'Europe/Moscow') as ldt from v1; +select * from v2; +drop view v1, v2; +drop table t1; + + +# +# Bug#19490 usage of view specified by a query with GROUP BY +# an expression containing non-constant interval + +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; +SELECT * FROM v1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#19077 A nested materialized view is used before being populated. +# +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; +DROP VIEW v2, v1; +DROP TABLE t1; + + +# +# Bug#19573 VIEW with HAVING that refers an alias name +# + +CREATE TABLE t1( + fName varchar(25) NOT NULL, + lName varchar(25) NOT NULL, + DOB date NOT NULL, + test_date date NOT NULL, + uID int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY); + +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'); + +CREATE VIEW v1 AS + SELECT (year(test_date)-year(DOB)) AS Age + FROM t1 HAVING Age < 75; +SHOW CREATE VIEW v1; + +SELECT (year(test_date)-year(DOB)) AS Age FROM t1 HAVING Age < 75; +SELECT * FROM v1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#19089 wrong inherited dafault values in temp table views +# + +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; + +CREATE VIEW v1(a, m) AS SELECT a, MIN(id) FROM t1 GROUP BY a; +SELECT * FROM v1; + +CREATE TABLE t2 SELECT * FROM v1; +INSERT INTO t2(m) VALUES (0); +SELECT * FROM t2; + +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; + +CREATE VIEW v1(m, e) AS SELECT MIN(id), e FROM t1 GROUP BY e; +CREATE TABLE t2 SELECT * FROM v1; +SELECT * FROM t2; + +DROP VIEW v1; +DROP TABLE t1,t2; + + +# +# Bug#16110 insert permitted into view col w/o default value +# +CREATE TABLE t1 (a INT NOT NULL, b INT NULL DEFAULT NULL); +CREATE VIEW v1 AS SELECT a, b FROM t1; + +INSERT IGNORE INTO v1 (b) VALUES (2); + +SET SQL_MODE = STRICT_ALL_TABLES; +--error ER_NO_DEFAULT_FOR_VIEW_FIELD +INSERT INTO v1 (b) VALUES (4); +SET SQL_MODE = ''; + +SELECT * FROM t1; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#18243 expression over a view column that with the REVERSE function +# + +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; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#19714 wrong type of a view column specified by an expressions over ints +# + +CREATE TABLE t1 (i int, j int); +CREATE VIEW v1 AS SELECT COALESCE(i,j) FROM t1; +DESCRIBE v1; +CREATE TABLE t2 SELECT COALESCE(i,j) FROM t1; +DESCRIBE t2; + +DROP VIEW v1; +DROP TABLE t1,t2; + + +# +# Bug#17526 views with TRIM functions +# + +CREATE TABLE t1 (s varchar(10)); +INSERT INTO t1 VALUES ('yadda'), ('yady'); + +SELECT TRIM(BOTH 'y' FROM s) FROM t1; +CREATE VIEW v1 AS SELECT TRIM(BOTH 'y' FROM s) FROM t1; +SELECT * FROM v1; +DROP VIEW v1; + +SELECT TRIM(LEADING 'y' FROM s) FROM t1; +CREATE VIEW v1 AS SELECT TRIM(LEADING 'y' FROM s) FROM t1; +SELECT * FROM v1; +DROP VIEW v1; + +SELECT TRIM(TRAILING 'y' FROM s) FROM t1; +CREATE VIEW v1 AS SELECT TRIM(TRAILING 'y' FROM s) FROM t1; +SELECT * FROM v1; +DROP VIEW v1; + +DROP TABLE t1; + + +# +# Bug#21080 ALTER VIEW makes user restate SQL SECURITY mode, and ALGORITHM +# +CREATE TABLE t1 (x INT, y INT); +CREATE ALGORITHM=TEMPTABLE SQL SECURITY INVOKER VIEW v1 AS SELECT x FROM t1; +SHOW CREATE VIEW v1; + +ALTER VIEW v1 AS SELECT x, y FROM t1; +SHOW CREATE VIEW v1; + +DROP VIEW v1; +DROP TABLE t1; + + +# Bug#21086 server crashes when VIEW defined with a SELECT with COLLATE +# clause is called +# +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; + +# either of these statements will cause crash +INSERT INTO v1 (col) VALUES ('b'); +INSERT INTO v2 (col) VALUES ('c'); + +SELECT s1 FROM t1; +DROP VIEW v1, v2; +DROP TABLE t1; + + +# +# Bug#11551 Asymmetric + undocumented behaviour of DROP VIEW and DROP TABLE +# +CREATE TABLE t1 (id INT); +CREATE VIEW v1 AS SELECT id FROM t1; +SHOW TABLES; + +--error ER_UNKNOWN_VIEW +DROP VIEW v2,v1; +SHOW TABLES; + +CREATE VIEW v1 AS SELECT id FROM t1; +--error ER_WRONG_OBJECT +DROP VIEW t1,v1; +SHOW TABLES; + +DROP TABLE t1; +--disable_warnings +DROP VIEW IF EXISTS v1; +--enable_warnings + + +# +# Bug#21261 Wrong access rights was required for an insert to a view +# + +set GLOBAL sql_mode=""; +set LOCAL sql_mode=""; +CREATE DATABASE bug21261DB; +USE bug21261DB; +connect (root,localhost,root,,bug21261DB); +connection root; +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'; + +connect (user21261, localhost, user21261,, bug21261DB); +connection user21261; +INSERT INTO v1 (x) VALUES (5); +UPDATE v1 SET x=1; +connection root; +GRANT SELECT ON v1 TO 'user21261'@'localhost'; +GRANT SELECT ON t1 TO 'user21261'@'localhost'; +connection user21261; +UPDATE v1,t2 SET x=1 WHERE x=y; +connection root; +SELECT * FROM t1; +REVOKE ALL PRIVILEGES, GRANT OPTION FROM 'user21261'@'localhost'; +DROP USER 'user21261'@'localhost'; +DROP VIEW v1; +DROP TABLE t1; +DROP DATABASE bug21261DB; + +connection default; +USE test; +disconnect root; +disconnect user21261; + +set GLOBAL sql_mode=default; +set LOCAL sql_mode=default; + +# +# Bug#15950 NOW() optimized away in VIEWs +# +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; +drop view v1; +drop table t1; + + +# +# Test for Bug#16899 Possible buffer overflow in handling of DEFINER-clause. +# + +# Prepare. + +--disable_warnings +DROP TABLE IF EXISTS t1; +DROP VIEW IF EXISTS v1; +DROP VIEW IF EXISTS v2; +--enable_warnings + +CREATE TABLE t1(a INT, b INT); + +--error ER_WRONG_STRING_LENGTH +CREATE DEFINER=longer_than_80_456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789@localhost + VIEW v1 AS SELECT a FROM t1; + +--error ER_WRONG_STRING_LENGTH +CREATE DEFINER=some_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY + VIEW v2 AS SELECT b FROM t1; + +# Cleanup. + +DROP TABLE t1; + + +# +# Bug#17591 Updatable view not possible with trigger or stored function +# +# During prelocking phase we didn't update lock type of view tables, +# hence READ lock was always requested. +# +--disable_warnings +DROP FUNCTION IF EXISTS f1; +DROP FUNCTION IF EXISTS f2; +DROP VIEW IF EXISTS v1, v2; +DROP TABLE IF EXISTS t1; +--enable_warnings + +CREATE TABLE t1 (i INT); + +CREATE VIEW v1 AS SELECT * FROM t1; + +delimiter |; +CREATE FUNCTION f1() RETURNS INT +BEGIN + INSERT INTO v1 VALUES (0); + RETURN 0; +END | +delimiter ;| + +SELECT f1(); + +CREATE ALGORITHM=TEMPTABLE VIEW v2 AS SELECT * FROM t1; + +delimiter |; +CREATE FUNCTION f2() RETURNS INT +BEGIN + INSERT INTO v2 VALUES (0); + RETURN 0; +END | +delimiter ;| + +--error ER_NON_INSERTABLE_TABLE +SELECT f2(); + +DROP FUNCTION f1; +DROP FUNCTION f2; +DROP VIEW v1, v2; +DROP TABLE t1; + + +# +# Bug#5500 wrong select_type in EXPLAIN output for queries over views +# + +CREATE TABLE t1 (s1 int); +CREATE VIEW v1 AS SELECT * FROM t1; + +EXPLAIN SELECT * FROM t1; +EXPLAIN SELECT * FROM v1; + +INSERT INTO t1 VALUES (1), (3), (2); + +EXPLAIN SELECT * FROM t1 t WHERE t.s1+1 < (SELECT MAX(t1.s1) FROM t1); +EXPLAIN SELECT * FROM v1 t WHERE t.s1+1 < (SELECT MAX(t1.s1) FROM t1); + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#5505 Wrong error message on INSERT into a view +# +create table t1 (s1 int); +create view v1 as select s1 as a, s1 as b from t1; +--error ER_NON_INSERTABLE_TABLE +insert into v1 values (1,1); +update v1 set a = 5; +drop view v1; +drop table t1; + + +# +# Bug#21646 view qith a subquery in ON expression +# + +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; +SHOW CREATE VIEW v1; + +DROP VIEW v1; +DROP TABLE t1, t2; + + +# +# Bug#19111 TRIGGERs selecting from a VIEW on the firing base table fail +# +# Allow to select from a view on a table being modified in a trigger +# and stored function, since plain select is allowed there. +# +--disable_warnings +DROP FUNCTION IF EXISTS f1; +DROP VIEW IF EXISTS v1; +DROP TABLE IF EXISTS t1; +--enable_warnings + +CREATE TABLE t1 (i INT); +INSERT INTO t1 VALUES (1); + +CREATE VIEW v1 AS SELECT MAX(i) FROM t1; + +# Plain 'SET NEW.i = (SELECT MAX(i) FROM t1) + 1' works, so select +# from a view should work too. +CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW + SET NEW.i = (SELECT * FROM v1) + 1; +INSERT INTO t1 VALUES (1); + +# Plain 'RETURN (SELECT MAX(i) FROM t1)' works in INSERT, so select +# from a view should work too. +CREATE FUNCTION f1() RETURNS INT RETURN (SELECT * FROM v1); +UPDATE t1 SET i= f1(); + +DROP FUNCTION f1; +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#16813 (WITH CHECK OPTION doesn't work with UPDATE) +# +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); +-- error ER_VIEW_CHECK_FAILED +INSERT INTO v1 (val) VALUES (6); +-- error ER_VIEW_CHECK_FAILED +UPDATE v1 SET val=6 WHERE id=2; +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#22584 last_insert_id not updated after inserting a record +# through a updatable view +# +# We still do not update LAST_INSERT_ID if AUTO_INCREMENT column is +# not accessible through a view. However, we do not reset the value +# of LAST_INSERT_ID, but keep it unchanged. +# +--disable_warnings +DROP VIEW IF EXISTS v1, v2; +DROP TABLE IF EXISTS t1; +--enable_warnings + +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(); + +INSERT INTO v1 (j) VALUES (2); +--echo # LAST_INSERT_ID() should not change. +SELECT LAST_INSERT_ID(); + +INSERT INTO v2 (j) VALUES (3); +--echo # LAST_INSERT_ID() should be updated. +SELECT LAST_INSERT_ID(); + +INSERT INTO v1 (j) SELECT j FROM t1; +--echo # LAST_INSERT_ID() should not change. +SELECT LAST_INSERT_ID(); + +SELECT * FROM t1; + +DROP VIEW v1, v2; +DROP TABLE t1; + + +# +# Bug#25580 !0 as an operand in a select expression of a view +# + +CREATE VIEW v AS SELECT !0 * 5 AS x FROM DUAL; +SHOW CREATE VIEW v; + +SELECT !0 * 5 AS x FROM DUAL; +SELECT * FROM v; + +DROP VIEW v; + + +# +# Bug#24293 '\Z' token is not handled correctly in views +# + +--disable_warnings +DROP VIEW IF EXISTS v1; +--enable_warnings + +CREATE VIEW v1 AS SELECT 'The\ZEnd'; +SELECT * FROM v1; + +SHOW CREATE VIEW v1; + +DROP VIEW v1; + + +# +# Bug#26124 BETWEEN over a view column of the DATETIME type +# + +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'; +SELECT * FROM v1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31'; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#25931 update of a multi-table view with check option +# + +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; +--error ER_VIEW_CHECK_FAILED +UPDATE v1 SET b=3; +SELECT * FROM v1; +SELECT * FROM t1; +SELECT * FROM t2; + +DROP VIEW v1; +DROP TABLE t1,t2; + + +# +# Bug#12122 Views with ORDER BY can't be resolved using MERGE algorithm. +# +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; +create view v1 as select * from t1 order by f2; +select * from v1; +explain extended select * from v1; +select * from v1 order by f1; +explain extended select * from v1 order by f1; +drop view v1; +drop table t1; + +# +# Bug#26209 queries with GROUP BY and ORDER BY using views +# + +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); +SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id); + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#25897 Some queries are no longer possible after a CREATE VIEW fails +# +--disable_warnings +DROP VIEW IF EXISTS v1; +--enable_warnings + +let $query = SELECT * FROM (SELECT 1) AS t into @w; + +eval $query; +--error ER_PARSE_ERROR +eval CREATE VIEW v1 AS $query; +--echo # Previously the following would fail. +eval $query; + + +# +# Bug#24532 The return data type of IS TRUE is different from similar operations +# + +--disable_warnings +drop view if exists view_24532_a; +drop view if exists view_24532_b; +drop table if exists table_24532; +--enable_warnings + +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; + +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; + +show create view view_24532_b; + +insert into table_24532 values (0, 0, 0, 0); +select * from view_24532_b; +update table_24532 set a=1; +select * from view_24532_b; +update table_24532 set a=NULL; +select * from view_24532_b; + +drop view view_24532_a; +drop view view_24532_b; +drop table table_24532; + + +# +# Bug#26560 view using subquery with a reference to an outer alias +# + +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; + +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; + +DROP VIEW v1; +DROP table t1,t2; + + +# +# Bug#27786 Inconsistent Operation Performing UNION On View With ORDER BY +# +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; +EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1; +SELECT * FROM v1 UNION SELECT * FROM t1; +EXPLAIN SELECT * FROM v1 UNION SELECT * FROM t1; +SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a; +EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#27921 View ignores precision for CAST() +# +CREATE VIEW v1 AS SELECT CAST( 1.23456789 AS DECIMAL( 7,5 ) ) AS col; +SELECT * FROM v1; +DESCRIBE v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT CAST(1.23456789 AS DECIMAL(8,0)) AS col; +SHOW CREATE VIEW v1; +DROP VIEW v1; + + +# +# Bug#28716 CHECK OPTION expression is evaluated over expired record buffers +# when VIEW is updated via temporary tables +# +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; +UPDATE v1 SET c=1 WHERE b=1; +SELECT * FROM v1; +DROP VIEW v1; +DROP TABLE t1,t2; + + +# +# Bug#28561 update on multi-table view with CHECK OPTION and a subquery +# in WHERE condition +# + +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; + + +# +# Bug#27827 CHECK OPTION ignores ON conditions when updating +# a multi-table view with CHECK OPTION. +# + +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; +--error ER_VIEW_CHECK_FAILED +UPDATE v1 SET c=3; +PREPARE t FROM 'UPDATE v1 SET c=3'; +--error ER_VIEW_CHECK_FAILED +EXECUTE t; +--error ER_VIEW_CHECK_FAILED +EXECUTE t; +--error ER_VIEW_CHECK_FAILED +INSERT INTO v1(a1, c) VALUES (3, 3); +UPDATE v1 SET c=1 WHERE a1=1; +SELECT * FROM v1; +SELECT * FROM t1; + +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; +--error ER_VIEW_CHECK_FAILED +UPDATE v2 SET c=3; +PREPARE t FROM 'UPDATE v2 SET c=3'; +--error ER_VIEW_CHECK_FAILED +EXECUTE t; +--error ER_VIEW_CHECK_FAILED +EXECUTE t; +--error ER_VIEW_CHECK_FAILED +INSERT INTO v2(a1, c) VALUES (3, 3); +UPDATE v2 SET c=2 WHERE a1=1; +SELECT * FROM v2; +SELECT * FROM t1; + +DROP VIEW v1,v2; +DROP TABLE t1,t2,t3,t4; + + +# +# Bug#29104 assertion abort for a query with a view column reference +# in the GROUP BY list and a condition requiring the value +# of another view column to be equal to a constant +# + +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; +EXPLAIN SELECT b, SUM(a) FROM v1 WHERE b=3 GROUP BY b; + +SELECT a, SUM(b) FROM v1 WHERE b=3 GROUP BY a; +EXPLAIN SELECT a, SUM(b) FROM v1 WHERE b=3 GROUP BY a; + +SELECT a, SUM(b) FROM v1 WHERE a=1 GROUP BY a; +EXPLAIN SELECT a, SUM(b) FROM v1 WHERE a=1 GROUP BY a; + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#29392 SELECT over a multi-table view with ORDER BY +# selecting the same view column with two different aliases +# + +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; +SELECT t.person_id AS a, t.person_id AS b FROM v1 t WHERE t.person_id=6; + +DROP VIEW v1; +DROP TABLE t1,t2,t3; + + +# +# Bug#30020 Insufficient check led to a wrong info provided by the +# information schema table. +# +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; +select table_name, is_updatable from information_schema.views + where table_name = 'v1'; +drop view v1; +drop table t1; + + +# +# Bug#28701 SELECTs from VIEWs completely ignore USE/FORCE KEY, allowing +# invalid statements +# + +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (1),(2); +CREATE VIEW v1 AS SELECT * FROM t1; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 USE KEY(non_existant); +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 FORCE KEY(non_existant); +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 IGNORE KEY(non_existant); + +DROP VIEW v1; +DROP TABLE t1; + + +# +# Bug#28702 VIEWs defined with USE/FORCE KEY ignore that request +# +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; +EXPLAIN SELECT * FROM v1; +CREATE VIEW v2 AS SELECT * FROM t1 USE KEY () ORDER BY a; +SHOW CREATE VIEW v2; +EXPLAIN SELECT * FROM v2; +CREATE VIEW v3 AS SELECT * FROM t1 IGNORE KEY (b) ORDER BY a; +SHOW CREATE VIEW v3; +EXPLAIN SELECT * FROM v3; + +DROP VIEW v1; +DROP VIEW v2; +DROP VIEW v3; +DROP TABLE t1; + + +--echo # +--echo # Bug#29477 Not all fields of the target table were checked to have +--echo # a default value when inserting into a view. +--echo # +create table t1(f1 int, f2 int not null); +create view v1 as select f1 from t1; +insert ignore into v1 values(1); +set @old_mode=@@sql_mode; +set @@sql_mode=traditional; +--error ER_NO_DEFAULT_FOR_VIEW_FIELD +insert into v1 values(1); +set @@sql_mode=@old_mode; +drop view v1; +drop table t1; + + +# +# Bug#33389 Selecting from a view into a table from within SP or trigger +# crashes server +# + +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; + +drop view v1, v2; +drop table t1, t2; + + +# +# Bug#33049 Assert while running test-as3ap test(mysql-bench suite) +# + +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; + +DROP VIEW v1; +DROP TABLE t1; + +########################################################################### + +--echo # ----------------------------------------------------------------- +--echo # -- Bug#34337 Server crash when Altering a view using a table name. +--echo # ----------------------------------------------------------------- +--echo + +--disable_warnings +DROP TABLE IF EXISTS t1; +--enable_warnings + +--echo + +CREATE TABLE t1(c1 INT); + +--echo + +SELECT * FROM t1; + +--error ER_WRONG_OBJECT +ALTER ALGORITHM=TEMPTABLE SQL SECURITY INVOKER VIEW t1 (c2) AS SELECT (1); + +--echo + +DROP TABLE t1; + +--echo +--echo # -- End of test case for Bug#34337. +--echo + +########################################################################### + +--echo # ----------------------------------------------------------------- +--echo # -- Bug#35193 VIEW query is rewritten without "FROM DUAL", +--echo # -- causing syntax error +--echo # ----------------------------------------------------------------- +--echo + +CREATE VIEW v1 AS SELECT 1 FROM DUAL WHERE 1; + +--echo + +SELECT * FROM v1; +SHOW CREATE TABLE v1; + +--echo + +DROP VIEW v1; + +--echo +--echo # -- End of test case for Bug#35193. +--echo + +########################################################################### + +# +# Bug#39040 valgrind errors/crash when creating views with binlog logging +# enabled +# +# Bug is visible only when running in valgrind with binary logging. +CREATE VIEW v1 AS SELECT 1; +DROP VIEW v1; + + +# +# Bug#33461 SELECT ... FROM <view> USE INDEX (...) throws an error +# + +CREATE TABLE t1 (c1 INT PRIMARY KEY, c2 INT, INDEX (c2)); +INSERT INTO t1 VALUES (1,1), (2,2), (3,3); +SELECT * FROM t1 USE INDEX (PRIMARY) WHERE c1=2; +SELECT * FROM t1 USE INDEX (c2) WHERE c2=2; + +CREATE VIEW v1 AS SELECT c1, c2 FROM t1; +SHOW INDEX FROM v1; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 USE INDEX (PRIMARY) WHERE c1=2; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 FORCE INDEX (PRIMARY) WHERE c1=2; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 IGNORE INDEX (PRIMARY) WHERE c1=2; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 USE INDEX (c2) WHERE c2=2; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 FORCE INDEX (c2) WHERE c2=2; +--error ER_KEY_DOES_NOT_EXITS +SELECT * FROM v1 IGNORE INDEX (c2) WHERE c2=2; + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug #45806 crash when replacing into a view with a join! +--echo # +CREATE TABLE t1(a INT UNIQUE); +CREATE VIEW v1 AS SELECT t1.a FROM t1, t1 AS a; +INSERT INTO t1 VALUES (1), (2); + +REPLACE INTO v1(a) SELECT 1 FROM t1,t1 AS c; +SELECT * FROM v1; +REPLACE INTO v1(a) SELECT 3 FROM t1,t1 AS c; +SELECT * FROM v1; +DELETE FROM t1 WHERE a=3; +INSERT INTO v1(a) SELECT 1 FROM t1,t1 AS c +ON DUPLICATE KEY UPDATE `v1`.`a`= 1; +SELECT * FROM v1; + +CREATE VIEW v2 AS SELECT t1.a FROM t1, v1 AS a; + +REPLACE INTO v2(a) SELECT 1 FROM t1,t1 AS c; +SELECT * FROM v2; +REPLACE INTO v2(a) SELECT 3 FROM t1,t1 AS c; +SELECT * FROM v2; +INSERT INTO v2(a) SELECT 1 FROM t1,t1 AS c +ON DUPLICATE KEY UPDATE `v2`.`a`= 1; +SELECT * FROM v2; + +DROP VIEW v1; +DROP VIEW v2; +DROP TABLE t1; + +--echo # -- End of test case for Bug#45806 + +--echo # ----------------------------------------------------------------- +--echo # -- Bug#40825: Error 1356 while selecting from a view +--echo # -- with a "HAVING" clause though query works +--echo # ----------------------------------------------------------------- +--echo + +CREATE TABLE t1 (c INT); + +--echo + +CREATE VIEW v1 (view_column) AS SELECT c AS alias FROM t1 HAVING alias; +SHOW CREATE VIEW v1; +SELECT * FROM v1; + +--echo + +DROP VIEW v1; +DROP TABLE t1; + +--echo +--echo # -- End of test case for Bug#40825 +--echo + +--echo # ----------------------------------------------------------------- +--echo # -- End of 5.0 tests. +--echo # ----------------------------------------------------------------- + +# +# Bug#21370 View renaming lacks tablename_to_filename encoding +# +--disable_warnings +DROP DATABASE IF EXISTS `d-1`; +--enable_warnings +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; +RENAME TABLE `t-1` TO `t-2`; +RENAME TABLE `v-1` TO `v-2`; +SHOW TABLES; +DROP TABLE `t-2`; +DROP VIEW `v-2`; +DROP DATABASE `d-1`; +USE test; + +--echo +--echo # +--echo # Bug#26676 VIEW using old table schema in a session. +--echo # +--echo + +--disable_warnings +DROP VIEW IF EXISTS v1; +DROP TABLE IF EXISTS t1; +--enable_warnings + +CREATE TABLE t1(c1 INT, c2 INT); +INSERT INTO t1 VALUES (1, 2), (3, 4); + +--echo + +SELECT * FROM t1; + +--echo + +CREATE VIEW v1 AS SELECT * FROM t1; + +--echo + +SELECT * FROM v1; + +--echo + +ALTER TABLE t1 ADD COLUMN c3 INT AFTER c2; + +--echo + +SELECT * FROM t1; + +--echo + +SELECT * FROM v1; + +--echo + +SHOW CREATE VIEW v1; + +--echo + +DROP VIEW v1; +DROP TABLE t1; + +--echo +--echo # End of test case for Bug#26676. +--echo + +########################################################################### + +--echo # ----------------------------------------------------------------- +--echo # -- Bug#32538 View definition picks up character set, but not collation +--echo # ----------------------------------------------------------------- +--echo + +--disable_warnings +DROP VIEW IF EXISTS v1; +--enable_warnings + +--echo + +SET collation_connection = latin1_general_ci; +CREATE VIEW v1 AS SELECT _latin1 'text1' AS c1, 'text2' AS c2; + +--echo + +SELECT COLLATION(c1), COLLATION(c2) FROM v1; + +--echo + +SHOW CREATE VIEW v1; + +--echo + +--error ER_CANT_AGGREGATE_2COLLATIONS +SELECT * FROM v1 WHERE c1 = 'text1'; + +--echo + +SELECT * FROM v1 WHERE c2 = 'text2'; + +--echo + +use test; +SET names latin1; + +--echo + +SELECT COLLATION(c1), COLLATION(c2) FROM v1; + +--echo + +SELECT * FROM v1 WHERE c1 = 'text1'; + +--echo + +--error ER_CANT_AGGREGATE_2COLLATIONS +SELECT * FROM v1 WHERE c2 = 'text2'; + +--echo + +DROP VIEW v1; + +--echo +--echo # -- End of test case for Bug#32538. +--echo + +# +# Bug#34587 Creating a view inside a stored procedure leads to a server crash +# + +--disable_warnings +drop view if exists a; +drop procedure if exists p; +--enable_warnings + +delimiter |; +create procedure p() +begin + declare continue handler for sqlexception begin end; + create view a as select 1; +end| +delimiter ;| +call p(); +call p(); +drop view a; +drop procedure p; + +########################################################################### + + +--echo # +--echo # Bug #44860: ALTER TABLE on view crashes server +--echo # +CREATE TABLE t1 (a INT); +CREATE VIEW v1 AS SELECT a FROM t1; +--error ER_WRONG_OBJECT +ALTER TABLE v1; +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#48449: hang on show create view after upgrading when +--echo # view contains function of view +--echo # + +--disable_warnings +DROP VIEW IF EXISTS v1,v2; +DROP TABLE IF EXISTS t1,t2; +DROP FUNCTION IF EXISTS f1; +--enable_warnings + +CREATE TABLE t1 (a INT); +CREATE TABLE t2 (a INT); + +delimiter //; +CREATE FUNCTION f1() RETURNS INT +BEGIN + SELECT a FROM v2 INTO @a; + RETURN @a; +END// +delimiter ;// + +--echo # Trigger pre-locking when opening v2. +CREATE VIEW v1 AS SELECT f1() FROM t1; + +let $MYSQLD_DATADIR= `SELECT @@datadir`; +copy_file std_data/bug48449.frm $MYSQLD_DATADIR/test/v2.frm; + +SHOW CREATE VIEW v1; + +DROP VIEW v1,v2; +DROP TABLE t1,t2; +DROP FUNCTION f1; + + +# +# Bug#48294 assertion when creating a view based on some row() construct in select query +# +CREATE TABLE t1(f1 INT); +INSERT INTO t1 VALUES (); + +CREATE VIEW v1 AS SELECT 1 FROM t1 WHERE +ROW(1,1) >= ROW(1, (SELECT 1 FROM t1 WHERE f1 >= ANY ( SELECT '1' ))); + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#52120 create view cause Assertion failed: 0, file .\item_subselect.cc, line 817 +--echo # +CREATE TABLE t1 (a CHAR(1) CHARSET latin1, b CHAR(1) CHARSET utf8); +CREATE VIEW v1 AS SELECT 1 from t1 +WHERE t1.b <=> (SELECT a FROM t1 WHERE a < SOME(SELECT '1')); +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#57703 create view cause Assertion failed: 0, file .\item_subselect.cc, line 846 +--echo # + +CREATE TABLE t1(a int); +CREATE VIEW v1 AS SELECT 1 FROM t1 GROUP BY +SUBSTRING(1 FROM (SELECT 3 FROM t1 WHERE a >= ANY(SELECT 1))); +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#57352 valgrind warnings when creating view +--echo # +CREATE VIEW v1 AS SELECT 1 IN (1 LIKE 2,0) AS f; +DROP VIEW v1; + +--echo # +--echo # Bug 11829681 - 60295: ERROR 1356 ON VIEW THAT EXECUTES FINE AS A QUERY +--echo # + +CREATE TABLE t1 (a INT); +CREATE VIEW v1 AS SELECT s.* FROM t1 s, t1 b HAVING a; + +SELECT * FROM v1; + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # LP BUG#777809 (a retrograded condition for view ON) +--echo # + +CREATE TABLE t1 ( f1 int NOT NULL , f6 int NOT NULL ) ; +INSERT IGNORE INTO t1 VALUES (20, 2); + +CREATE TABLE t2 ( f3 int NOT NULL ) ; +INSERT IGNORE INTO t2 VALUES (7); + +CREATE OR REPLACE VIEW v2 AS SELECT * FROM t2; + +PREPARE prep_stmt FROM 'SELECT t1.f6 FROM t1 RIGHT JOIN v2 ON v2.f3 WHERE t1.f1 != 0'; + +EXECUTE prep_stmt; +EXECUTE prep_stmt; + +drop view v2; +drop table t1,t2; + +--echo # ----------------------------------------------------------------- +--echo # -- End of 5.1 tests. +--echo # ----------------------------------------------------------------- +--echo # +--echo # Bug #794005: crash in st_table::mark_virtual_columns_for_write +--echo # + +CREATE TABLE t1 (a int); +insert into t1 values (1); +CREATE TABLE t2 (a int); +insert into t2 values (1); + +CREATE VIEW v2 AS SELECT * FROM t2; +CREATE VIEW v1 AS SELECT * FROM v2; +CREATE VIEW v3 AS SELECT t2.a,v1.a as b FROM t2,v1 where t2.a=v1.a; +CREATE OR REPLACE ALGORITHM = TEMPTABLE VIEW v2 AS SELECT * FROM t1; + +--error ER_NON_UPDATABLE_TABLE +UPDATE v1 SET a = 10; +--error ER_NON_INSERTABLE_TABLE +REPLACE v1 SET a = 10; +--error ER_NON_INSERTABLE_TABLE +INSERT into v1 values (20); +--error ER_NON_UPDATABLE_TABLE +DELETE from v1; +--error ER_NON_UPDATABLE_TABLE +UPDATE v3 SET b= 10; +--error ER_NON_INSERTABLE_TABLE +REPLACE v3 SET b= 10; +--error ER_NON_INSERTABLE_TABLE +INSERT into v3(b) values (20); +--error ER_VIEW_DELETE_MERGE_VIEW +DELETE from v3 where b=20; +--error ER_VIEW_DELETE_MERGE_VIEW +DELETE from v3 where a=20; +--error ER_NON_UPDATABLE_TABLE +DELETE v1 from v1,t1 where v1.a=t1.a; +UPDATE v3 SET a = 10; +REPLACE v3 SET a = 11; +INSERT INTO v3(a) values (20); + +select * from t1; +select * from t2; + +CREATE OR REPLACE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM t2; +DELETE from v1 where a=11; +DELETE v1 from v1,t1 where v1.a=t1.a; +select * from t1; +select * from t2; + +DROP VIEW v1,v2,v3; +DROP TABLE t1,t2; + +--echo # +--echo # MDEV-6251: SIGSEGV in query optimizer (in set_check_materialized +--echo # with MERGE view) +--echo # + +CREATE TABLE t1 (a1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); +CREATE TABLE t2 (b1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); +CREATE TABLE t3 (c1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); +CREATE TABLE t4 (d1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); +CREATE TABLE t5 (e1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); +CREATE TABLE t6 (f1 INT(11) NOT NULL DEFAULT NULL AUTO_INCREMENT PRIMARY KEY); + +CREATE OR REPLACE view v1 AS + SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +; + +SELECT 1 +FROM (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t1) +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t2) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t3) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t4) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t5) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t6) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t7) ON 1=1 +LEFT OUTER JOIN (( SELECT 1 + FROM t1 a_alias_1 + LEFT JOIN (t2 b_alias_1 JOIN t1 a_alias_2) ON b_alias_1.b1 = a_alias_1.a1 AND a_alias_2.a1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_1 ON c_alias_1.c1 = a_alias_1.a1 + LEFT JOIN t4 d_alias_1 ON d_alias_1.d1 = a_alias_1.a1 + LEFT JOIN t3 c_alias_2 ON c_alias_2.c1 = a_alias_1.a1 + LEFT JOIN t5 e_alias_1 ON e_alias_1.e1 = a_alias_1.a1 + LEFT JOIN t6 f_alias_1 ON f_alias_1.f1 = a_alias_1.a1 +) t8) ON 1=1 +; + +SELECT 1 +FROM (v1 t1) +LEFT OUTER JOIN (v1 t2) ON 1=1 +LEFT OUTER JOIN (v1 t3) ON 1=1 +LEFT OUTER JOIN (v1 t4) ON 1=1 +LEFT OUTER JOIN (v1 t5) ON 1=1 +LEFT OUTER JOIN (v1 t6) ON 1=1 +LEFT OUTER JOIN (v1 t7) ON 1=1 +LEFT OUTER JOIN (v1 t8) ON 1=1 +; + +drop view v1; +drop table t1,t2,t3,t4,t5,t6; + +--echo # ----------------------------------------------------------------- +--echo # -- End of 5.2 tests. +--echo # ----------------------------------------------------------------- + +--echo # +--echo # Bug #59696 Optimizer does not use equalities for conditions over view +--echo # + +CREATE TABLE t1 (a int NOT NULL); +INSERT INTO t1 VALUES + (9), (2), (8), (1), (3), (4), (2), (5), + (9), (2), (8), (1), (3), (4), (2), (5); + +CREATE TABLE t2 (pk int PRIMARY KEY, c int NOT NULL); +INSERT INTO t2 VALUES + (9,90), (16, 160), (11,110), (1,10), (18,180), (2,20), + (14,140), (15, 150), (12,120), (3,30), (17,170), (19,190); + +EXPLAIN EXTENDED +SELECT t1.a,t2.c FROM t1,t2 WHERE t2.pk = t1.a AND t2.pk > 8; +FLUSH STATUS; +SELECT t1.a,t2.c FROM t1,t2 WHERE t2.pk = t1.a AND t2.pk > 8; +SHOW STATUS LIKE 'Handler_read_%'; + +CREATE VIEW v AS SELECT * FROM t2; +EXPLAIN EXTENDED +SELECT t1.a,v.c FROM t1,v WHERE v.pk = t1.a AND v.pk > 8; +FLUSH STATUS; +SELECT t1.a,v.c FROM t1,v WHERE v.pk = t1.a AND v.pk > 8; +SHOW STATUS LIKE 'Handler_read_%'; +DROP VIEW v; + +DROP TABLE t1, t2; + +--echo # +--echo # Bug#702403: crash with multiple equalities and a view +--echo # + +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (10); + +CREATE TABLE t2 (pk int PRIMARY KEY, b int, INDEX idx (b)); +INSERT INTO t2 VALUES (1,2), (3,4); +CREATE TABLE t3 (pk int PRIMARY KEY, b int, INDEX idx (b)); +INSERT INTO t3 VALUES (1,2), (3,4); + +CREATE VIEW v1 AS SELECT * FROM t1; + +EXPLAIN +SELECT * FROM v1, t2, t3 + WHERE t3.pk = v1.a AND t2.b = 1 AND t2.b = t3.pk AND v1.a BETWEEN 2 AND 5; + +SELECT * FROM v1, t2, t3 + WHERE t3.pk = v1.a AND t2.b = 1 AND t2.b = t3.pk AND v1.a BETWEEN 2 AND 5; + +DROP VIEW v1; +DROP TABLE t1, t2, t3; + +--echo # +--echo # Bug#717577: substitution for best field in a query over a view and +--echo # with OR in the WHERE condition +--echo # + +create table t1 (a int, b int); +insert into t1 values (2,4), (1,3); +create table t2 (c int); +insert into t2 values (6), (4), (1), (3), (8), (3), (4), (2); + +select * from t1,t2 where t2.c=t1.a and t2.c < 3 or t2.c=t1.b and t2.c >=4; +explain extended +select * from t1,t2 where t2.c=t1.a and t2.c < 3 or t2.c=t1.b and t2.c >=4; + +create view v1 as select * from t2; +select * from t1,v1 where v1.c=t1.a and v1.c < 3 or v1.c=t1.b and v1.c >=4; +explain extended +select * from t1,v1 where v1.c=t1.a and v1.c < 3 or v1.c=t1.b and v1.c >=4; + +create view v2 as select * from v1; +select * from t1,v2 where v2.c=t1.a and v2.c < 3 or v2.c=t1.b and v2.c >=4; +explain extended +select * from t1,v2 where v2.c=t1.a and v2.c < 3 or v2.c=t1.b and v2.c >=4; + +create view v3 as select * from t1; +select * from v3,v2 where v2.c=v3.a and v2.c < 3 or v2.c=v3.b and v2.c >=4; +explain extended +select * from v3,v2 where v2.c=v3.a and v2.c < 3 or v2.c=v3.b and v2.c >=4; + +drop view v1,v2,v3; +drop table t1,t2; + +--echo # +--echo # Bug#724942: substitution of the constant into a view field +--echo # + +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (2), (9), (9), (6), (5), (4), (7); + +CREATE VIEW v1 AS SELECT * FROM t1; + +SELECT * FROM v1 WHERE a > -1 OR a > 6 AND a = 3; +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > -1 OR a > 6 AND a = 3; + +SELECT * FROM v1 WHERE a > -1 OR a AND a = 0; +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > -1 OR a AND a = 0; + +CREATE VIEW v2 AS SELECT * FROM v1; + +SELECT * FROM v2 WHERE a > -1 OR a AND a = 0; +EXPLAIN EXTENDED +SELECT * FROM v2 WHERE a > -1 OR a AND a = 0; + +DROP VIEW v1,v2; +DROP TABLE t1; + +CREATE TABLE t1 (a varchar(10), KEY (a)) ; +INSERT INTO t1 VALUES + ('DD'), ('ZZ'), ('ZZ'), ('KK'), ('FF'), ('HH'),('MM'); + +CREATE VIEW v1 AS SELECT * FROM t1; + +--echo # t1 and v1 should return the same result set +SELECT * FROM v1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; +SELECT * FROM t1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; +--echo # t1 and v1 should propagate constants in the same way +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; +EXPLAIN EXTENDED +SELECT * FROM t1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; + +--echo # t1 and v1 should return the same result set +SELECT * FROM v1 WHERE a > 'JJ' OR a AND a = 'VV'; +SELECT * FROM t1 WHERE a > 'JJ' OR a AND a = 'VV'; +--echo # t1 and v1 should propagate constants in the same way +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > 'JJ' OR a AND a = 'VV'; +EXPLAIN EXTENDED +SELECT * FROM t1 WHERE a > 'JJ' OR a AND a = 'VV'; + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#777745: crash with equality propagation +--echo # over view fields +--echo # + +CREATE TABLE t1 (a int NOT NULL ) ; +INSERT INTO t1 VALUES (2), (1); + +CREATE TABLE t2 (a int NOT NULL , b int NOT NULL) ; +INSERT INTO t2 VALUES (2,20),(2,30); + +CREATE VIEW v2 AS SELECT * FROM t2; + +EXPLAIN +SELECT * FROM t1,v2 + WHERE v2.a = t1.a AND v2.a = 2 AND v2.a IS NULL AND t1.a != 0; +SELECT * FROM t1,v2 + WHERE v2.a = t1.a AND v2.a = 2 AND v2.a IS NULL AND t1.a != 0; + +EXPLAIN +SELECT * FROM t1,v2 + WHERE v2.a = t1.a AND v2.a = 2 AND v2.a+1 > 2 AND t1.a != 0; +SELECT * FROM t1,v2 + WHERE v2.a = t1.a AND v2.a = 2 AND v2.a+1 > 2 AND t1.a != 0; + +DROP VIEW v2; +DROP TABLE t1,t2; + +--echo # +--echo # Bug#794038: crash with INSERT/UPDATE/DELETE +--echo # over a non-updatable view +--echo # + +CREATE TABLE t1 (a int); +CREATE ALGORITHM = TEMPTABLE VIEW v1 AS SELECT * FROM t1; +CREATE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM v1; +CREATE ALGORITHM = TEMPTABLE VIEW v3 AS SELECT * FROM v2; + +-- error ER_NON_INSERTABLE_TABLE +INSERT INTO v3 VALUES (1); +-- error ER_NON_UPDATABLE_TABLE +UPDATE v3 SET a=0; +-- error ER_NON_UPDATABLE_TABLE +DELETE FROM v3; + +DROP VIEW v1,v2,v3; +DROP TABLE t1; + +--echo # +--echo # Bug#798621: crash with a view string field equal +--echo # to a constant +--echo # + +CREATE TABLE t1 (a varchar(32), b int) ; +INSERT INTO t1 VALUES ('j', NULL), ('c', 8), ('c', 1); +CREATE VIEW v1 AS SELECT * FROM t1; + +CREATE TABLE t2 (a varchar(32)) ; +INSERT INTO t2 VALUES ('j'), ('c'); + +SELECT * FROM v1 LEFT JOIN t2 ON t2.a = v1.a + WHERE v1.b = 1 OR v1.a = 'a' AND LENGTH(v1.a) >= v1.b; +EXPLAIN EXTENDED +SELECT * FROM v1 LEFT JOIN t2 ON t2.a = v1.a + WHERE v1.b = 1 OR v1.a = 'a' AND LENGTH(v1.a) >= v1.b; + +DROP VIEW v1; +DROP TABLE t1,t2; + +--echo # Bug#798625: duplicate of the previous one, but without crash + +CREATE TABLE t1 (f1 int NOT NULL, f2 int, f3 int, f4 varchar(32), f5 int) ; +INSERT INTO t1 VALUES (20,5,2,'r', 0); + +CREATE VIEW v1 AS SELECT * FROM t1; + +SELECT v1.f4 FROM v1 + WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%'); +EXPLAIN EXTENDED +SELECT v1.f4 FROM v1 + WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%'); + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # Bug#798576: abort on a GROUP BY query over a view with left join +--echo # that can be converted to inner join +--echo # + +CREATE TABLE t1 (a int NOT NULL , b int NOT NULL) ; +INSERT INTO t1 VALUES (214,0), (6,6), (6,0), (7,0); + +CREATE TABLE t2 (b int) ; +INSERT INTO t2 VALUES (88), (78), (6); + +CREATE ALGORITHM=MERGE VIEW v1 AS + SELECT t1.a, t2.b FROM (t2 LEFT JOIN t1 ON t2.b > t1.a) WHERE t1.b <= 0; + +SELECT * FROM v1; +SELECT a, MIN(b) FROM v1 GROUP BY a; + +DROP VIEW v1; +DROP TABLE t1,t2; + +--echo # +--echo # LP bug #793386: unexpected 'Duplicate column name ''' error +--echo # at the second execution of a PS using a view +--echo # + +CREATE TABLE t1 (f1 int, f2 int, f3 int, f4 int); + +CREATE VIEW v1 AS + SELECT t.f1, t.f2, s.f3, s.f4 FROM t1 t, t1 s + WHERE t.f4 >= s.f2 AND s.f3 < 0; + +PREPARE stmt1 FROM + "SELECT s.f1 AS f1, s.f2 AS f2, s.f3 AS f3, t.f4 AS f4 + FROM v1 AS t LEFT JOIN v1 AS s ON t.f4=s.f4 WHERE t.f2 <> 1225"; +EXECUTE stmt1; +EXECUTE stmt1; + +DEALLOCATE PREPARE stmt1; + +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # LP BUG#806071 (2 views with ORDER BY) +--echo # + +CREATE TABLE t1 (f1 int); +INSERT INTO t1 VALUES (1),(1); + +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT f1 FROM t1; +CREATE ALGORITHM=MERGE VIEW v2 AS SELECT f1 FROM v1 ORDER BY f1; + +SELECT * FROM v2 AS a1, v2 AS a2; +EXPLAIN EXTENDED SELECT * FROM v2 AS a1, v2 AS a2; + +DROP VIEW v1, v2; +DROP TABLE t1; + +--echo # +--echo # LP bug #823189: dependent subquery with RIGHT JOIN +--echo # referencing view in WHERE +--echo # + +CREATE TABLE t1 (a varchar(32)); +INSERT INTO t1 VALUES ('y'), ('w'); + +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (10); + +CREATE TABLE t3 (a varchar(32), b int); + +CREATE TABLE t4 (a varchar(32)); +INSERT INTO t4 VALUES ('y'), ('w'); + +CREATE VIEW v1 AS SELECT * FROM t1; + +EXPLAIN EXTENDED +SELECT * FROM t1, t2 + WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) + WHERE t4.a >= t1.a); +SELECT * FROM t1, t2 + WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) + WHERE t4.a >= t1.a); + +EXPLAIN EXTENDED +SELECT * FROM v1, t2 + WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) + WHERE t4.a >= v1.a); +SELECT * FROM v1, t2 + WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) + WHERE t4.a >= v1.a); + +DROP VIEW v1; +DROP TABLE t1,t2,t3,t4; + +--echo # +--echo # LP bug #823237: dependent subquery with LEFT JOIN +--echo # referencing view in WHERE +--echo # (duplicate of LP bug #823189) +--echo # + +CREATE TABLE t1 (a int); + +CREATE TABLE t2 ( b int, d int, e int); +INSERT INTO t2 VALUES (7,8,0); + +CREATE TABLE t3 ( c int); +INSERT INTO t3 VALUES (0); + +CREATE TABLE t4 (a int, b int, c int); +INSERT INTO t4 VALUES (93,1,0), (95,NULL,0); + +CREATE VIEW v4 AS SELECT * FROM t4; + +EXPLAIN EXTENDED +SELECT * FROM t3 , t4 + WHERE t4.c <= (SELECT t2.e FROM t2 LEFT JOIN t1 ON ( t1.a = t2.d ) + WHERE t2.b > t4.b); +SELECT * FROM t3 , t4 + WHERE t4.c <= (SELECT t2.e FROM t2 LEFT JOIN t1 ON ( t1.a = t2.d ) + WHERE t2.b > t4.b); + + +EXPLAIN EXTENDED +SELECT * FROM t3, v4 + WHERE v4.c <= (SELECT t2.e FROM t2 LEFT JOIN t1 ON ( t1.a = t2.d ) + WHERE t2.b > v4.b); + +SELECT * FROM t3, v4 + WHERE v4.c <= (SELECT t2.e FROM t2 LEFT JOIN t1 ON ( t1.a = t2.d ) + WHERE t2.b > v4.b); + +DROP VIEW v4; +DROP TABLE t1,t2,t3,t4; + +# +# Bug#9801 (Views: imperfect error message) +# + +--disable_warnings +drop table if exists t_9801; +drop view if exists v_9801; +--enable_warnings + +create table t_9801 (s1 int); + +--error ER_VIEW_NONUPD_CHECK +create view v_9801 as + select sum(s1) from t_9801 with check option; + +--error ER_VIEW_NONUPD_CHECK +create view v_9801 as + select sum(s1) from t_9801 group by s1 with check option; + + --error ER_VIEW_NONUPD_CHECK +create view v_9801 as + select sum(s1) from t_9801 group by s1 with rollup with check option; + +drop table t_9801; + +--echo # +--echo # Bug #47335 assert in get_table_share +--echo # + +--disable_warnings +DROP TABLE IF EXISTS t1; +DROP VIEW IF EXISTS v1; +--enable_warnings + +CREATE TEMPORARY TABLE t1 (id INT); +--error ER_NO_SUCH_TABLE +ALTER VIEW t1 AS SELECT 1 AS f1; +DROP TABLE t1; + +CREATE VIEW v1 AS SELECT 1 AS f1; +CREATE TEMPORARY TABLE v1 (id INT); +ALTER VIEW v1 AS SELECT 2 AS f1; +DROP TABLE v1; +SELECT * FROM v1; +DROP VIEW v1; + + +--echo # +--echo # Bug #47635 assert in start_waiting_global_read_lock +--echo # during CREATE VIEW +--echo # + +--disable_warnings +DROP TABLE IF EXISTS t1, t2; +DROP VIEW IF EXISTS t2; +--enable_warnings + +CREATE TABLE t1 (f1 integer); +CREATE TEMPORARY TABLE IF NOT EXISTS t1 (f1 integer); +CREATE TEMPORARY TABLE t2 (f1 integer); +DROP TABLE t1; +FLUSH TABLES WITH READ LOCK; +--error ER_CANT_UPDATE_WITH_READLOCK +CREATE VIEW t2 AS SELECT * FROM t1; + +UNLOCK TABLES; +DROP TABLE t1, t2; + + +--echo # +--echo # Bug#48315 Metadata lock is not taken for merged views that +--echo # use an INFORMATION_SCHEMA table +--echo # + +--disable_warnings +DROP VIEW IF EXISTS v1; +DROP PROCEDURE IF EXISTS p1; +--enable_warnings + +connect (con2, localhost, root); +connect (con3, localhost, root); + +connection default; + +CREATE VIEW v1 AS SELECT schema_name FROM information_schema.schemata; +CREATE PROCEDURE p1() SELECT COUNT(*), GET_LOCK('blocker', 100) FROM v1; + +--echo # CALL p1() so the view is merged. +--disable_result_log +CALL p1(); +--enable_result_log +SELECT RELEASE_LOCK('blocker'); + +connection con3; +SELECT GET_LOCK('blocker', 100); + +connection default; +--echo # Try to CALL p1() again, this time it should block on "blocker". +--echo # Sending: +--send CALL p1() + +connection con2; +let $wait_condition= + SELECT COUNT(*) = 1 from information_schema.processlist + WHERE state = "User lock" AND + info = "SELECT COUNT(*), GET_LOCK('blocker', 100) FROM v1"; +--source include/wait_condition.inc +--echo # ... then try to drop the view. This should block. +--echo # Sending: +--send DROP VIEW v1 + +connection con3; +let $wait_condition= + SELECT COUNT(*) = 1 from information_schema.processlist + WHERE state = "Waiting for table metadata lock" AND info = "DROP VIEW v1"; +--source include/wait_condition.inc +--echo # Now allow CALL p1() to complete +SELECT RELEASE_LOCK('blocker'); + +connection default; +--echo # Reaping: CALL p1() +--disable_result_log +--reap +--enable_result_log +SELECT RELEASE_LOCK('blocker'); + +connection con2; +--echo # Reaping: DROP VIEW v1 +--reap + +connection default; +DROP PROCEDURE p1; +disconnect con2; +disconnect con3; + + +--echo # +--echo # Bug#12626844: WRONG ERROR MESSAGE WHILE CREATING A VIEW ON A +--echo # NON EXISTING DATABASE +--echo # + +--disable_warnings +DROP DATABASE IF EXISTS nodb; +--enable_warnings +--error ER_BAD_DB_ERROR +CREATE VIEW nodb.a AS SELECT 1; + + +--echo # +--echo # BUG#14117018 - MYSQL SERVER CREATES INVALID VIEW DEFINITION +--echo # BUG#18405221 - SHOW CREATE VIEW OUTPUT INCORRECT +--echo # + +CREATE VIEW v1 AS (SELECT '' FROM DUAL); +CREATE VIEW v2 AS (SELECT 'BUG#14117018' AS col1 FROM DUAL) UNION ALL + (SELECT '' FROM DUAL); +CREATE VIEW v3 AS (SELECT 'BUG#14117018' AS col1 FROM DUAL) UNION ALL + (SELECT '' FROM DUAL) UNION ALL + (SELECT '' FROM DUAL); +CREATE VIEW v4 AS (SELECT 'BUG#14117018' AS col1 FROM DUAL) UNION ALL + (SELECT '' AS col2 FROM DUAL) UNION ALL + (SELECT '' FROM DUAL); + +# In the second (and later) UNIONed queries, duplicate column names are allowed +CREATE VIEW v5 AS (SELECT 'buggy' AS col1, 'fix' as col2 FROM DUAL) UNION ALL + (SELECT 'buggy' as a, 'fix' as a FROM DUAL); + +--echo # Name for the column in select1 is set properly with or +--echo # without this fix. +SHOW CREATE VIEW v1; + +--echo # Name for the column in select2 is set with this fix. +--echo # Without this fix, name would not have set for the +--echo # columns in select2. +SHOW CREATE VIEW v2; + +--echo # Name for the field item in select2 & select3 is set with this fix. +--echo # Without this fix, name would not have set for the +--echo # columns in select2 & select3. +SHOW CREATE VIEW v3; + +--echo # Name for the field item in select3 is set with this fix. +--echo # Without this fix, name would not have set for the +--echo # columns in select3. +SHOW CREATE VIEW v4; + +DROP VIEW v1, v2, v3, v4, v5; + + +--echo # +--echo # BUG#19886430: VIEW CREATION WITH NAMED COLUMNS, OVER UNION, +--echo # IS REJECTED + +--echo # Without the patch, reports an error. +CREATE VIEW v1 (fld1, fld2) AS + SELECT 1 AS a, 2 AS b + UNION ALL + SELECT 1 AS a, 1 AS a; + +--echo # The column names are explicitly specified and not duplicates, hence +--echo # succeeds. +CREATE VIEW v2 (fld1, fld2) AS + SELECT 1 AS a, 2 AS a + UNION ALL + SELECT 1 AS a, 1 AS a; + +--echo # The column name in the first SELECT are not duplicates, hence succeeds. +CREATE VIEW v3 AS + SELECT 1 AS a, 2 AS b + UNION ALL + SELECT 1 AS a, 1 AS a; + +--echo # Should report an error, since the explicitly specified column names are +--echo # duplicates. +--error ER_DUP_FIELDNAME +CREATE VIEW v4 (fld1, fld1) AS + SELECT 1 AS a, 2 AS b + UNION ALL + SELECT 1 AS a, 1 AS a; + +--echo # Should report an error, since duplicate column name is specified in the +--echo # First SELECT. +--error ER_DUP_FIELDNAME +CREATE VIEW v4 AS + SELECT 1 AS a, 2 AS a + UNION ALL + SELECT 1 AS a, 1 AS a; + +--echo # Cleanup +DROP VIEW v1, v2, v3; + + +# Check that all connections opened by test cases in this file are really +# gone so execution of other tests won't be affected by their presence. +--source include/wait_until_count_sessions.inc + +--echo # +--echo # lp:833600 Wrong result with view + outer join + uncorrelated subquery (non-semijoin) +--echo # + +CREATE TABLE t1 ( a int, b int ); +INSERT INTO t1 VALUES (0,0),(0,0); + +CREATE TABLE t2 ( a int, b int ); +INSERT IGNORE INTO t2 VALUES (1,0),(1,0); + +CREATE TABLE t3 ( b int ); +INSERT IGNORE INTO t3 VALUES (0),(0); + +CREATE OR REPLACE VIEW v2 AS SELECT * FROM t2; +SELECT * FROM t1 RIGHT JOIN v2 ON ( v2.a = t1.a ) WHERE v2.b IN ( SELECT b FROM t3 ) AND t1.b IS NULL ; + +SELECT * FROM t1 RIGHT JOIN v2 ON ( v2.a = t1.a ) WHERE v2.b IN ( SELECT b FROM t3 ) AND t1.b IS NULL ; + +DROP VIEW v2; +DROP TABLE t1, t2, t3; + +--echo # +--echo # BUG#915222: Valgrind complains or crashes with INSERT SELECT +--echo # within a trigger that uses a view +--echo # + +CREATE TABLE t1 (a char(1)); + +CREATE TABLE t2 (d int, e char(1)); + +INSERT INTO t2 VALUES (13,'z'); + +CREATE TRIGGER tr AFTER UPDATE ON t2 + FOR EACH ROW + REPLACE INTO t3 + SELECT f, a AS alias FROM t3, v; + +CREATE TABLE t3 (f int, g char(8)); + +CREATE VIEW v AS SELECT a, e FROM t2, t1; + +UPDATE t2 SET d=7; +UPDATE t2 SET d=7; +UPDATE t2 SET d=7; +UPDATE t2 SET d=7; + +DROP TRIGGER tr; +DROP VIEW v; +DROP TABLE t1,t2,t3; + +--echo # +--echo # BUG#972943: Assertion failure with INSERT SELECT within a trigger +--echo # that uses derived table and materialized view +--echo # + +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (1,0), (2,8); + +CREATE ALGORITHM=TEMPTABLE VIEW v1 + AS SELECT * FROM t1; + +CREATE TABLE t2 (c int); +CREATE TABLE t3 (d int, e int); + +CREATE TRIGGER tr BEFORE INSERT ON t2 FOR EACH ROW + INSERT INTO t3 + SELECT t1.* + FROM (SELECT * FROM t1 WHERE b IN (SELECT b FROM v1)) AS alias1, t1 + WHERE t1.a = 3 OR t1.a > 5; + +INSERT INTO t2 VALUES (1); + +DROP TRIGGER tr; +DROP VIEW v1; +DROP TABLE t1,t2,t3; + +--echo # +--echo # LP bug#1007622 Server crashes in handler::increment_statistics on +--echo # inserting into a view over a view +--echo # + +flush status; +--disable_ps_protocol +CREATE TABLE t1 (a INT); +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT a1.* FROM t1 AS a1, t1 AS a2; +CREATE ALGORITHM=MERGE VIEW v2 AS SELECT * FROM v1; +INSERT INTO v2 (a) VALUES (1) ; +select * from t1; +drop view v2,v1; +drop table t1; +show status like '%view%'; +show status like 'Opened_table%'; +--enable_ps_protocol + +--echo # +--echo # MDEV-486 LP BUG#1010116 Incorrect query results in +--echo # view and derived tables +--echo # + +SELECT +`Derived1`.`id`, +`Derived2`.`Val1` +FROM (select 30631 as `id`) AS `Derived1` LEFT OUTER JOIN (SELECT +2 as `id`, +1 AS `Val1` +FROM (select 30631 as `id`) AS `Derived3`) AS `Derived2` ON `Derived1`.`id` = `Derived2`.`id`; + +create table t1 ( id int ); +insert into t1 values (30631); +create table t2 ( id int ); +insert into t2 values (30631); +create algorithm=MERGE view v2 as select 2 as id, 1 as val1 from t2; +select t1.*, v2.* from t1 left join v2 on t1.id = v2.id; +drop view v2; +drop table t1,t2; + +create table t1 ( id int ); +insert into t1 values (30631); +create table t2 ( id int ); +insert into t2 values (30631); +create algorithm=MERGE view v2 as select 2 as id, id is null as bbb, id as iddqd, 1 as val1 from t2; +select t1.*, v2.* from t1 left join v2 on t1.id = v2.id; +drop view v2; +drop table t1,t2; + +--echo # +--echo # MDEV-3914: Wrong result (NULLs instead of real values) +--echo # with INNER and RIGHT JOIN in a FROM subquery, derived_merge=on +--echo # (fix of above MDEV-486 fix) +--echo # +SET @save_optimizer_switch_MDEV_3914=@@optimizer_switch; +SET optimizer_switch = 'derived_merge=on'; + +CREATE TABLE t1 (a INT) ENGINE=MyISAM; +INSERT INTO t1 VALUES (1),(2); + +CREATE TABLE t2 (b INT) ENGINE=MyISAM; +INSERT INTO t2 VALUES (3),(4); + +CREATE TABLE t3 (c INT) ENGINE=MyISAM; +INSERT INTO t3 VALUES (5),(6); + +SELECT * FROM ( SELECT c FROM ( t1 INNER JOIN t2 ) RIGHT JOIN t3 ON a = c ) AS alias; + +SET optimizer_switch = 'derived_merge=off'; + +SELECT * FROM ( SELECT c FROM ( t1 INNER JOIN t2 ) RIGHT JOIN t3 ON a = c ) AS alias; + +SET optimizer_switch=@save_optimizer_switch_MDEV_3914; +drop table t1,t2,t3; + +--echo # +--echo # MDEV-589 (LP BUG#1007647) : +--echo # Assertion `vcol_table == 0 || vcol_table == table' failed in +--echo # fill_record(THD*, List<Item>&, List<Item>&, bool) +--echo # +CREATE TABLE t1 (f1 INT, f2 INT); +CREATE TABLE t2 (f1 INT, f2 INT); +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT a1.f1, a2.f2 FROM t1 AS a1, t1 AS a2; +CREATE ALGORITHM=MERGE VIEW v2 AS SELECT * FROM v1; +CREATE ALGORITHM=MERGE VIEW v3 AS SELECT a1.f1, a2.f2 FROM t1 AS a1, t2 AS a2; +CREATE ALGORITHM=MERGE VIEW v4 AS SELECT * FROM v3; +--error ER_VIEW_MULTIUPDATE +INSERT INTO v3 (f1, f2) VALUES (1, 2); +--error ER_VIEW_MULTIUPDATE +INSERT INTO v1 (f1, f2) VALUES (1, 2); +--error ER_VIEW_MULTIUPDATE +INSERT INTO v4 (f1, f2) VALUES (1, 2); +--error ER_VIEW_MULTIUPDATE +INSERT INTO v2 (f1, f2) VALUES (1, 2); +drop view v4,v3,v2,v1; +drop table t1,t2; + +--echo # +--echo # MDEV-3799 fix of above bugfix (MDEV-589) +--echo # Wrong result (NULLs instead of real values) with RIGHT JOIN +--echo # in a FROM subquery and derived_merge=on +--echo # + +CREATE TABLE t1 (f1 INT) ENGINE=MyISAM; +INSERT INTO t1 VALUES (4),(6); + +CREATE TABLE t2 (f2 INT) ENGINE=MyISAM; +INSERT INTO t2 VALUES (7),(8); + +SELECT * FROM ( + SELECT * FROM t1 RIGHT JOIN t2 ON f1 = f2 +) AS alias; + +SELECT * FROM ( + SELECT * FROM t2 LEFT JOIN t1 ON f1 = f2 +) AS alias; + +drop tables t1,t2; + + +--echo # +--echo # MDEV-3876 Wrong result (extra rows) with ALL subquery +--echo # from a MERGE view (duplicate of MDEV-3873) +--echo # + +CREATE TABLE t1 (a INT NOT NULL) ENGINE=MyISAM; +INSERT INTO t1 VALUES (1),(2); + +CREATE TABLE t2 (b INT NOT NULL) ENGINE=MyISAM; +INSERT INTO t2 VALUES (1),(3); + +CREATE OR REPLACE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t2; + +SELECT a FROM t1 AS alias +WHERE a >= ALL ( +SELECT b FROM t1 LEFT JOIN v1 ON (a = b) +WHERE a = alias.a ); + +drop view v1; +drop table t1,t2; + +--echo # +--echo # MDEV-4593: p_s: crash in simplify_joins with delete using subselect +--echo # from view +--echo # + +create table `t1`(`a` int); +create table `t2`(`a` int); +create or replace view `v1` as select `a` from `t1`; +prepare s from "delete from `t2` order by (select 1 from `v1`)"; +execute s; +deallocate prepare s; +drop view v1; +drop tables t1,t2; + +--echo # +--echo # MDEV-5034 (duplicate of MDEV-5107): +--echo # Left Join Yields All Nulls Instead of Appropriate Matches +--echo # + + --echo # test #1 + +CREATE TABLE t1 (state VARCHAR(32), INDEX(state)); +INSERT INTO t1 VALUES ('Indiana'),('Vermont'); + +CREATE TABLE t2 (state VARCHAR(32)); +INSERT INTO t2 VALUES ('Hawaii'),('Oregon'),('Vermont'); + +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT t1.* FROM t2, t1; +SELECT * FROM t1 AS outer_t1 LEFT JOIN v1 AS joined_t1 +ON (joined_t1.state = outer_t1.state AND joined_t1.state IN ( SELECT 'Vermont' UNION SELECT 'Florida' ) ); + +SELECT * FROM t1 AS outer_t1 LEFT JOIN (SELECT t1.* FROM t2, t1) AS joined_t1 ON (joined_t1.state = outer_t1.state AND joined_t1.state IN ( SELECT 'Vermont' UNION SELECT 'Florida' ) ); + +drop view v1; +drop table t1, t2; + +--echo # test #1 + +CREATE TABLE t1 (a INT, b VARCHAR(1), INDEX(b,a)); +INSERT INTO t1 VALUES (4,'p'),(1,'q'),(9,'w'); + +CREATE TABLE t2 (c VARCHAR(1), INDEX(c)); +INSERT INTO t2 VALUES ('q'),('a'); +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT t1a.* FROM t1, t1 AS t1a; +SELECT * FROM t2 LEFT JOIN v1 ON ( c=b AND a IN ( 1,6 ) ); +CREATE OR REPLACE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT t1a.* FROM t1, t1 AS t1a; +SELECT * FROM t2 LEFT JOIN v1 ON ( c=b AND a IN ( 1,6 ) ); + +drop view v1; +drop table t1,t2; + +--echo # +--echo # MDEV-5153: Server crashes in Item_ref::fix_fields on 2nd execution +--echo # of PS with LEFT JOIN and MERGE view or SELECT SQ +--echo # + +CREATE TABLE t1 (i1 INT, c1 VARCHAR(6)) ENGINE=MyISAM; +INSERT INTO t1 VALUES (1,'foo'),(2,'bar'); + +CREATE TABLE t2 (c2 VARCHAR(6)) ENGINE=MyISAM; +INSERT INTO t2 VALUES ('foobar'),('qux'); + +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1 WHERE ( c1 ) IN ( SELECT c2 FROM t2 ) AND i1 <= 2 ; + +PREPARE stmt FROM 'SELECT * FROM t1 LEFT JOIN v1 ON (v1.i1 = t1.i1)'; + +EXECUTE stmt; +EXECUTE stmt; + +drop view v1; +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1 WHERE ( c1, c1 ) IN ( SELECT c2, c2 FROM t2 ) AND i1 <= 2 ; + +EXECUTE stmt; +EXECUTE stmt; + +deallocate prepare stmt; +drop view v1; +drop table t1,t2; + +# +# MDEV-5414: RAND() in a subselect : different behavior in MariaDB and MySQL +# +create table t1 (a int); +insert into t1 values (1),(2); + +create view v1 (a,r) as select a,rand() from t1; + + +create table t2 select a, r as r1, r as r2, r as r3 from v1; + +select a, r1 = r2, r2 = r3 from t2; + +drop view v1; +drop table t1,t2; + +--echo # +--echo # MDEV-5515: 2nd execution of a prepared statement returns wrong results +--echo # +CREATE TABLE t1 (i1 INT, j1 INT NOT NULL, PRIMARY KEY (i1)); + +INSERT INTO t1 VALUES (30,300),(40,400); + +CREATE TABLE t2 (i2 INT); +INSERT INTO t2 VALUES (50),(60); + +CREATE TABLE t3 (c3 VARCHAR(20), i3 INT); +INSERT INTO t3 VALUES ('a',10),('b',2); + +CREATE TABLE t4 (i4 INT); +INSERT INTO t4 VALUES (1),(2); + +DROP VIEW IF EXISTS v1; +CREATE VIEW v1 AS select coalesce(j1,i3) AS v1_field1 from t2 join t3 left join t1 on ( i1 = i2 ); + +CREATE VIEW v2 AS select v1_field1 from t4 join v1; + +prepare my_stmt from "select v1_field1 from v2"; +execute my_stmt; +execute my_stmt; +deallocate prepare my_stmt; + +DROP VIEW v1,v2; +DROP TABLE t1,t2,t3,t4; + +--echo # +--echo #MDEV-5717: Server crash with insert statement containing DEFAULT into +--echo #view +--echo # +CREATE TABLE t1 ( + `id` int(10) unsigned NOT NULL AUTO_INCREMENT, + `test` tinyint(3) unsigned NOT NULL DEFAULT '0', + PRIMARY KEY (`id`) +); + +CREATE VIEW v1 AS (select t1.id AS id, t1.test AS test from t1); + +INSERT INTO v1 SET test = DEFAULT; + +select * from v1; + +drop view v1; +drop table t1; + +--echo # +--echo # MDEV-5981: name resolution issues with views and multi-update +--echo # in ps-protocol +--echo # + +create table t1 (id1 int primary key, val1 varchar(20)); +insert into t1 values (1, 'test1'); +create table t2 (id2 int primary key, val2 varchar(20)); +insert into t2 values (1, 'test2'); +create algorithm=merge view v1 as select id1 as id1v1, val1 as val1v1 from t1; +create algorithm=merge view v2 as +select t2.id2 as id2v2, t2.val2 as val2v2 +from t2, v1 +where t2.id2 = v1.id1v1; +prepare stmt1 from "update v2 set val2v2 = 'test19' where 1 = id2v2"; +execute stmt1; +deallocate prepare stmt1; +drop view v1,v2; +drop table t1,t2; + +--echo # ----------------------------------------------------------------- +--echo # -- End of 5.3 tests. +--echo # ----------------------------------------------------------------- + +--echo # +--echo # MDEV-3874: Server crashes in Item_field::print on a SELECT +--echo # from a MERGE view with materialization+semijoin, subquery, ORDER BY +--echo # +SET @save_optimizer_switch_MDEV_3874=@@optimizer_switch; + +SET optimizer_switch = 'materialization=on,semijoin=on'; + +CREATE TABLE t1 (a INT) ENGINE=MyISAM; +INSERT INTO t1 VALUES (1),(7); + +CREATE TABLE t2 (b INT) ENGINE=MyISAM; +INSERT INTO t2 VALUES (4),(6); + +CREATE TABLE t3 (c INT) ENGINE=MyISAM; +INSERT INTO t3 VALUES (1),(2); + + +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT +( SELECT a FROM t1 WHERE ( 1, 1 ) IN ( +SELECT b, c FROM t2, t3 HAVING c > 2 ) ) AS field1, +b + c AS field2 +FROM t2, t3 AS table1 +GROUP BY field1, field2 ORDER BY field1; + +SELECT * FROM v1; + +drop view v1; +drop table t1,t2,t3; +SET optimizer_switch=@save_optimizer_switch_MDEV_3874; + +# +# MDEV-5515: sub-bug test of 3rd execution crash +# + +CREATE TABLE `t1` ( + `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, + `f0` int(11) unsigned NOT NULL DEFAULT '0', + `f1` int(11) unsigned NOT NULL DEFAULT '0', + PRIMARY KEY (`id`), + UNIQUE KEY `id` (`id`) +); + +CREATE TABLE `t2` ( + `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, + `f02` bigint(20) unsigned NOT NULL DEFAULT '0', + `f03` int(11) unsigned NOT NULL DEFAULT '0', + PRIMARY KEY (`id`), + UNIQUE KEY `id` (`id`) +); + +CREATE ALGORITHM=UNDEFINED SQL SECURITY DEFINER VIEW `v1` AS + SELECT + `t1`.`f0` AS `f0`, + `t1`.`f1` AS `f1`, + `t2`.`f02` AS `f02`, + `t2`.`f03` AS `f03` + FROM + (`t1` LEFT JOIN `t2` ON((`t1`.`id` = `t2`.`f02`))); + +--delimiter | +CREATE FUNCTION `f1`( + p0 BIGINT(20) UNSIGNED + ) + RETURNS bigint(20) unsigned + DETERMINISTIC + CONTAINS SQL + SQL SECURITY DEFINER + COMMENT '' +BEGIN + +DECLARE k0 INTEGER UNSIGNED DEFAULT 0; +DECLARE lResult INTEGER UNSIGNED DEFAULT 0; + + SET k0 = 0; + WHILE k0 < 1 DO + SELECT COUNT(*) as `f00` INTO lResult FROM `v1` WHERE `v1`.`f0` = p0; -- BUG + SET k0 = k0 + 1; + END WHILE; + + RETURN(k0); +END| +--delimiter ; + + +SELECT `f1`(1); +SELECT `f1`(1); +SELECT `f1`(1); +SELECT `f1`(1); + +DROP FUNCTION f1; +DROP VIEW v1; +DROP TABLE t1, t2; + + +create view v1 as select 1; + +--let $MYSQLD_DATADIR= `select @@datadir` +--let SEARCH_FILE= $MYSQLD_DATADIR/test/v1.frm +--let SEARCH_RANGE= 50000 +--let SEARCH_PATTERN=mariadb-version +--source include/search_pattern_in_file.inc + +drop view v1; + +--echo # +--echo # MDEV-7260: Crash in get_best_combination when executing multi-table +--echo # UPDATE with nested views +--echo # + +CREATE TABLE `t1` (`id` bigint(20)); + +INSERT INTO `t1` VALUES (1),(2); + +CREATE TABLE `t2` (`id` bigint(20)); + +CREATE TABLE `t3` (`id` bigint(20), `flag` tinyint(4)); + +create view v1 as select id from t1; + +create view v2 as select t2.* from (t2 left join v1 using (id)); + +update t3 left join v2 using (id) set flag=flag+1; + +drop view v2, v1; +drop table t1, t2, t3; + +--echo # +--echo # MDEV-7207 - ALTER VIEW does not change ALGORITM +--echo # +create table t1 (a int, b int); +create algorithm=temptable view v2 (c) as select b+1 from t1; +show create view v2; +alter algorithm=undefined view v2 (c) as select b+1 from t1; +show create view v2; +alter algorithm=merge view v2 (c) as select b+1 from t1; +show create view v2; +drop view v2; +drop table t1; + +--echo # +--echo # MDEV-8554: Server crashes in base_list_iterator::next_fast on 1st execution of PS with a multi-table update +--echo # +CREATE TABLE t1 (a INT) ENGINE=MyISAM; +INSERT INTO t1 VALUES (1),(2); # Not necessary, the table can be empty + +CREATE TABLE t2 (b INT) ENGINE=MyISAM; +INSERT INTO t2 VALUES (3),(4); # Not necessary, the table can be empty + +CREATE TABLE t3 (c INT) ENGINE=MyISAM; +INSERT INTO t3 VALUES (5),(6); # Not necessary, the table can be empty + +CREATE OR REPLACE ALGORITHM=MERGE VIEW v3 AS SELECT * FROM t3; + +PREPARE stmt FROM 'UPDATE t1, t2 SET a = 1 WHERE a IN ( SELECT 0 FROM t3 )'; +UPDATE t1, t2 SET a = 1 WHERE a IN ( SELECT 0 FROM v3 ); +EXECUTE stmt; + +DROP TABLE t1, t2, t3; +DROP VIEW v3; + +--echo # +--echo # MDEV-8632: Segmentation fault on INSERT +--echo # +CREATE TABLE `t1` ( + `id` int(10) unsigned NOT NULL, + `r` float NOT NULL, + PRIMARY KEY (`id`) +) DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci; +create view v1 as select id, if(r=r,1,2) as d from t1; +create view v2 as + select id, + d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d as p + from v1; +insert into t1 (id, r) +select id,p from +( + select id, + d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d+d as p + from ( + select id, if(r=r,1,2) as d + from t1 + ) a +) b +on duplicate key update r=p; +insert into t1 (id, r) +select id,p from v2 +on duplicate key update r=p; + +prepare stmt from "insert into t1 (id, r) select id,p from v2 on duplicate key update r=p"; +execute stmt; +execute stmt; +deallocate prepare stmt; + +drop view v1,v2; +drop table `t1`; + +# +# Bug#19817021 +# +create table t1 (a int, b int); +create view v1 as select a+b from t1; +alter table v1 check partition p1; +drop view v1; +drop table t1; + + +--echo # +--echo # MDEV-10419: crash in mariadb 10.1.16-MariaDB-1~trusty +--echo # +CREATE TABLE t1 (c1 CHAR(13)); +CREATE TABLE t2 (c2 CHAR(13)); + +CREATE FUNCTION f() RETURNS INT RETURN 0; +CREATE OR REPLACE VIEW v1 AS select f() from t1 where c1 in (select c2 from t2); +DROP FUNCTION f; + +SHOW CREATE VIEW v1; + +drop view v1; +drop table t1,t2; + +--echo # +--echo # MDEV-12099: usage of mergeable view with LEFT JOIN +--echo # that can be converted to INNER JOIN +--echo # + +create table t1 (a int, b int, key(a)) engine=myisam; +insert into t1 values + (3,20), (7,10), (2,10), (4,30), (8,70), + (7,70), (9,100), (9,60), (8,80), (7,60); + +create table t2 (c int, d int, key (c)) engine=myisam; +insert into t2 values + (50,100), (20, 200), (10,300), + (150,100), (120, 200), (110,300), + (250,100), (220, 200), (210,300); + +create table t3(e int, f int not null, key(e), unique (f)) engine=myisam; +insert into t3 values + (100, 3), (300, 5), (400, 4), (300,7), + (300,2), (600, 13), (800, 15), (700, 14), + (600, 23), (800, 25), (700, 24); + +create view v1 as + select * from t2 left join t3 on t3.e=t2.d where t3.f is not null; + +select * + from t1 left join v1 on v1.c=t1.b + where t1.a < 5; + +select * + from t1 left join ( t2 left join t3 on t3.e=t2.d ) + on t2.c=t1.b and t3.f is not null + where t1.a < 5; + +explain extended +select * + from t1 left join v1 on v1.c=t1.b + where t1.a < 5; + +explain extended +select * + from t1 left join ( t2 left join t3 on t3.e=t2.d ) + on t2.c=t1.b and t3.f is not null + where t1.a < 5; + +explain extended +select * + from t1 left join v1 on v1.c=t1.b and v1.f=t1.a + where t1.a < 5; + +explain extended +select * + from t1 left join ( t2 left join t3 on t3.e=t2.d ) + on t2.c=t1.b and t3.f=t1.a and t3.f is not null + where t1.a < 5; + +drop view v1; +drop table t1,t2,t3; + +--echo # +--echo # MDEV-11240: Server crashes in check_view_single_update or +--echo # Assertion `derived->table' failed in mysql_derived_merge_for_insert +--echo # + +CREATE TABLE t3 (a INT); +CREATE ALGORITHM = MERGE VIEW v1 AS SELECT t2.a FROM t3 AS t1, t3 AS t2; +CREATE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM v1; +--error ER_VIEW_NO_INSERT_FIELD_LIST +PREPARE stmt FROM 'REPLACE INTO v2 SELECT a FROM t3'; +drop view v1,v2; +drop table t3; + +--echo # +--echo # MDEV-14619: VIEW and GROUP_CONCAT +--echo # + +CREATE TABLE t1 (str text); +INSERT INTO t1 VALUES ("My"),("SQL"); +CREATE VIEW v1 AS SELECT GROUP_CONCAT(str SEPARATOR '\\') FROM t1; +SELECT * FROM v1; +SHOW CREATE VIEW v1; +drop view v1; +drop table t1; + +--echo # ----------------------------------------------------------------- +--echo # -- End of 5.5 tests. +--echo # ----------------------------------------------------------------- + +--echo # some subqueries in SELECT list test +create table t1 (a int, b int); +create table t2 (a int, b int); +insert into t1 values (1,2), (3,4), (3,3), (5,6), (7,8), (9,10); +insert into t2 values (1,2), (3,4), (3,3), (5,6), (7,8), (9,10); +create algorithm=merge view v1 as select t1.a as a, (select max(b) from t2 where t1.a=t2.a) as c from t1; +explain extended +select * from v1; +select * from v1; +explain extended +select * from t2, v1 where t2.a=v1.a; +select * from t2, v1 where t2.a=v1.a; +explain extended +select * from t1, v1 where t1.a=v1.a; +select * from t1, v1 where t1.a=v1.a; +explain extended +select * from t1, v1 where t1.b=v1.c; +select * from t1, v1 where t1.b=v1.c; +explain extended +select * from t2, t1, v1 where t1.a=t2.a and t1.a=v1.a; +select * from t2, t1, v1 where t1.a=t2.a and t1.a=v1.a; + +drop view v1; +drop table t1,t2; + +# +# MDEV-6785 Wrong result on 2nd execution of PS with aggregate function, FROM SQ or MERGE view +# + +create table t1 (i int not null); +insert into t1 values (1),(2); +create table t2 (j int not null); +insert into t2 values (11),(12); +create algorithm=merge view v3 as select t1.* from t2 left join t1 on (t2.j = t1.i); +prepare stmt from 'select count(v3.i) from t1, v3'; +execute stmt; +execute stmt; +drop table t1, t2; +drop view v3; + +--echo # +--echo # MDEV-8525: mariadb 10.0.20 crashing when data is read by Kodi +--echo # media center (http://kodi.tv). +--echo # + +CREATE TABLE `t1` ( + `idSong` int(11) NOT NULL AUTO_INCREMENT, + `idAlbum` int(11) DEFAULT NULL, + `idPath` int(11) DEFAULT NULL, + `strArtists` text, + `strGenres` text, + `strTitle` varchar(512) DEFAULT NULL, + `iTrack` int(11) DEFAULT NULL, + `iDuration` int(11) DEFAULT NULL, + `iYear` int(11) DEFAULT NULL, + `dwFileNameCRC` text, + `strFileName` text, + `strMusicBrainzTrackID` text, + `iTimesPlayed` int(11) DEFAULT NULL, + `iStartOffset` int(11) DEFAULT NULL, + `iEndOffset` int(11) DEFAULT NULL, + `idThumb` int(11) DEFAULT NULL, + `lastplayed` varchar(20) DEFAULT NULL, + `rating` char(1) DEFAULT '0', + `comment` text, + `mood` text, + PRIMARY KEY (`idSong`), + UNIQUE KEY `idxSong7` (`idAlbum`,`strMusicBrainzTrackID`(36)), + KEY `idxSong` (`strTitle`(255)), + KEY `idxSong1` (`iTimesPlayed`), + KEY `idxSong2` (`lastplayed`), + KEY `idxSong3` (`idAlbum`), + KEY `idxSong6` (`idPath`,`strFileName`(255)) +) DEFAULT CHARSET=utf8; + +INSERT INTO `t1` VALUES (1,1,1,'strArtists1','strGenres1','strTitle1',1,100,2000,NULL,'strFileName1','strMusicBrainzTrackID1',0,0,0,NULL,NULL,'0','',''),(2,2,2,'strArtists2','strGenres2','strTitle2',2,200,2001,NULL,'strFileName2','strMusicBrainzTrackID2',0,0,0,NULL,NULL,'0','',''); + +CREATE TABLE `t2` ( + `idAlbum` int(11) NOT NULL AUTO_INCREMENT, + `strAlbum` varchar(256) DEFAULT NULL, + `strMusicBrainzAlbumID` text, + `strArtists` text, + `strGenres` text, + `iYear` int(11) DEFAULT NULL, + `idThumb` int(11) DEFAULT NULL, + `bCompilation` int(11) NOT NULL DEFAULT '0', + `strMoods` text, + `strStyles` text, + `strThemes` text, + `strReview` text, + `strImage` text, + `strLabel` text, + `strType` text, + `iRating` int(11) DEFAULT NULL, + `lastScraped` varchar(20) DEFAULT NULL, + `dateAdded` varchar(20) DEFAULT NULL, + `strReleaseType` text, + PRIMARY KEY (`idAlbum`), + UNIQUE KEY `idxAlbum_2` (`strMusicBrainzAlbumID`(36)), + KEY `idxAlbum` (`strAlbum`(255)), + KEY `idxAlbum_1` (`bCompilation`) +) DEFAULT CHARSET=utf8; + +INSERT INTO `t2` VALUES (1,'strAlbum1','strMusicBrainzAlbumID1','strArtists1','strGenres1',2000,NULL,0,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'album'); + +CREATE TABLE `t3` ( + `idArtist` int(11) DEFAULT NULL, + `idAlbum` int(11) DEFAULT NULL, + `strJoinPhrase` text, + `boolFeatured` int(11) DEFAULT NULL, + `iOrder` int(11) DEFAULT NULL, + `strArtist` text, + UNIQUE KEY `idxAlbumArtist_1` (`idAlbum`,`idArtist`), + UNIQUE KEY `idxAlbumArtist_2` (`idArtist`,`idAlbum`), + KEY `idxAlbumArtist_3` (`boolFeatured`) +) DEFAULT CHARSET=utf8; + +INSERT INTO `t3` VALUES (1,1,'',0,0,'strArtist1'); + +CREATE TABLE `t4` ( + `idArtist` int(11) NOT NULL AUTO_INCREMENT, + `strArtist` varchar(256) DEFAULT NULL, + `strMusicBrainzArtistID` text, + `strBorn` text, + `strFormed` text, + `strGenres` text, + `strMoods` text, + `strStyles` text, + `strInstruments` text, + `strBiography` text, + `strDied` text, + `strDisbanded` text, + `strYearsActive` text, + `strImage` text, + `strFanart` text, + `lastScraped` varchar(20) DEFAULT NULL, + `dateAdded` varchar(20) DEFAULT NULL, + PRIMARY KEY (`idArtist`), + UNIQUE KEY `idxArtist1` (`strMusicBrainzArtistID`(36)), + KEY `idxArtist` (`strArtist`(255)) +) DEFAULT CHARSET=utf8; + +INSERT INTO `t4` VALUES (1,'strArtist1','strMusicBrainzArtistID',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL); + +CREATE VIEW `v1` AS select `t2`.`idAlbum` AS `idAlbum`,`t2`.`strAlbum` AS `strAlbum`,`t2`.`strMusicBrainzAlbumID` AS `strMusicBrainzAlbumID`,`t2`.`strArtists` AS `strArtists`,`t2`.`strGenres` AS `strGenres`,`t2`.`iYear` AS `iYear`,`t2`.`strMoods` AS `strMoods`,`t2`.`strStyles` AS `strStyles`,`t2`.`strThemes` AS `strThemes`,`t2`.`strReview` AS `strReview`,`t2`.`strLabel` AS `strLabel`,`t2`.`strType` AS `strType`,`t2`.`strImage` AS `strImage`,`t2`.`iRating` AS `iRating`,`t2`.`bCompilation` AS `bCompilation`,(select min(`t1`.`iTimesPlayed`) from `t1` where (`t1`.`idAlbum` = `t2`.`idAlbum`)) AS `iTimesPlayed`,`t2`.`strReleaseType` AS `strReleaseType` from `t2`; + +CREATE VIEW `v2` AS select `t3`.`idAlbum` AS `idAlbum`,`t3`.`idArtist` AS `idArtist`,`t4`.`strArtist` AS `strArtist`,`t4`.`strMusicBrainzArtistID` AS `strMusicBrainzArtistID`,`t3`.`boolFeatured` AS `boolFeatured`,`t3`.`strJoinPhrase` AS `strJoinPhrase`,`t3`.`iOrder` AS `iOrder` from (`t3` join `t4` on((`t3`.`idArtist` = `t4`.`idArtist`))); + +SELECT v1.*,v2.* FROM v1 LEFT JOIN v2 ON v1.idAlbum = v2.idAlbum WHERE v1.idAlbum = 1 ORDER BY v2.iOrder; + +drop view v1,v2; +drop table t1,t2,t3,t4; + +--echo # +--echo # MDEV-8913: Derived queries with same column names as final +--echo # projection causes issues when using Order By +--echo # +create table t1 (field int); +insert into t1 values (10),(5),(3),(8),(20); + +SELECT sq.f2 AS f1, sq.f1 AS f2 +FROM ( SELECT field AS f1, 1 AS f2 FROM t1) AS sq +ORDER BY sq.f1; + +create view v1 as SELECT field AS f1, 1 AS f2 FROM t1; + +SELECT sq.f2 AS f1, sq.f1 AS f2 +FROM v1 AS sq +ORDER BY sq.f1; + +drop view v1; + +create table t2 SELECT field AS f1, 1 AS f2 FROM t1; + +SELECT + sq.f2 AS f1, + sq.f1 AS f2 +FROM t2 AS sq +ORDER BY sq.f1; + +drop table t1, t2; + +--error ER_BAD_FIELD_ERROR +SELECT 1 FROM (SELECT 1 as a) AS b HAVING (SELECT `SOME_GARBAGE`.b.a)=1; + + +--echo # +--echo # MDEV-10035: DBUG_ASSERT on CREATE VIEW v1 AS SELECT * FROM t1 +--echo # FOR UPDATE +--echo # + +CREATE TABLE t1 (a INT); +insert into t1 values (1),(2); + +CREATE VIEW v1 AS SELECT * FROM t1 FOR UPDATE; +SHOW CREATE VIEW v1; +select * from v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT * FROM t1 LOCK IN SHARE MODE; +SHOW CREATE VIEW v1; +select * from v1; +DROP VIEW v1; + +DROP TABLE t1; + +--echo # +--echo # MDEV-8642: WHERE Clause not applied on View - Empty result set returned +--echo # + +CREATE TABLE `t1` ( + `id` int(20) NOT NULL AUTO_INCREMENT, + `use_case` int(11) DEFAULT NULL, + `current_deadline` date DEFAULT NULL, + `ts_create` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, + PRIMARY KEY (`id`), + UNIQUE KEY `id_UNIQUE` (`id`) +) ENGINE=MyISAM AUTO_INCREMENT=13976 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,10,'2015-12-18','2015-08-18 08:38:16'); +INSERT INTO `t1` VALUES (2,20,'2015-10-18','2015-08-18 08:43:30'); +CREATE VIEW v1 AS SELECT + use_case as use_case_id, + ( + SELECT + deadline_sub.current_deadline + FROM + t1 deadline_sub + WHERE + deadline_sub.use_case = use_case_id + AND ts_create = (SELECT + MIN(ts_create) + FROM + t1 startdate_sub + WHERE + startdate_sub.use_case = use_case_id + ) + ) AS InitialDeadline +FROM + t1; + +SELECT * FROM v1 where use_case_id = 10; + +drop view v1; +drop table t1; + +--echo # +--echo # MDEV-12666: CURRENT_ROLE() and DATABASE() does not work in a view +--echo # +--echo # DATABASE() fails only when the initial view creation features a NULL +--echo # default database. +--echo # +--echo # CREATE, USE and DROP database so that we have no "default" database. +--echo # +CREATE DATABASE temporary; +USE temporary; +DROP DATABASE temporary; +SELECT DATABASE(); + +CREATE VIEW test.v_no_db AS SELECT DATABASE() = 'temporary_two'; +SHOW CREATE VIEW test.v_no_db; +PREPARE prepared_no_database FROM "SELECT DATABASE() = 'temporary_two'"; + +--echo # +--echo # All statements should return NULL +--echo # +EXECUTE prepared_no_database; +SELECT DATABASE() = 'temporary_two'; +SELECT * FROM test.v_no_db; + +CREATE DATABASE temporary_two; +USE temporary_two; +CREATE VIEW test.v_with_db AS SELECT DATABASE() = 'temporary_two'; +PREPARE prepared_with_database FROM "SELECT DATABASE() = 'temporary_two'"; + +--echo # +--echo # All statements should return 1; +--echo # +SELECT DATABASE() = 'temporary_two'; +SELECT * FROM test.v_no_db; +SELECT * FROM test.v_with_db; +EXECUTE prepared_with_database; + +--echo # +--echo # Prepared statements maintain default database to be the same +--echo # during on creation so this should return NULL still. +--echo # See MySQL bug #25843 +--echo # +EXECUTE prepared_no_database; + +DROP DATABASE temporary_two; +DROP VIEW test.v_no_db; +DROP VIEW test.v_with_db; +USE test; + +--echo # ----------------------------------------------------------------- +--echo # -- End of 10.0 tests. +--echo # ----------------------------------------------------------------- +SET optimizer_switch=@save_optimizer_switch; + +--echo # +--echo # Start of 10.1 tests +--echo # + +--echo # +--echo # MDEV-8747 Wrong result for SELECT..WHERE derived_table_column='a' AND derived_table_column<>_latin1'A' COLLATE latin1_bin +--echo # +CREATE TABLE t1 (a varchar(10) character set cp1251 collate cp1251_ukrainian_ci, KEY (a)) ; +INSERT INTO t1 VALUES ('DD'), ('ZZ'), ('ZZ'), ('KK'), ('FF'), ('HH'),('MM'),('`1'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t1 WHERE a <> 0 AND a = ' 1'; +SELECT * FROM v1 WHERE a <> 0 AND a = ' 1'; +DROP VIEW v1; +DROP TABLE t1; + +CREATE TABLE t1 (a ENUM('5','6')); +INSERT INTO t1 VALUES ('5'),('6'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t1 WHERE a='5' AND a<2; +SELECT * FROM v1 WHERE a='5' AND a<2; +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # MDEV-8749 Wrong result for SELECT..WHERE derived_table_enum_column='number' AND derived_table_enum_column OP number2 +--echo # +CREATE TABLE t1 (a varchar(10) character set cp1251 collate cp1251_ukrainian_ci, KEY (a)); +INSERT INTO t1 VALUES ('DD'), ('ZZ'), ('ZZ'), ('KK'), ('FF'), ('HH'),('MM'),('`1'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t1 WHERE a <> 0 AND a = ' 1'; +SELECT * FROM v1 WHERE a <> 0 AND a = ' 1'; +DROP VIEW v1; +DROP TABLE t1; + +CREATE TABLE t1 (a ENUM('5','6')); +INSERT INTO t1 VALUES ('5'),('6'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t1 WHERE a='5' AND a<2; +SELECT * FROM v1 WHERE a='5' AND a<2; +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # MDEV-8742 Wrong result for SELECT..WHERE view_latin1_swedish_ci_field='a' COLLATE latin1_bin +--echo # +CREATE TABLE t1 (a VARCHAR(10) CHARACTER SET latin1); +INSERT INTO t1 VALUES ('a'),('A'); +CREATE VIEW v1 AS SELECT * FROM t1 WHERE a='a'; +SELECT * FROM v1 WHERE a=_latin1'a' COLLATE latin1_bin; +DROP VIEW v1; +DROP TABLE t1; + +--echo # +--echo # MDEV-9701: CREATE VIEW with GROUP BY or ORDER BY and constant +--echo # produces invalid definition +--echo # +CREATE TABLE t1 ( i INT ); +INSERT INTO t1 VALUES (1),(2); + +CREATE VIEW v1 AS +SELECT 3 AS three, COUNT(*) FROM t1 GROUP BY three; + +show create view v1; + +SELECT * FROM v1; + +drop view v1; +drop table t1; + +--echo # +--echo # MDEV-12819: order by ordering expression changed to empty string +--echo # when creatin view with union +--echo # + +create table t1 (t1col1 int, t1col2 int,t1col3 int ); +create table t2 (t2col1 int, t2col2 int, t2col3 int); + +create view v1 as +select t1col1,t1col2,t1col3 from t1 +union all +select t2col1,t2col2,t2col3 from t2 +order by 2,3; + +show create view v1; + +select * from v1; + +drop view v1; +drop table t1,t2; + +--echo # +--echo # End of 10.1 tests +--echo # + +--echo # +--echo # Start of 10.2 tests +--echo # + +--echo # Checking that SHOW CREATE VIEW preserve parentheses + +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (10),(20),(30); + +CREATE VIEW v1 AS SELECT 1 AS a UNION SELECT a FROM t1; +SHOW CREATE VIEW v1; +SELECT * FROM v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT 1 AS a UNION SELECT a FROM t1 LIMIT 1; +SHOW CREATE VIEW v1; +SELECT * FROM v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT 1 AS a UNION (SELECT a FROM t1); +SHOW CREATE VIEW v1; +SELECT * FROM v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT 1 AS a UNION (SELECT a FROM t1 LIMIT 1); +SHOW CREATE VIEW v1; +SELECT * FROM v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT 1 AS a UNION (SELECT a FROM t1) LIMIT 1; +SHOW CREATE VIEW v1; +SELECT * FROM v1; +DROP VIEW v1; + +DROP TABLE t1; + + +--echo # +--echo # MDEV-9408 CREATE TABLE SELECT MAX(int_column) creates different columns for table vs view +--echo # +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; +CREATE TABLE t2 AS +SELECT code, COUNT(DISTINCT country), MAX(id) FROM t1 GROUP BY code ORDER BY MAX(id); +SHOW CREATE TABLE t2; +CREATE TABLE t3 AS +SELECT code, COUNT(DISTINCT country), MAX(id) FROM v1 GROUP BY code ORDER BY MAX(id); +SHOW CREATE TABLE t3; +DROP VIEW v1; +DROP TABLE t1,t2,t3; + +--echo # +--echo # MDEV-3944: Allow derived tables in VIEWS +--echo # +create table t1 (s1 int); +insert into t1 values (1),(2),(3); + +CREATE VIEW v1 AS SELECT * FROM (SELECT s1 FROM t1 WHERE s1>1) AS x; +CREATE VIEW v2 AS SELECT * FROM (SELECT s1 FROM t1 WHERE s1<3) AS x; + +--sorted_result +select * from v1; +--sorted_result +select * from v2; +--sorted_result +select * from v1 natural join v2; +--sorted_result +select * from v1 natural join t1; +--sorted_result +select * from v1 natural join (SELECT s1 FROM t1 WHERE s1<3) as x; +--sorted_result +select * from v1 left join v2 on (v1.s1=v2.s1); +--sorted_result +select * from v1 left join t1 on (v1.s1=t1.s1); +--sorted_result +select * from t1 left join v2 on (t1.s1=v2.s1); +--sorted_result +select * from v1 left join (SELECT s1 FROM t1 WHERE s1<3) as x on (v1.s1=x.s1); +--sorted_result +select * from (SELECT s1 FROM t1 WHERE s1>1) AS x left join v2 on (x.s1=v2.s1); + +drop view v1,v2; + +CREATE VIEW v1 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +< 100) as xx WHERE s1>1) AS x; +CREATE VIEW v2 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +> -100) as xx WHERE s1<3) AS x; +insert into t1 values (200),(-200); +--sorted_result +select * from t1; +--sorted_result +select * from v1; +--sorted_result +select * from v2; +--sorted_result +select * from v1 natural join v2; +--sorted_result +select * from v1 natural join t1; +--sorted_result +select * from v1 natural join (SELECT s1 FROM t1 WHERE s1<3) as x; +--sorted_result +select * from v1 left join v2 on (v1.s1=v2.s1); +--sorted_result +select * from v1 left join t1 on (v1.s1=t1.s1); +--sorted_result +select * from t1 left join v2 on (t1.s1=v2.s1); +--sorted_result +select * from v1 left join (SELECT s1 FROM t1 WHERE s1<3) as x on (v1.s1=x.s1); +--sorted_result +select * from (SELECT s1 FROM t1 WHERE s1>1) AS x left join v2 on (x.s1=v2.s1); + +drop view v1,v2; + +CREATE algorithm=temptable VIEW v1 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +< 100) as xx WHERE s1>1) AS x; +CREATE algorithm=temptable VIEW v2 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +> -100) as xx WHERE s1<3) AS x; +--sorted_result +select * from t1; +--sorted_result +select * from v1; +--sorted_result +select * from v2; +--sorted_result +select * from v1 natural join v2; +--sorted_result +select * from v1 natural join t1; +--sorted_result +select * from v1 natural join (SELECT s1 FROM t1 WHERE s1<3) as x; +--sorted_result +select * from v1 left join v2 on (v1.s1=v2.s1); +--sorted_result +select * from v1 left join t1 on (v1.s1=t1.s1); +--sorted_result +select * from t1 left join v2 on (t1.s1=v2.s1); +--sorted_result +select * from v1 left join (SELECT s1 FROM t1 WHERE s1<3) as x on (v1.s1=x.s1); +--sorted_result +select * from (SELECT s1 FROM t1 WHERE s1>1) AS x left join v2 on (x.s1=v2.s1); + +drop view v1,v2; + +CREATE VIEW v1 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +< 100) as xx WHERE s1>1) AS x; + +--error ER_NON_INSERTABLE_TABLE +insert into v1 values (-300); +--error ER_NON_UPDATABLE_TABLE +update v1 set s1=s1+1; + +drop view v1; + +CREATE VIEW v1 AS SELECT s1,s2 FROM (SELECT s1 as s2 FROM t1 WHERE s1 < +100) x, t1 WHERE t1.s1=x.s2; +select * from v1; + +insert into v1 (s1) values (-300); +update v1 set s1=s1+1; +select * from v1; +select * from t1; +--error ER_NON_INSERTABLE_TABLE +insert into v1(s2) values (-300); +--error ER_NON_UPDATABLE_TABLE +update v1 set s2=s2+1; + +drop view v1; + +CREATE VIEW v1 AS SELECT * FROM (SELECT s1 FROM t1 WHERE s1 +< 100) AS x; + +--error ER_NON_INSERTABLE_TABLE +insert into v1 values (-300); +--error ER_NON_UPDATABLE_TABLE +update v1 set s1=s1+1; + +drop view v1; + +CREATE VIEW v1 AS SELECT * FROM (SELECT s1 FROM (SELECT s1 FROM t1 WHERE s1 +< 100) as xx WHERE s1>1) AS x; + +--error ER_NON_INSERTABLE_TABLE +insert into v1 values (-300); +--error ER_NON_UPDATABLE_TABLE +update v1 set s1=s1+1; + +create view v2 as select * from v1; + +--error ER_NON_INSERTABLE_TABLE +insert into v2 values (-300); +--error ER_NON_UPDATABLE_TABLE +update v2 set s1=s1+1; + +drop view v1, v2; +drop table t1; + +--echo # +--echo # MDEV-9671:Wrong result upon select from a view with a FROM subquery +--echo # +CREATE TABLE t1 (i INT); +INSERT INTO t1 VALUES (3),(2); + +CREATE TABLE t2 (j INT); +INSERT INTO t2 VALUES (8),(3),(3); + +CREATE TABLE t3 (k INT); +INSERT INTO t3 VALUES (1),(8); + +CREATE VIEW v1 AS SELECT * FROM t1 LEFT JOIN ( SELECT t2.* FROM t2 INNER JOIN t3 ON ( k = j ) ) AS alias1 ON ( i = j ); + +show create view v1; + +SELECT * FROM t1 LEFT JOIN ( SELECT t2.* FROM t2 INNER JOIN t3 ON ( k = j ) ) AS alias1 ON ( i = j ); + +SELECT * FROM v1; + +DROP VIEW v1; +DROP TABLE t1, t2, t3; + +--echo # +--echo # MDEV-10035: DBUG_ASSERT on CREATE VIEW v1 AS SELECT * FROM t1 +--echo # FOR UPDATE +--echo # + +CREATE TABLE t1 (a INT); +insert into t1 values (1),(2); + +CREATE VIEW v1 AS SELECT * FROM t1 FOR UPDATE; +SHOW CREATE VIEW v1; +select * from v1; +DROP VIEW v1; + +CREATE VIEW v1 AS SELECT * FROM t1 LOCK IN SHARE MODE; +SHOW CREATE VIEW v1; +select * from v1; +DROP VIEW v1; + +DROP TABLE t1; + +--echo # +--echo # MDEV-10724:Assertion `vcol_table == 0 || vcol_table == table' +--echo # failed in fill_record(THD*, TABLE*, List<Item>&, List<Item>&, +--echo # bool, bool) +--echo # + +CREATE TABLE t1 (f1 INT); +CREATE TABLE t2 (f2 INT); +CREATE TABLE t3 (f3 INT); + +CREATE ALGORITHM = MERGE VIEW v AS SELECT f1, f3 FROM t1, +( SELECT f3 FROM t2, t3 ) AS sq; + +--error ER_VIEW_MULTIUPDATE +INSERT INTO v (f1, f3) VALUES (1,1), (2,2); + +drop view v; +drop tables t1,t2,t3; + +# +# MDEV-11784 View is created with invalid definition which causes ERROR 1241 (21000): Operand should contain 1 column(s) +# +create table t1 (i int, j int); +insert t1 values (1,1),(2,2); +create view v1 as select (2, 3) not in (select i, j from t1); +select * from v1; +show create view v1; +drop view v1; +drop table t1; + +--echo # +--echo # MDEV-10704: Assertion `field->field->table == table_arg' +--echo # failed in fill_record(THD*, TABLE*, List<Item>&, List<Item>&, +--echo # bool, bool) +--echo # + +CREATE TABLE t1 (i INT); +CREATE TABLE t2 (j INT); +CREATE TABLE t3 (k INT); + +CREATE ALGORITHM = MERGE VIEW v AS SELECT j AS f1, k AS f2 FROM ( SELECT j FROM t1, t2 ) sq, t3; +--error ER_VIEW_MULTIUPDATE +REPLACE INTO v (f1,f2) VALUES (1,1); + +drop view v; +drop table t1,t2,t3; + + +--echo # +--echo # MDEV-12379: Server crashes in TABLE_LIST::is_with_table on +--echo # SHOW CREATE VIEW +--echo # + +CREATE TABLE t (i INT); +CREATE VIEW v AS SELECT * FROM ( SELECT * FROM t ) sq; +DROP TABLE IF EXISTS t; +SHOW CREATE VIEW v; +DROP VIEW v; + +--echo # +--echo # MDEV-13439: Database permissions are not enough to run a subquery +--echo # with GROUP BY within a view +--echo # + +create database test_db; +use test_db; +create table t (i int); + +create user foo@localhost; +grant all on test_db.* to foo@localhost; + +--connect (con1,localhost,foo,,) + +use test_db; +create view v as select * from (select i from t group by i) sq; +select * from v; + +# Cleanup +--disconnect con1 +--connection default +use test; +drop database test_db; +drop user foo@localhost; + +--echo # +--echo # MDEV-13523: Group By in a View, called within a Stored Routine +--echo # causes Error Code 1356 when a non-root user runs the routine for +--echo # a second time +--echo # + +CREATE DATABASE bugTest; +USE bugTest; + +CREATE TABLE `procViewTable` (`id` int(10), `someText` varchar(50) NOT NULL); +insert into `procViewTable` values (1,'Test'), (2,'Test 2'); + +CREATE USER 'procView'@'%'; +GRANT ALL PRIVILEGES ON `bugTest`.* TO 'procView'@'%'; + +CREATE DEFINER=`procView`@`%` VIEW `procViewSimple` AS ( + select * from ( + select `id` from `bugTest`.`procViewTable` + ) `innerQuery` + group by `innerQuery`.`id` +); + +--connect (con1,localhost,procView,,) +use bugTest; + +prepare stmt from "SELECT * FROM procViewSimple"; +execute stmt; +execute stmt; + +# Cleanup +--disconnect con1 +--connection default +drop user procView; +drop view procViewSimple; +drop table procViewTable; +use test; +drop database bugTest; + +--echo # +--echo # MDEV-13436: PREPARE doesn't work as expected & throws errors but +--echo # MySQL is working fine +--echo # + +create table t1 (a int); +insert into t1 values (1),(2); +SET @sql_query = " + CREATE VIEW v1 AS + SELECT * FROM ( + SELECT CASE WHEN 1 IN (SELECT a from t1 where a < 2) THEN TRUE END AS testcase + ) testalias +"; +PREPARE stmt FROM @sql_query; +EXECUTE stmt; +DEALLOCATE PREPARE stmt; +show create view v1; +SELECT * FROM v1; +drop view v1; +drop table t1; + +--echo # +--echo # End of 10.2 tests +--echo # + + +--echo # +--echo # Start of 10.3 tests +--echo # + +--echo # +--echo # MDEV-13197 Parser refactoring for CREATE VIEW,TRIGGER,SP,UDF,EVENT +--echo # + +--error ER_PARSE_ERROR +ALTER VIEW IF NOT EXISTS v1 AS SELECT 1; + +--echo # +--echo # End of 10.3 tests +--echo # |