mariadb/mysql-test/main/view.test

--source include/have_partition.inc
# Save the initial number of concurrent sessions.
--source include/count_sessions.inc
--source include/default_optimizer_switch.inc
--source include/have_innodb.inc

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_UNKNOWN_VIEW
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 where table_schema <> 'sys';
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_EXISTS
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;
insert into v2 values ((select max(col1) from v1));
insert into t1 values ((select max(col1) from v1));
insert into v2 values ((select max(col1) from v1));
insert into v2 values ((select max(col1) from t1));
insert into t1 values ((select max(col1) from t1));
insert into v2 values ((select max(col1) from t1));
insert into v2 values ((select max(col1) from v2));
insert into t1 values ((select max(col1) from v2));
insert into v2 values ((select max(col1) from v2));
insert into v3 (col1) values ((select max(col1) from v1));
insert into v3 (col1) values ((select max(col1) from t1));
insert into v3 (col1) values ((select max(col1) from v2));
# check with TZ tables in list
--error ER_WARN_DATA_OUT_OF_RANGE
insert into v3 (col1) values ((select CONVERT_TZ('20050101000000','UTC','MET') from v2 LIMIT 1));
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);
select * from t1;
insert into v4 values (30);
select * from t1;
create view v5 as select * from v2 where s1 < (select min(s1) from t1) WITH CHECK OPTION;
--echo # can't insert only less then minimum
--error ER_VIEW_CHECK_FAILED
insert into v5 values (40);
--echo # allow insert the new minimum
insert into v5 values (10);
--echo # always emply view (can't be something less than minimum)
select * from v5;
select * from t1;
drop view v5, 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;

#
# 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;
--disable_cursor_protocol
select * from (select f1 as f2, f1 as f3 from v1) v where v.f2='a';
--enable_cursor_protocol
--disable_ps_protocol
show status like "Created_tmp%";
--enable_ps_protocol
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;
--disable_cursor_protocol
--disable_ps2_protocol
select * from (select f1 as f2, f1 as f3 from v1) v where v.f2='a';
--enable_ps2_protocol
--enable_cursor_protocol
--disable_ps_protocol
show status like "Created_tmp%";
--enable_ps_protocol
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 //;
--enable_prepare_warnings
CREATE FUNCTION f1() RETURNS INTEGER
BEGIN
  DECLARE retn INTEGER;
  SELECT Meaning FROM v1 INTO retn;
  RETURN retn;
END
//
DELIMITER ;//
--disable_prepare_warnings
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
#

--disable_ps_protocol
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 ;//
--enable_ps_protocol


#
# 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 //;
--enable_prepare_warnings
create function f1() returns int
begin
  declare mx int;
  select max(a) from t1 into mx;
  return mx;
end//
delimiter ;//
--disable_prepare_warnings
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_UNKNOWN_VIEW
DROP VIEW t1,v1;
show warnings;
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@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYsome_user_name@1234567890abcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTYabcdefghij1234567890abcdefghij1234567890abcdefghijQWERTY
  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;
--enable_prepare_warnings
explain extended select * from v1 order by f1;
--disable_prepare_warnings
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;

--disable_cursor_protocol
--enable_prepare_warnings
eval $query;
--error ER_PARSE_ERROR
eval CREATE VIEW v1 AS $query;
--echo # Previously the following would fail.
eval $query;
--disable_prepare_warnings
--enable_cursor_protocol

#
# 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_EXISTS
SELECT * FROM v1 USE KEY(non_existant);
--error ER_KEY_DOES_NOT_EXISTS
SELECT * FROM v1 FORCE KEY(non_existant);
--error ER_KEY_DOES_NOT_EXISTS
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_EXISTS
SELECT * FROM v1 USE INDEX (PRIMARY) WHERE c1=2;
--error ER_KEY_DOES_NOT_EXISTS
SELECT * FROM v1 FORCE INDEX (PRIMARY) WHERE c1=2;
--error ER_KEY_DOES_NOT_EXISTS
SELECT * FROM v1 IGNORE INDEX (PRIMARY) WHERE c1=2;
--error ER_KEY_DOES_NOT_EXISTS
SELECT * FROM v1 USE INDEX (c2) WHERE c2=2;
--error ER_KEY_DOES_NOT_EXISTS
SELECT * FROM v1 FORCE INDEX (c2) WHERE c2=2;
--error ER_KEY_DOES_NOT_EXISTS
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 order by 1;
REPLACE INTO v2(a) SELECT 3 FROM t1,t1 AS c;
SELECT * FROM v2 order by 1;
INSERT INTO v2(a) SELECT 1 FROM t1,t1 AS c
ON DUPLICATE KEY UPDATE `v2`.`a`= 1;
SELECT * FROM v2 order by 1;

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 //;
--enable_prepare_warnings
CREATE FUNCTION f1() RETURNS INT
BEGIN
  SELECT a FROM v2 INTO @a;
  RETURN @a;
END//
--disable_prepare_warnings
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;

enable_prepare_warnings;
SHOW CREATE VIEW v1;
disable_prepare_warnings;

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 #

--disable_ps2_protocol
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);

--disable_cursor_protocol
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;
--enable_cursor_protocol

DROP TABLE t1, t2;
--enable_ps2_protocol

--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'),
  ('AA'), ('DD'), ('CC'), ('GG');

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;
--enable_prepare_warnings
EXPLAIN EXTENDED SELECT * FROM v2 AS a1, v2 AS a2;
--disable_prepare_warnings

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
--disable_ps2_protocol
SELECT RELEASE_LOCK('blocker');
--enable_ps2_protocol

connection con3;
--disable_ps2_protocol
SELECT GET_LOCK('blocker', 100);
--enable_ps2_protocol

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
--disable_ps2_protocol
SELECT RELEASE_LOCK('blocker');
--enable_ps2_protocol

connection default;
--echo # Reaping: CALL p1()
--disable_result_log
--reap
--enable_result_log
--disable_ps2_protocol
SELECT RELEASE_LOCK('blocker');
--enable_ps2_protocol

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;

CREATE TABLE IF NOT EXISTS t0 (f0 INT);
CREATE TABLE IF NOT EXISTS t1 (f1 INT);
CREATE TABLE IF NOT EXISTS t2 (f2 INT);
CREATE TABLE IF NOT EXISTS t3 (f3 INT);
CREATE TABLE IF NOT EXISTS t4 (f4 INT);
CREATE TABLE IF NOT EXISTS t5 (f5 INT);
CREATE TABLE IF NOT EXISTS t6 (f6 INT);
CREATE TABLE IF NOT EXISTS t7 (f7 INT);
CREATE TABLE IF NOT EXISTS t8 (f8 INT);
CREATE TABLE IF NOT EXISTS t9 (f9 INT);
CREATE TABLE IF NOT EXISTS t10 (f10 INT);
CREATE TABLE IF NOT EXISTS t11 (f11 INT);
CREATE TABLE IF NOT EXISTS t12 (f12 INT);
CREATE TABLE IF NOT EXISTS t13 (f13 INT);
CREATE TABLE IF NOT EXISTS t14 (f14 INT);
CREATE TABLE IF NOT EXISTS t15 (f15 INT);
CREATE TABLE IF NOT EXISTS t16 (f16 INT);
CREATE TABLE IF NOT EXISTS t17 (f17 INT);
CREATE TABLE IF NOT EXISTS t18 (f18 INT);
CREATE TABLE IF NOT EXISTS t19 (f19 INT);
CREATE TABLE IF NOT EXISTS t20 (f20 INT);
CREATE TABLE IF NOT EXISTS t21 (f21 INT);
CREATE TABLE IF NOT EXISTS t22 (f22 INT);
CREATE TABLE IF NOT EXISTS t23 (f23 INT);
CREATE TABLE IF NOT EXISTS t24 (f24 INT);
CREATE TABLE IF NOT EXISTS t25 (f25 INT);
CREATE TABLE IF NOT EXISTS t26 (f26 INT);
CREATE TABLE IF NOT EXISTS t27 (f27 INT);
CREATE TABLE IF NOT EXISTS t28 (f28 INT);
CREATE TABLE IF NOT EXISTS t29 (f29 INT);
CREATE TABLE IF NOT EXISTS t30 (f30 INT);
CREATE TABLE IF NOT EXISTS t31 (f31 INT);
CREATE TABLE IF NOT EXISTS t32 (f32 INT);
CREATE TABLE IF NOT EXISTS t33 (f33 INT);
CREATE TABLE IF NOT EXISTS t34 (f34 INT);
CREATE TABLE IF NOT EXISTS t35 (f35 INT);
CREATE TABLE IF NOT EXISTS t36 (f36 INT);
CREATE TABLE IF NOT EXISTS t37 (f37 INT);
CREATE TABLE IF NOT EXISTS t38 (f38 INT);
CREATE TABLE IF NOT EXISTS t39 (f39 INT);
CREATE TABLE IF NOT EXISTS t40 (f40 INT);
CREATE TABLE IF NOT EXISTS t41 (f41 INT);
CREATE TABLE IF NOT EXISTS t42 (f42 INT);
CREATE TABLE IF NOT EXISTS t43 (f43 INT);
CREATE TABLE IF NOT EXISTS t44 (f44 INT);
CREATE TABLE IF NOT EXISTS t45 (f45 INT);
CREATE TABLE IF NOT EXISTS t46 (f46 INT);
CREATE TABLE IF NOT EXISTS t47 (f47 INT);
CREATE TABLE IF NOT EXISTS t48 (f48 INT);
CREATE TABLE IF NOT EXISTS t49 (f49 INT);
CREATE TABLE IF NOT EXISTS t50 (f50 INT);
CREATE TABLE IF NOT EXISTS t51 (f51 INT);
CREATE TABLE IF NOT EXISTS t52 (f52 INT);
CREATE TABLE IF NOT EXISTS t53 (f53 INT);
CREATE TABLE IF NOT EXISTS t54 (f54 INT);
CREATE TABLE IF NOT EXISTS t55 (f55 INT);
CREATE TABLE IF NOT EXISTS t56 (f56 INT);
CREATE TABLE IF NOT EXISTS t57 (f57 INT);
CREATE TABLE IF NOT EXISTS t58 (f58 INT);
CREATE TABLE IF NOT EXISTS t59 (f59 INT);
CREATE TABLE IF NOT EXISTS t60 (f60 INT);
CREATE OR REPLACE VIEW v60 AS SELECT * FROM t60;

EXPLAIN
 SELECT t0.*
FROM t0
JOIN t1
    ON t1.f1 = t0.f0
LEFT JOIN t2
    ON t0.f0 = t2.f2
LEFT JOIN t3
    ON t0.f0 = t3.f3
LEFT JOIN t4
    ON t0.f0 = t4.f4
LEFT JOIN t5
    ON t4.f4 = t5.f5
LEFT JOIN t6
    ON t0.f0 = t6.f6
LEFT JOIN t7
    ON t0.f0 = t7.f7
LEFT JOIN t8
    ON t0.f0 = t8.f8
LEFT JOIN t9
    ON t0.f0 = t9.f9
LEFT JOIN t10
    ON t0.f0 = t10.f10
LEFT JOIN t11
    ON t0.f0 = t11.f11
LEFT JOIN t12
    ON t0.f0 = t12.f12
LEFT JOIN t13
    ON t0.f0 = t13.f13
LEFT JOIN t14
    ON t0.f0 = t14.f14
LEFT JOIN t15
    ON t0.f0 = t15.f15
LEFT JOIN t16
    ON t0.f0 = t16.f16
LEFT JOIN t17
    ON t0.f0 = t17.f17
LEFT JOIN t18
    ON t0.f0 = t18.f18
LEFT JOIN t19
    ON t18.f18 = t19.f19
LEFT JOIN t20
    ON t20.f20 = t19.f19
LEFT JOIN t21
    ON t20.f20 = t21.f21
LEFT JOIN t22
    ON t19.f19 = t22.f22
LEFT JOIN t23
    ON t23.f23 = t0.f0
LEFT JOIN t24
    ON t24.f24 = t23.f23
LEFT JOIN t25
    ON t0.f0 = t25.f25
LEFT JOIN t26
    ON t26.f26 = t0.f0
LEFT JOIN t27
    ON t27.f27 = t0.f0
LEFT JOIN t28
    ON t0.f0 = t28.f28
LEFT JOIN t29
    ON t0.f0 = t29.f29
LEFT JOIN t30
    ON t30.f30 = t0.f0
LEFT JOIN t31
    ON t0.f0 = t31.f31
LEFT JOIN t32
    ON t32.f32 = t31.f31
LEFT JOIN t33
    ON t33.f33 = t0.f0
LEFT JOIN t34
    ON t33.f33 = t34.f34
LEFT JOIN t35
    ON t33.f33 = t35.f35
LEFT JOIN t36
    ON t36.f36 = t0.f0
LEFT JOIN t37
    ON t32.f32 = t37.f37
LEFT JOIN t38
    ON t31.f31 = t38.f38
LEFT JOIN t39
    ON t39.f39 = t0.f0
LEFT JOIN t40
    ON t40.f40 = t39.f39
LEFT JOIN t41
    ON t41.f41 = t0.f0
LEFT JOIN t42
    ON t42.f42 = t41.f41
LEFT JOIN t43
    ON t43.f43 = t41.f41
LEFT JOIN t44
    ON t44.f44 = t0.f0
LEFT JOIN t45
    ON t45.f45 = t0.f0
LEFT JOIN t46
    ON t46.f46 = t0.f0
LEFT JOIN t47
    ON t47.f47 = t0.f0
LEFT JOIN t48
    ON t48.f48 = t0.f0
LEFT JOIN t49
    ON t0.f0 = t49.f49
LEFT JOIN t50
    ON t0.f0 = t50.f50
LEFT JOIN t51
    ON t0.f0 = t51.f51
LEFT JOIN t52
    ON t52.f52 = t0.f0
LEFT JOIN t53
    ON t53.f53 = t0.f0
LEFT JOIN t54
    ON t54.f54 = t0.f0
LEFT JOIN t55
    ON t55.f55 = t0.f0
LEFT JOIN t56
    ON t56.f56 = t0.f0
LEFT JOIN t57
    ON t57.f57 = t0.f0
LEFT JOIN t58
    ON t58.f58 = t57.f57
LEFT JOIN t59
    ON t36.f36 = t59.f59
LEFT JOIN v60
    ON t36.f36 = v60.f60
;
drop table t0, t1, t2, t3, t4, t5, t6, t7, t8, t9,
t10, t11, t12, t13, t14, t15, t16, t17, t18,
t19, t20, t21, t22, t23, t24, t25, t26, t27,
t28, t29, t30, t31, t32, t33, t34, t35, t36,
t37, t38, t39, t40, t41, t42, t43, t44, t45,
t46, t47, t48, t49, t50, t51, t52, t53, t54,
t55, t56, t57, t58, t59,t60;
drop view v60;

--echo #
--echo # MDEV-15572: view.test, server crash with --big-tables=1
--echo #

set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1 ( f1 int , f2 int , f3 int , f4 int);
CREATE TABLE t2 ( f1 int , f2 int , f3 int , f4 int);

CREATE VIEW v1 AS
	SELECT t2.f1, t1.f2, t2.f3, t2.f4 FROM (t1 JOIN t2);

--error ER_VIEW_MULTIUPDATE
REPLACE INTO v1 (f1, f2, f3, f4)
	SELECT f1, f2, f3, f4 FROM t1;

drop view v1;
drop table t1, t2;
set tmp_memory_table_size=default;

--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;

--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 # MDEV-18502: Server crash in find_field_in_tables upon 2nd execution of SP which causes ER_WRONG_GROUP_FIELD
--echo #

CREATE TABLE t1 (id INT, f VARCHAR(1));
CREATE VIEW v1 AS SELECT * FROM t1;
INSERT INTO t1 VALUES (1,'a'),(2,'b');
CREATE PROCEDURE sp() SELECT f AS f1, MAX(id) AS f2 FROM v1 GROUP BY f1, f2 ORDER BY f1;
--error ER_WRONG_GROUP_FIELD
CALL sp;
--error ER_WRONG_GROUP_FIELD
CALL sp;
DROP PROCEDURE sp;
DROP VIEW v1;
DROP TABLE t1;

--echo #
--echo # MDEV-24314: create view with derived table without default database
--echo #

create database dummy;
use dummy;
drop database dummy;

create database db1;
create table db1.t1 (a int);
insert into db1.t1 values (3),(7),(1);

create view db1.v1 as select * from (select * from db1.t1) t;
show create view db1.v1;
select * from db1.v1;
drop view db1.v1;

prepare stmt from "
create view db1.v1 as select * from (select * from db1.t1) t;
";
execute stmt;
deallocate prepare stmt;
show create view db1.v1;
select * from db1.v1;
drop view db1.v1;

drop table db1.t1;
drop database db1;

use test;

--echo #
--echo # MDEV-16940: update of multi-table view returning error used in SP
--echo #

CREATE TABLE t1 (a INT) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1), (2);
CREATE TABLE t2 (b INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (2), (3);

CREATE VIEW v1 AS SELECT a, b FROM t1,t2;

CREATE PROCEDURE sp1() UPDATE v1 SET a = 8, b = 9;

--error ER_VIEW_MULTIUPDATE
CALL sp1;
--error ER_VIEW_MULTIUPDATE
CALL sp1;

DROP PROCEDURE sp1;
DROP VIEW v1;
DROP TABLE t1, t2;

--echo #
--echo # MDEV-23291: SUM column from a derived table returns invalid values
--echo #

#Enable ps2 protocol after fix MDEV-31175
--disable_ps2_protocol
CREATE TABLE t1(a INT, b INT);
INSERT INTO t1 VALUES (1,1), (2,2);

CREATE view v1 AS
SELECT a as x, (select x) as y, (select y) as z FROM t1;

SELECT sum(z) FROM (SELECT a as x, (select x) as y, (select y) as z FROM t1) q;
SELECT sum(z) FROM v1;

DROP TABLE t1;
DROP VIEW v1;
--enable_ps2_protocol

--echo #
--echo # MDEV-26299: Some views force server (and mysqldump) to generate
--echo # invalid SQL for their definitions
--echo #

create view v1 as
 select * from
  (select
  "12345678901234567890123456789012345678901234567890123456789012345") as t1;

let $definition=`select VIEW_DEFINITION from information_schema.views where TABLE_NAME="v1"`;

drop view v1;

eval CREATE VIEW v1 AS $definition;


drop view v1;

--echo #
--echo # MDEV-25631: view with outer reference in select used
--echo #             as argument of set function
--echo #

create table t1 (c int);
insert into t1 values (1);
create view v1 as select c from t1 where (select t1.c from t1 t) = 1;

select * from (select sum((select * from v1)) as r) dt;

with cte as (select c from t1 where (select t1.c from t1 t) = 1)
select * from (select sum((select * from cte)) as r) dt1
union
select * from (select sum((select * from cte)) as r) dt2;

drop view v1;
drop table t1;

--echo #
--echo # MDEV-17124: mariadb 10.1.34, views and prepared statements:
--echo # ERROR 1615 (HY000): Prepared statement needs to be re-prepared
--echo #

set @tdc= @@table_definition_cache, @tc= @@table_open_cache;
set global table_definition_cache= 400, table_open_cache= 400;

create table tt (a int, primary key(a)) engine=MyISAM;
create view v as select * from tt;
insert into tt values(1),(2),(3),(4);

prepare stmt from 'select * from tt';
--echo #fill table definition cache
--disable_query_log
--disable_result_log
create database db;
use db;
--let $tables=401
while ($tables)
{
  --eval create table t$tables (i int) engine=MyISAM
  --eval select * from t$tables
  --dec $tables
}

use test;

--enable_query_log
--enable_result_log
execute stmt;
prepare stmt from 'select * from v';
execute stmt;

# Cleanup
drop database db;
drop view v;
drop table tt;
set global table_definition_cache= @tdc, table_open_cache= @tc;

--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 # MDEV-18605: Loss of column aliases by using view and group
--echo #

CREATE TABLE t1 (id int, foo int);
CREATE VIEW v1 AS  SELECT id, IFNULL(foo,'') AS foo FROM t1;

INSERT INTO t1 (id, foo) VALUES (1,1),(2,2);

SELECT v.id, v.foo AS bar  FROM v1 v
  WHERE id = 2;

SELECT v.id, v.foo AS bar  FROM v1 v
  GROUP BY v.id;

SELECT v.id, v.foo AS bar  FROM v1 v
  WHERE id = 2
  GROUP BY v.id;

#Cleanup
Drop View v1;
Drop table t1;

--echo #
--echo # MDEV-24281: Execution of PREPARE from CREATE VIEW statement
--echo #

create table t1 (s1 int);
insert into t1 values (3), (7), (1);

prepare stmt from "
create view v1 as select 's1', s1, 1 as My_exp_s1 from t1;
";
execute stmt;
deallocate prepare stmt;
show create view v1;
select * from v1;
drop view v1;

prepare stmt from "
create view v1 as select 's1', s1, 1 as My_exp_s1 from t1;
";
execute stmt;
--error ER_TABLE_EXISTS_ERROR
execute stmt;
deallocate prepare stmt;
drop view v1;
drop table t1;

--echo #
--echo # MDEV-28696 View created as "select b''; " references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
--echo #

CREATE VIEW v1 as select b'';
SELECT * FROM v1;
DROP VIEW v1;


--echo #
--echo # End of 10.3 tests
--echo #

--echo #
--echo # MDEV-25206: view specification contains unknown column reference
--echo #

CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b int);
INSERT INTO t2 VALUES (2),(3);
CREATE TABLE t3 (c int);

--error ER_BAD_FIELD_ERROR
CREATE VIEW v1 AS SELECT * FROM t1 JOIN t2 ON t1.x > t2.b;
--error ER_BAD_FIELD_ERROR
INSERT INTO t3 SELECT * FROM t1 JOIN t2 ON t1.x > t2.b;
--error ER_BAD_FIELD_ERROR
CREATE TABLE t4 AS SELECT * FROM t1 JOIN t2 ON t1.x > t2.b;

DROP TABLE t1,t2,t3;

--echo #
--echo # MDEV-29088: view specification contains unknown column in ON condition
--echo #

create table t1 (a int);
create table t2 (b int);
create table t3 (c int);

--error ER_BAD_FIELD_ERROR
create view v as
  select * from t1 left join t2 on t1.a=t2.b and t1.a in (select d from t3);

--error ER_BAD_FIELD_ERROR
create algorithm=merge view v as
  select * from t1 left join t2 on t1.a=t2.b and t1.a in (select d from t3);

drop table t1,t2,t3;

--echo #
--echo # MDEV-31189: Server crash or assertion failure in upon 2nd
--echo # execution of PS with views and HAVING
--echo #

CREATE TABLE t (f INT);
INSERT INTO t VALUES (1),(2); # Optional, fails either way
CREATE VIEW v1 AS SELECT 1 AS a;
CREATE VIEW v2 AS SELECT a FROM v1;

PREPARE stmt FROM "SELECT * FROM v2 HAVING 1 IN (SELECT f FROM t)";
EXECUTE stmt;
EXECUTE stmt;

# Cleanup
DROP VIEW v1;
DROP VIEW v2;
DROP TABLE t;

--echo # End of 10.4 tests

--echo #
--echo # MDEV-29537: Creation of view with UNION and SELECT ... FOR UPDATE
--echo # in definition is failed with error
--echo #

CREATE TABLE t1 (i INT);
CREATE VIEW v1 AS SELECT 1 FROM t1
UNION
SELECT 1 FROM DUAL WHERE 1 GROUP BY 1 HAVING 1 ORDER BY 1
  FOR UPDATE;

SELECT * FROM v1;
SHOW CREATE VIEW v1;

DROP VIEW v1;
DROP TABLE t1;


CREATE TABLE t1 (i INT);
CREATE VIEW v1 AS SELECT 1 FROM t1
                  UNION
                  (SELECT 1 FROM DUAL WHERE 1 GROUP BY 1 HAVING 1 ORDER BY 1
  FOR UPDATE);
SELECT * FROM v1;

SHOW CREATE VIEW v1;

DROP VIEW v1;
DROP TABLE t1;

--echo #
--echo # MDEV-35090: (Item_func_current_user) Assertion
--echo # `typeid(*copy) == typeid(*this)' failed in
--echo # Item_func_or_sum::do_build_clone
--echo #

CREATE VIEW v AS SELECT 1;

SELECT * FROM v WHERE UpdateXML('<user>N/A</user>','/a',CURRENT_USER());

# Cleanup
DROP VIEW v;

--echo # End of 10.5 tests

--echo #
--echo # MDEV-13115: SELECT .. SKIP LOCKED - ensure SHOW CREATE VIEW is correct
--echo #

# Note: MDEV-10063 - LOCK IN SHARE MODE/FOR UPDATE/SKIP LOCKED ignored in views

CREATE TABLE t1 (id int, foo int);
CREATE VIEW v1 AS  SELECT id, IFNULL(foo,'') AS foo FROM t1 LOCK IN SHARE MODE;
CREATE VIEW v2 AS  SELECT id, IFNULL(foo,'') AS foo FROM t1 FOR UPDATE;
CREATE VIEW v3 AS  SELECT id, IFNULL(foo,'') AS foo FROM t1 LOCK IN SHARE MODE SKIP LOCKED;
CREATE VIEW v4 AS  SELECT id, IFNULL(foo,'') AS foo FROM t1 FOR UPDATE SKIP LOCKED;

SHOW CREATE VIEW v1;
SHOW CREATE VIEW v2;
SHOW CREATE VIEW v3;
SHOW CREATE VIEW v4;

#Cleanup
Drop View v1;
Drop View v2;
Drop View v3;
Drop View v4;
Drop table t1;

--echo #
--echo # MDEV-26456: SIGSEGV in flush_tables_with_read_lock on FLUSH TABLE
--echo #

CREATE FUNCTION f() RETURNS INT RETURN (SELECT 1 FROM t);
CREATE VIEW v AS SELECT f();
--error ER_VIEW_INVALID
SELECT * FROM v;
FLUSH TABLE v WITH READ LOCK;
UNLOCK TABLES;
FLUSH TABLES v FOR EXPORT;
UNLOCK TABLES;
--error ER_VIEW_INVALID
SELECT * FROM v;

DROP VIEW v;
DROP FUNCTION f;

--echo #
--echo # MDEV-32164 Server crashes in JOIN::cleanup after erroneous query with
--echo # view
--echo #

CREATE TABLE t1 (a INT, b INT, KEY (a,b)) ENGINE=InnoDB;
CREATE VIEW v1 AS SELECT a FROM t1 WHERE a != '' GROUP BY a;
INSERT INTO t1 VALUES (1,NULL),(2,0),(3,NULL);
CREATE TABLE t2 (c INT) ENGINE=InnoDB;
--error ER_TRUNCATED_WRONG_VALUE
CREATE TEMPORARY TABLE tmp SELECT v1.a FROM v1 JOIN t2 ON (v1.a = t2.c);
# Cleanup
DROP VIEW v1;
DROP TABLE t1, t2;

--echo #
--echo # End of 10.6 tests
--echo #