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mariadb/mysql-test/main/derived.result
Oleksandr Byelkin 3d0fb15028 Merge branch '10.6' into 10.11
2024-10-29 15:24:38 +01:00

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drop table if exists t1,t2,t3;
set @save_derived_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
select * from (select 2 from DUAL) b;
2
2
SELECT 1 as a FROM (SELECT 1 UNION SELECT a) b;
ERROR 42S22: Unknown column 'a' in 'SELECT'
SELECT 1 as a FROM (SELECT a UNION SELECT 1) b;
ERROR 42S22: Unknown column 'a' in 'SELECT'
CREATE TABLE t1 (a int not null, b char (10) not null);
insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c');
CREATE TABLE t2 (a int not null, b char (10) not null);
insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e');
select t1.a,t3.y from t1,(select a as y from t2 where b='c') as t3 where t1.a = t3.y;
a y
3 3
3 3
select t1.a,t3.a from t1,(select * from t2 where b='c') as t3 where t1.a = t3.a;
a a
3 3
3 3
CREATE TABLE t3 (a int not null, b char (10) not null);
insert into t3 values (3,'f'),(4,'y'),(5,'z'),(6,'c');
select t1.a,t4.y from t1,(select t2.a as y from t2,(select t3.b from t3 where t3.a>3) as t5 where t2.b=t5.b) as t4 where t1.a = t4.y;
a y
3 3
3 3
SELECT a FROM (SELECT 1 FROM (SELECT 1) a HAVING a=1) b;
ERROR 42S22: Unknown column 'a' in 'HAVING'
SELECT a,b as a FROM (SELECT '1' as a,'2' as b) b HAVING a=1;
ERROR 23000: Column 'a' in HAVING is ambiguous
SELECT a,2 as a FROM (SELECT '1' as a) b HAVING a=2;
a a
1 2
SELECT a,2 as a FROM (SELECT '1' as a) b HAVING a=1;
a a
SELECT 1 FROM (SELECT 1) a WHERE a=2;
ERROR 42S22: Unknown column 'a' in 'WHERE'
SELECT (SELECT 1) as a FROM (SELECT 1 FROM t1 HAVING a=1) as a;
ERROR 42S22: Unknown column 'a' in 'HAVING'
select * from t1 as x1, (select * from t1) as x2;
a b a b
1 a 1 a
2 b 1 a
3 c 1 a
3 c 1 a
1 a 2 b
2 b 2 b
3 c 2 b
3 c 2 b
1 a 3 c
2 b 3 c
3 c 3 c
3 c 3 c
1 a 3 c
2 b 3 c
3 c 3 c
3 c 3 c
explain select * from t1 as x1, (select * from t1) as x2;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY x1 ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join)
2 DERIVED t1 ALL NULL NULL NULL NULL 4
drop table if exists t2,t3;
select * from (select 1) as a;
1
1
select a from (select 1 as a) as b;
a
1
select 1 from (select 1) as a;
1
1
select * from (select * from t1 union select * from t1) a;
a b
1 a
2 b
3 c
select * from (select * from t1 union all select * from t1) a;
a b
1 a
2 b
3 c
3 c
1 a
2 b
3 c
3 c
select * from (select * from t1 union all select * from t1 limit 2) a;
a b
1 a
2 b
explain select * from (select * from t1 union select * from t1) a;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 8
2 DERIVED t1 ALL NULL NULL NULL NULL 4
3 UNION t1 ALL NULL NULL NULL NULL 4
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
explain select * from (select * from t1 union all select * from t1) a;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 8
2 DERIVED t1 ALL NULL NULL NULL NULL 4
3 UNION t1 ALL NULL NULL NULL NULL 4
CREATE TABLE t2 (a int not null);
insert into t2 values(1);
select * from (select * from t1 where t1.a=(select a from t2 where t2.a=t1.a)) a;
a b
1 a
select * from (select * from t1 where t1.a=(select t2.a from t2 where t2.a=t1.a) union select t1.a, t1.b from t1) a;
a b
1 a
2 b
3 c
explain select * from (select t1.*, t2.a as t2a from t1,t2 where t1.a=t2.a) t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
2 DERIVED t2 system NULL NULL NULL NULL 1
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using where
drop table t1, t2;
create table t1(a int not null, t char(8), index(a));
SELECT * FROM (SELECT * FROM t1) as b ORDER BY a ASC LIMIT 0,20;
a t
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
19 19
20 20
explain select count(*) from t1 as tt1, (select * from t1) as tt2;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY tt1 index NULL a 4 NULL 10000 Using index
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 10000 Using join buffer (flat, BNL join)
2 DERIVED t1 ALL NULL NULL NULL NULL 10000
drop table t1;
SELECT * FROM (SELECT (SELECT * FROM (SELECT 1 as a) as a )) as b;
(SELECT * FROM (SELECT 1 as a) as a )
1
select * from (select 1 as a) b left join (select 2 as a) c using(a);
a
1
SELECT * FROM (SELECT 1 UNION SELECT a) b;
ERROR 42S22: Unknown column 'a' in 'SELECT'
SELECT 1 as a FROM (SELECT a UNION SELECT 1) b;
ERROR 42S22: Unknown column 'a' in 'SELECT'
SELECT 1 as a FROM (SELECT 1 UNION SELECT a) b;
ERROR 42S22: Unknown column 'a' in 'SELECT'
select 1 from (select 2) a order by 0;
ERROR 42S22: Unknown column '0' in 'ORDER BY'
create table t1 (id int);
insert into t1 values (1),(2),(3);
describe select * from (select * from t1 group by id) bar;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3
2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary; Using filesort
drop table t1;
create table t1 (mat_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY, matintnum CHAR(6) NOT NULL, test MEDIUMINT UNSIGNED NULL);
create table t2 (mat_id MEDIUMINT UNSIGNED NOT NULL, pla_id MEDIUMINT UNSIGNED NOT NULL);
insert into t1 values (NULL, 'a', 1), (NULL, 'b', 2), (NULL, 'c', 3), (NULL, 'd', 4), (NULL, 'e', 5), (NULL, 'f', 6), (NULL, 'g', 7), (NULL, 'h', 8), (NULL, 'i', 9);
insert into t2 values (1, 100), (1, 101), (1, 102), (2, 100), (2, 103), (2, 104), (3, 101), (3, 102), (3, 105);
SELECT STRAIGHT_JOIN d.pla_id, m2.mat_id FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum;
pla_id mat_id
100 1
101 1
102 1
103 2
104 2
105 3
SELECT STRAIGHT_JOIN d.pla_id, m2.test FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum;
pla_id test
100 1
101 1
102 1
103 2
104 2
105 3
explain SELECT STRAIGHT_JOIN d.pla_id, m2.mat_id FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY m2 ALL NULL NULL NULL NULL 9
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 9 Using where; Using join buffer (flat, BNL join)
2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort
2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1
explain SELECT STRAIGHT_JOIN d.pla_id, m2.test FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY m2 ALL NULL NULL NULL NULL 9
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 9 Using where; Using join buffer (flat, BNL join)
2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort
2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1
drop table t1,t2;
SELECT a.x FROM (SELECT 1 AS x) AS a HAVING a.x = 1;
x
1
create user mysqltest_1;
grant all on test.* to mysqltest_1;
create table t1 select 1 as a;
connect con1,localhost,mysqltest_1,,*NO-ONE*,$MASTER_MYPORT,$MASTER_MYSOCK;
connection con1;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
select 2 as a from (select * from t1) b;
ERROR 3D000: No database selected
use test;
select 2 as a from (select * from t1) b;
a
2
drop table t1;
select mail_id, if(folder.f_description!='', folder.f_description, folder.f_name) as folder_name, date, address_id, phrase, address, subject from folder, (select mail.mail_id as mail_id, date_format(mail.h_date, '%b %e, %Y %h:%i') as date, mail.folder_id, sender.address_id as address_id, sender.phrase as phrase, sender.address as address, mail.h_subject as subject from mail left join mxa as mxa_sender on mail.mail_id=mxa_sender.mail_id and mxa_sender.type='from' left join address as sender on mxa_sender.address_id=sender.address_id mxa as mxa_recipient, address as recipient, where 1 and mail.mail_id=mxa_recipient.mail_id and mxa_recipient.address_id=recipient.address_id and mxa_recipient.type='to' and match(sender.phrase, sender.address, sender.comment) against ('jeremy' in boolean mode) and match(recipient.phrase, recipient.address, recipient.comment) against ('monty' in boolean mode) order by mail.h_date desc limit 0, 25 ) as query where query.folder_id=folder.folder_id;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'mxa as mxa_recipient, address as recipient, where 1 and mail.mail_id=mx...' at line 1
create table t1 (a int);
insert into t1 values (1),(2),(3);
update (select * from t1) as t1 set a = 5;
ERROR HY000: The target table t1 of the UPDATE is not updatable
delete from (select * from t1);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '(select * from t1)' at line 1
insert into (select * from t1) values (5);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '(select * from t1) values (5)' at line 1
drop table t1;
create table t1 (E1 INTEGER UNSIGNED NOT NULL, E2 INTEGER UNSIGNED NOT NULL, E3 INTEGER UNSIGNED NOT NULL, PRIMARY KEY(E1)
);
insert into t1 VALUES(1,1,1), (2,2,1);
select count(*) from t1 INNER JOIN (SELECT A.E1, A.E2, A.E3 FROM t1 AS A WHERE A.E3 = (SELECT MAX(B.E3) FROM t1 AS B WHERE A.E2 = B.E2)) AS THEMAX ON t1.E1 = THEMAX.E2 AND t1.E1 = t1.E2;
count(*)
2
explain select count(*) from t1 INNER JOIN (SELECT A.E1, A.E2, A.E3 FROM t1 AS A WHERE A.E3 = (SELECT MAX(B.E3) FROM t1 AS B WHERE A.E2 = B.E2)) AS THEMAX ON t1.E1 = THEMAX.E2 AND t1.E1 = t1.E2;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 THEMAX.E2 1 Using where
2 DERIVED A ALL NULL NULL NULL NULL 2 Using where
3 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 2 Using where
drop table t1;
create table t1 (a int);
insert into t1 values (1),(2);
select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b;
a a
1 1
2 1
1 2
2 2
explain select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived4> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join)
4 DERIVED t1 ALL NULL NULL NULL NULL 2
5 UNION t1 ALL NULL NULL NULL NULL 2
NULL UNION RESULT <union4,5> ALL NULL NULL NULL NULL NULL
2 DERIVED t1 ALL NULL NULL NULL NULL 2
3 UNION t1 ALL NULL NULL NULL NULL 2
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
drop table t1;
CREATE TABLE `t1` (
`N` int(11) unsigned NOT NULL default '0',
`M` tinyint(1) default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1;
INSERT INTO `t1` (N, M) VALUES (1, 0),(1, 0),(1, 0),(2, 0),(2, 0),(3, 0);
UPDATE `t1` AS P1 INNER JOIN (SELECT N FROM `t1` GROUP BY N HAVING Count(M) > 1) AS P2 ON P1.N = P2.N SET P1.M = 2;
select * from t1;
N M
1 2
1 2
1 2
2 2
2 2
3 0
UPDATE `t1` AS P1 INNER JOIN (SELECT N FROM `t1` GROUP BY N HAVING Count(M) > 1) AS P2 ON P1.N = P2.N SET P1.M = 2, P2.N = 2;
ERROR HY000: The target table P2 of the UPDATE is not updatable
UPDATE `t1` AS P1 INNER JOIN (SELECT aaaa FROM `t1` GROUP BY N HAVING Count(M) > 1) AS P2 ON P1.N = P2.N SET P1.M = 2;
ERROR 42S22: Unknown column 'aaaa' in 'SELECT'
delete P1.* from `t1` AS P1 INNER JOIN (SELECT N FROM `t1` GROUP BY N HAVING Count(M) > 1) AS P2 ON P1.N = P2.N;
select * from t1;
N M
3 0
delete P1.*,p2.* from `t1` AS P1 INNER JOIN (SELECT N FROM `t1` GROUP BY N HAVING Count(M) > 1) AS p2 ON P1.N = p2.N;
ERROR HY000: The target table p2 of the DELETE is not updatable
delete P1.* from `t1` AS P1 INNER JOIN (SELECT aaa FROM `t1` GROUP BY N HAVING Count(M) > 1) AS P2 ON P1.N = P2.N;
ERROR 42S22: Unknown column 'aaa' in 'SELECT'
drop table t1;
CREATE TABLE t1 (
OBJECTID int(11) NOT NULL default '0',
SORTORDER int(11) NOT NULL auto_increment,
KEY t1_SortIndex (SORTORDER),
KEY t1_IdIndex (OBJECTID)
) ENGINE=MyISAM DEFAULT CHARSET=latin1;
CREATE TABLE t2 (
ID int(11) default NULL,
PARID int(11) default NULL,
UNIQUE KEY t2_ID_IDX (ID),
KEY t2_PARID_IDX (PARID)
) engine=MyISAM DEFAULT CHARSET=latin1;
INSERT INTO t2 VALUES (1000,0),(1001,0),(1002,0),(1003,0),(1008,1),(1009,1),(1010,1),(1011,1),(1016,2);
CREATE TABLE t3 (
ID int(11) default NULL,
DATA decimal(10,2) default NULL,
UNIQUE KEY t3_ID_IDX (ID)
) engine=MyISAM DEFAULT CHARSET=latin1;
INSERT INTO t3 VALUES (1000,0.00),(1001,0.25),(1002,0.50),(1003,0.75),(1008,1.00),(1009,1.25),(1010,1.50),(1011,1.75);
select 497, TMP.ID, NULL from (select 497 as ID, MAX(t3.DATA) as DATA from t1 join t2 on (t1.ObjectID = t2.ID) join t3 on (t1.ObjectID = t3.ID) group by t2.ParID order by DATA DESC) as TMP;
497 ID NULL
drop table t1, t2, t3;
CREATE TABLE t1 (name char(1) default NULL, val int(5) default NULL);
INSERT INTO t1 VALUES ('a',1), ('a',2), ('a',2), ('a',2), ('a',3), ('a',6), ('a',7), ('a',11), ('a',11), ('a',12), ('a',13), ('a',13), ('a',20), ('b',2), ('b',3), ('b',4), ('b',5);
SELECT s.name, AVG(s.val) AS median FROM (SELECT x.name, x.val FROM t1 x, t1 y WHERE x.name=y.name GROUP BY x.name, x.val HAVING SUM(y.val <= x.val) >= COUNT(*)/2 AND SUM(y.val >= x.val) >= COUNT(*)/2) AS s GROUP BY s.name;
name median
a 7.0000
b 3.5000
explain SELECT s.name, AVG(s.val) AS median FROM (SELECT x.name, x.val FROM t1 x, t1 y WHERE x.name=y.name GROUP BY x.name, x.val HAVING SUM(y.val <= x.val) >= COUNT(*)/2 AND SUM(y.val >= x.val) >= COUNT(*)/2) AS s GROUP BY s.name;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 289 Using temporary; Using filesort
2 DERIVED x ALL NULL NULL NULL NULL 17 Using temporary; Using filesort
2 DERIVED y ALL NULL NULL NULL NULL 17 Using where; Using join buffer (flat, BNL join)
drop table t1;
create table t2 (a int, b int, primary key (a));
insert into t2 values (1,7),(2,7);
explain select a from t2 where a>1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 1 Using where; Using index
explain select a from (select a from t2 where a>1) tt;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t2 range PRIMARY PRIMARY 4 NULL 1 Using where; Using index
drop table t2;
CREATE TABLE `t1` ( `itemid` int(11) NOT NULL default '0', `grpid` varchar(15) NOT NULL default '', `vendor` int(11) NOT NULL default '0', `date_` date NOT NULL default '0000-00-00', `price` decimal(12,2) NOT NULL default '0.00', PRIMARY KEY (`itemid`,`grpid`,`vendor`,`date_`), KEY `itemid` (`itemid`,`vendor`), KEY `itemid_2` (`itemid`,`date_`));
insert into t1 values (128, 'rozn', 2, curdate(), 10),
(128, 'rozn', 1, curdate(), 10);
SELECT MIN(price) min, MAX(price) max, AVG(price) avg FROM (SELECT SUBSTRING( MAX(concat(date_,";",price)), 12) price FROM t1 WHERE itemid=128 AND grpid='rozn' GROUP BY itemid, grpid, vendor) lastprices;
min max avg
10.00 10.00 10
DROP TABLE t1;
create table t1 (a integer, b integer);
insert into t1 values (1,4), (2,2),(2,2), (4,1),(4,1),(4,1),(4,1);
select distinct sum(b) from t1 group by a;
sum(b)
4
select distinct sum(b) from (select a,b from t1) y group by a;
sum(b)
4
drop table t1;
CREATE TABLE t1 (a char(10), b char(10));
INSERT INTO t1 VALUES ('root','localhost'), ('root','%');
SELECT * FROM (SELECT (SELECT a.a FROM t1 AS a WHERE a.a = b.a) FROM t1 AS b) AS c;
ERROR 21000: Subquery returns more than 1 row
DROP TABLE t1;
create table t1(a int);
create table t2(a int);
create table t3(a int);
insert into t1 values(1),(1);
insert into t2 values(2),(2);
insert into t3 values(3),(3);
select * from t1 union distinct select * from t2 union all select * from t3;
a
1
2
3
3
select * from (select * from t1 union distinct select * from t2 union all select * from t3) X;
a
1
2
3
3
drop table t1, t2, t3;
create table t1 (a int);
create table t2 (a int);
select * from (select * from t1,t2) foo;
ERROR 42S21: Duplicate column name 'a'
drop table t1,t2;
create table t1 (ID int unsigned not null auto_increment,
DATA varchar(5) not null, primary key (ID));
create table t2 (ID int unsigned not null auto_increment,
DATA varchar(5) not null, FID int unsigned not null,
primary key (ID));
select A.* from (t1 inner join (select * from t2) as A on t1.ID = A.FID);
ID DATA FID
select t2.* from ((select * from t1) as A inner join t2 on A.ID = t2.FID);
ID DATA FID
select t2.* from (select * from t1) as A inner join t2 on A.ID = t2.FID;
ID DATA FID
drop table t1, t2;
connection con1;
disconnect con1;
connection default;
drop user mysqltest_1;
# End of 4.1 tests
SELECT 0 FROM
(SELECT 0) t01, (SELECT 0) t02, (SELECT 0) t03, (SELECT 0) t04, (SELECT 0) t05,
(SELECT 0) t06, (SELECT 0) t07, (SELECT 0) t08, (SELECT 0) t09, (SELECT 0) t10,
(SELECT 0) t11, (SELECT 0) t12, (SELECT 0) t13, (SELECT 0) t14, (SELECT 0) t15,
(SELECT 0) t16, (SELECT 0) t17, (SELECT 0) t18, (SELECT 0) t19, (SELECT 0) t20,
(SELECT 0) t21, (SELECT 0) t22, (SELECT 0) t23, (SELECT 0) t24, (SELECT 0) t25,
(SELECT 0) t26, (SELECT 0) t27, (SELECT 0) t28, (SELECT 0) t29, (SELECT 0) t30,
(SELECT 0) t31, (SELECT 0) t32, (SELECT 0) t33, (SELECT 0) t34, (SELECT 0) t35,
(SELECT 0) t36, (SELECT 0) t37, (SELECT 0) t38, (SELECT 0) t39, (SELECT 0) t40,
(SELECT 0) t41, (SELECT 0) t42, (SELECT 0) t43, (SELECT 0) t44, (SELECT 0) t45,
(SELECT 0) t46, (SELECT 0) t47, (SELECT 0) t48, (SELECT 0) t49, (SELECT 0) t50,
(SELECT 0) t51, (SELECT 0) t52, (SELECT 0) t53, (SELECT 0) t54, (SELECT 0) t55,
(SELECT 0) t56, (SELECT 0) t57, (SELECT 0) t58, (SELECT 0) t59, (SELECT 0) t60,
(SELECT 0) t61;
0
0
#
# A nested materialized derived table is used before being populated.
# (addon for bug#19077)
#
CREATE TABLE t1 (i INT, j BIGINT);
INSERT INTO t1 VALUES (1, 2), (2, 2), (3, 2);
SELECT * FROM (SELECT MIN(i) FROM t1
WHERE j = SUBSTRING('12', (SELECT * FROM (SELECT MIN(j) FROM t1) t2))) t3;
MIN(i)
1
DROP TABLE t1;
# End of 5.0 tests
#
# MDEV-5005: Subquery in Procedure somehow affecting temporary table
#
create temporary table if not exists t1 (id int not null);
select A.* from ( select tt.* from t1 tt ) A;
id
prepare stmt from "select A.* from ( select tt.* from t1 tt ) A ";
execute stmt;
id
deallocate prepare stmt;
drop temporary table t1;
CREATE PROCEDURE p ()
BEGIN
select A.* from ( select tt.* from t1 tt ) A ;
END |
create temporary table if not exists t1 (id int not null);
CALL p();
id
CALL p();
id
drop procedure p;
drop temporary table t1;
#
# MDEV-5143: update of a joined table with a nested subquery with
# a syntax error crashes mysqld with signal 11
#
create table t1 (id int(11) not null auto_increment, val varchar(100) null,primary key (id));
create table t2 (id int(11) not null auto_increment, val varchar(100) null,primary key (id));
insert into t1 (val) values('a');
insert into t2 (val) values('1');
update
(
select
val
from
(
select
v.val
from
t2 wrong_table_alias
) t4
) t3
inner join t1 on
t1.id=t3.val
set
t1.val=t3.val
;
ERROR 42S22: Unknown column 'v.val' in 'SELECT'
drop table t1, t2;
#
# MDEV-5353: server crash on subselect if WHERE applied to some
# result field
#
SELECT * FROM
( SELECT 100 a, subsel.b FROM ( SELECT 200 b ) subsel ) tmp
WHERE tmp.b;
a b
100 200
SELECT * FROM
( SELECT 100 a, subsel.b FROM ( SELECT 200 b ) subsel ) tmp
WHERE tmp.a;
a b
100 200
#
# MDEV-5356: Server crashes in Item_equal::contains on 2nd
# execution of a PS
#
CREATE TABLE t1 (a INT, b INT);
INSERT INTO t1 VALUES (1,2),(3,4);
CREATE TABLE t2 (c INT);
INSERT INTO t2 VALUES (5),(6);
CREATE TABLE t3 (d INT);
INSERT INTO t3 VALUES (7),(8);
CREATE PROCEDURE pr()
UPDATE t3,
(SELECT c FROM
(SELECT 1 FROM t1 WHERE a=72 AND NOT b) sq,
t2
) sq2
SET d=sq2.c;
CALL pr();
CALL pr();
CALL pr();
drop procedure pr;
drop table t1,t2,t3;
# End of 5.3 tests
#
# Bug#58730 Assertion failed: table->key_read == 0 in close_thread_table,
# temptable views
#
CREATE TABLE t1 (a INT);
CREATE TABLE t2 (b INT, KEY (b));
INSERT INTO t1 VALUES (1),(1);
INSERT INTO t2 VALUES (1),(1);
CREATE algorithm=temptable VIEW v1 AS
SELECT 1 FROM t1 LEFT JOIN t1 t3 ON 1 > (SELECT 1 FROM t1);
CREATE algorithm=temptable VIEW v2 AS SELECT 1 FROM t2;
EXPLAIN SELECT 1 FROM t1 JOIN v1 ON 1 > (SELECT 1 FROM v2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY <derived3> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join)
3 DERIVED t1 ALL NULL NULL NULL NULL 2
3 DERIVED t3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join)
4 SUBQUERY t1 ALL NULL NULL NULL NULL 2
2 SUBQUERY <derived5> ALL NULL NULL NULL NULL 2
5 DERIVED t2 index NULL b 5 NULL 2 Using index
SELECT 1 FROM t1 JOIN v1 ON 1 > (SELECT 1 FROM v2);
ERROR 21000: Subquery returns more than 1 row
DROP TABLE t1, t2;
DROP VIEW v1, v2;
create table t1 (n bigint(20) unsigned, d1 datetime, d2 datetime, key (d1));
insert t1 values (2085,'2012-01-01 00:00:00','2013-01-01 00:00:00');
insert t1 values (2084,'2012-02-01 00:00:00','2013-01-01 00:00:00');
insert t1 values (2088,'2012-03-01 00:00:00','2013-01-01 00:00:00');
select * from (
select n, d1, d2, @result := 0 as result
from t1
where d1 < '2012-12-12 12:12:12' and n in (2085, 2084) order by d2 asc
) as calculated_result;
n d1 d2 result
2085 2012-01-01 00:00:00 2013-01-01 00:00:00 0
2084 2012-02-01 00:00:00 2013-01-01 00:00:00 0
drop table t1;
set @save_derived_optimizer_switch_bug=@@optimizer_switch;
SET optimizer_switch = 'derived_merge=on,derived_with_keys=on,in_to_exists=on';
CREATE TABLE t1 (a INT) ENGINE=MyISAM;
INSERT INTO t1 VALUES (8);
CREATE TABLE t2 (b INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (1),(7);
EXPLAIN SELECT * FROM (SELECT * FROM t1) AS table1,
(SELECT DISTINCT * FROM t2) AS table2 WHERE b = a AND a <> ANY (SELECT 9);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY <derived3> ref key0 key0 5 const 0
3 DERIVED t2 ALL NULL NULL NULL NULL 2 Using where; Using temporary
Warnings:
Note 1249 Select 4 was reduced during optimization
DROP TABLE t1, t2;
set optimizer_switch=@save_derived_optimizer_switch_bug;
#
# MDEV-6163: Error while executing an update query that has the
# same table in a sub-query
#
set @save_derived_optimizer_switch_bug=@@optimizer_switch;
SET optimizer_switch = 'derived_merge=on';
create table t1 (balance float, accountId varchar(64), primary key (accountId));
insert into t1 (accountId,balance) values
('dealer-1',199354.0),('dealer-2',0),('dealer-3',0),('dealer-5',0),('FINANCE',-200000),('OPERATOR',0);
update t1 set balance=(select sum(balance) from (SELECT balance FROM t1 where accountId like 'dealer%') AS copied) where accountId = 'OPERATOR';
set optimizer_switch=@save_derived_optimizer_switch_bug;
drop table t1;
#
# MDEV-6219:Server crashes in Bitmap<64u>::merge
# (this=0x180, map2=...) on 2nd execution of PS with INSERT .. SELECT,
# derived_merge
#
CREATE TABLE t1 (a VARCHAR(8)) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('foo'),('bar');
create procedure p1()
INSERT INTO t1 SELECT * FROM (
SELECT * FROM t1
) AS sq
WHERE sq.a IN ( SELECT 'baz' FROM DUAL );
call p1();
call p1();
drop procedure p1;
PREPARE stmt FROM "
INSERT INTO t1 SELECT * FROM (
SELECT * FROM t1
) AS sq
WHERE sq.a IN ( SELECT 'baz' FROM DUAL )
";
EXECUTE stmt;
EXECUTE stmt;
deallocate prepare stmt;
drop table t1;
#
# MDEV-6892: WHERE does not apply
#
create table t1 (id int);
create table t2 (id int);
insert into t1 values(1),(2),(3);
insert into t2 values(4),(5),(6);
select x.id, message from (select id from t1) x left join
(select id, 1 as message from t2) y on x.id=y.id
where coalesce(message,0) <> 0;
id message
explain extended
select x.id, message from (select id from t1) x left join
(select id, 1 as message from t2) y on x.id=y.id
where message <> 0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 100.00
1 PRIMARY <derived3> ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join)
3 DERIVED t2 ALL NULL NULL NULL NULL 3 100.00
2 DERIVED t1 ALL NULL NULL NULL NULL 3 100.00
Warnings:
Note 1003 /* select#1 */ select `x`.`id` AS `id`,`y`.`message` AS `message` from (/* select#2 */ select `test`.`t1`.`id` AS `id` from `test`.`t1`) `x` join (/* select#3 */ select `test`.`t2`.`id` AS `id`,1 AS `message` from `test`.`t2`) `y` where `y`.`id` = `x`.`id` and `y`.`message` <> 0
drop table t1,t2;
#
# MDEV-7827: Assertion `!table || (!table->read_set ||
# bitmap_is_set(table->read_set, field_index))' failed
# in Field_long::val_str on EXPLAIN EXTENDED
#
CREATE TABLE t1 (f1 INT, f2 INT, KEY(f2)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (6,9);
CREATE TABLE t2 (f3 INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (2),(0);
EXPLAIN EXTENDED
SELECT f1 FROM ( SELECT * FROM t1 ) AS sq
WHERE f1 IN (
SELECT f3 FROM t2 WHERE f2 IN (
SELECT f3 FROM t2 HAVING f3 >= 8
)
);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00
1 PRIMARY <subquery4> eq_ref distinct_key distinct_key 4 const 1 100.00
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where; FirstMatch(<subquery4>); Using join buffer (flat, BNL join)
4 MATERIALIZED t2 ALL NULL NULL NULL NULL 2 100.00
2 DERIVED t1 system NULL NULL NULL NULL 1 100.00
Warnings:
Note 1276 Field or reference 'sq.f2' of SELECT #3 was resolved in SELECT #1
Note 1003 /* select#1 */ select 6 AS `f1` from <materialize> (/* select#4 */ select `test`.`t2`.`f3` from `test`.`t2` having `test`.`t2`.`f3` >= 8) semi join (`test`.`t2`) where `<subquery4>`.`f3` = 9 and `test`.`t2`.`f3` = 6
DROP TABLE t2,t1;
#
# MDEV-9462: Out of memory using explain on 2 empty tables
#
CREATE TABLE `t1` (
`REC_GROUP` char(2) DEFAULT NULL,
`CLIENT_INFO` text CHARACTER SET utf8,
`NAME` text,
`PHONE_NUMBER` text,
`ATTENTION_NAME` text,
`PAYMENT_TERM` text CHARACTER SET utf8,
`CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
`LAST_PAY_DATE` text CHARACTER SET utf8,
`TOTAL` double DEFAULT NULL,
`TOTAL_MCL` double DEFAULT NULL,
`TOTAL_MFS` double DEFAULT NULL,
`TOTAL_MIS` double DEFAULT NULL,
`BEFORE_DUE_7_MCL` double DEFAULT NULL,
`BEFORE_DUE_7_MFS` double DEFAULT NULL,
`BEFORE_DUE_7_MIS` double DEFAULT NULL,
`PER1_MCL` double DEFAULT NULL,
`PER1_MFS` double DEFAULT NULL,
`PER1_MIS` double DEFAULT NULL,
`PER2_MCL` double DEFAULT NULL,
`PER2_MFS` double DEFAULT NULL,
`PER2_MIS` double DEFAULT NULL,
`PER3_MCL` double DEFAULT NULL,
`PER3_MFS` double DEFAULT NULL,
`PER3_MIS` double DEFAULT NULL,
`PER4_MCL` double DEFAULT NULL,
`PER4_MFS` double DEFAULT NULL,
`PER4_MIS` double DEFAULT NULL,
`PER5_MCL` double DEFAULT NULL,
`PER5_MFS` double DEFAULT NULL,
`PER5_MIS` double DEFAULT NULL,
`PER6_MCL` double DEFAULT NULL,
`PER6_MFS` double DEFAULT NULL,
`PER6_MIS` double DEFAULT NULL,
`PER7_MCL` double DEFAULT NULL,
`PER7_MFS` double DEFAULT NULL,
`PER7_MIS` double DEFAULT NULL,
`BEFORE_DUE_7` double DEFAULT NULL,
`PER1` double DEFAULT NULL,
`PER2` double DEFAULT NULL,
`PER3` double DEFAULT NULL,
`PER4` double DEFAULT NULL,
`PER5` double DEFAULT NULL,
`PER6` double DEFAULT NULL,
`PER7` double DEFAULT NULL,
`REF` varchar(30) DEFAULT NULL,
`TYPE` varchar(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL
);
CREATE TABLE `t2` (
`RECEIVABLE_GROUP` char(2) DEFAULT NULL,
`CLIENT_NUMBER` varchar(35) DEFAULT NULL,
`CLIENT_NAME` varchar(73) DEFAULT NULL,
`PHONE_NUMBER` char(12) DEFAULT NULL,
`ATTENTION_NAME` char(26) DEFAULT NULL,
`PAYMENT_TERM` varchar(26) CHARACTER SET utf8 DEFAULT NULL,
`CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
`LAST_PAY_DATE` varchar(42) CHARACTER SET utf8 DEFAULT NULL,
`TOTAL` decimal(12,2) DEFAULT NULL,
`BEFORE_DUE_7` decimal(12,2) DEFAULT NULL,
`PER1` decimal(12,2) DEFAULT NULL,
`PER2` decimal(12,2) DEFAULT NULL,
`PER3` decimal(12,2) DEFAULT NULL,
`PER4` decimal(12,2) DEFAULT NULL,
`PER5` decimal(12,2) DEFAULT NULL,
`PER6` decimal(12,2) DEFAULT NULL,
`PER7` decimal(12,2) DEFAULT NULL,
`DIVISION` varchar(3) CHARACTER SET utf8 NOT NULL,
`CLIENT_INFO` varchar(294) CHARACTER SET utf8 DEFAULT NULL,
`EXCHANGE_RATE` double NOT NULL,
`REF` varchar(30) DEFAULT NULL
);
explain
SELECT A.RECEIVABLE_GROUP,A.CLIENT_INFO,A.CLIENT_NAME,A.PHONE_NUMBER,A.ATTENTION_NAME,A.PAYMENT_TERM,A.CREDIT_LIMIT,A.LAST_PAY_DATE,A.TOTAL,
COALESCE(B.TOTAL_MCL,0) AS TOTAL_MCL,
COALESCE(C.TOTAL_MFS,0) AS TOTAL_MFS,
COALESCE(D.TOTAL_MIS,0) AS TOTAL_MIS,
COALESCE(F.BEFORE_DUE_7_MCL,0) AS BEFORE_DUE_7_MCL,
COALESCE(G.BEFORE_DUE_7_MFS,0) AS BEFORE_DUE_7_MFS,
COALESCE(H.BEFORE_DUE_7_MIS,0) AS BEFORE_DUE_7_MIS,
COALESCE(I.PER1_MCL,0) AS PER1_MCL,
COALESCE(J.PER1_MFS,0) AS PER1_MFS,
COALESCE(K.PER1_MIS,0) AS PER1_MIS,
COALESCE(L.PER2_MCL,0) AS PER2_MCL,
COALESCE(M.PER2_MFS,0) AS PER2_MFS,
COALESCE(N.PER2_MIS,0) AS PER2_MIS,
COALESCE(O.PER3_MCL,0) AS PER3_MCL,
COALESCE(P.PER3_MFS,0) AS PER3_MFS,
COALESCE(R.PER3_MIS,0) AS PER3_MIS,
COALESCE(S.PER4_MCL,0) AS PER4_MCL,
COALESCE(T.PER4_MFS,0) AS PER4_MFS,
COALESCE(U.PER4_MIS,0) AS PER4_MIS,
COALESCE(V.PER5_MCL,0) AS PER5_MCL,
COALESCE(X.PER5_MFS,0) AS PER5_MFS,
COALESCE(Z.PER5_MIS,0) AS PER5_MIS,
COALESCE(Q.PER6_MCL,0) AS PER6_MCL,
COALESCE(Y.PER6_MFS,0) AS PER6_MFS,
COALESCE(W.PER6_MIS,0) AS PER6_MIS,
COALESCE(A1.PER7_MCL,0) AS PER7_MCL,
COALESCE(B1.PER7_MFS,0) AS PER7_MFS,
COALESCE(C1.PER7_MIS,0) AS PER7_MIS,
A.BEFORE_DUE_7,A.PER1,A.PER2,A.PER3,A.PER4,A.PER5,A.PER6,A.PER7,
CONCAT(A.DIVISION,'-',A.CLIENT_NUMBER) AS REF,"2" AS TYPE FROM
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,
GROUP_CONCAT(DISTINCT CLIENT_INFO SEPARATOR '<br>') AS CLIENT_INFO,
GROUP_CONCAT(DISTINCT CLIENT_NAME SEPARATOR '<br>') AS CLIENT_NAME,
GROUP_CONCAT( DISTINCT `PHONE_NUMBER` SEPARATOR '<br>' ) AS PHONE_NUMBER ,
GROUP_CONCAT( DISTINCT `ATTENTION_NAME` SEPARATOR '<br>' ) AS ATTENTION_NAME,
GROUP_CONCAT( DISTINCT `PAYMENT_TERM` SEPARATOR '<br>' ) AS PAYMENT_TERM,
CREDIT_LIMIT ,
GROUP_CONCAT( `LAST_PAY_DATE` SEPARATOR '<br>' ) AS LAST_PAY_DATE,
SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL,
SUM( `BEFORE_DUE_7`*EXCHANGE_RATE ) AS BEFORE_DUE_7,
SUM( `PER1`*EXCHANGE_RATE ) AS PER1,
SUM( `PER2`*EXCHANGE_RATE ) AS PER2,
SUM( `PER3`*EXCHANGE_RATE ) AS PER3,
SUM( `PER4`*EXCHANGE_RATE ) AS PER4,
SUM( `PER5`*EXCHANGE_RATE ) AS PER5,
SUM( `PER6`*EXCHANGE_RATE ) AS PER6,
SUM( `PER7`*EXCHANGE_RATE ) AS PER7
FROM `t2`
WHERE REF IS NULL GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B ON A.CLIENT_NUMBER=B.CLIENT_NUMBER AND
A.DIVISION=B.DIVISION AND A.RECEIVABLE_GROUP=B.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C ON A.CLIENT_NUMBER=C.CLIENT_NUMBER
AND
A.DIVISION=C.DIVISION AND A.RECEIVABLE_GROUP=C.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS D ON A.CLIENT_NUMBER=D.CLIENT_NUMBER AND
A.DIVISION=D.DIVISION AND A.RECEIVABLE_GROUP=D.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=D.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS F ON A.CLIENT_NUMBER=F.CLIENT_NUMBER AND
A.DIVISION=F.DIVISION AND A.RECEIVABLE_GROUP=F.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=F.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS G ON A.CLIENT_NUMBER=G.CLIENT_NUMBER AND
A.DIVISION=G.DIVISION AND A.RECEIVABLE_GROUP=G.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=G.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS H ON A.CLIENT_NUMBER=H.CLIENT_NUMBER AND
A.DIVISION=H.DIVISION AND A.RECEIVABLE_GROUP=H.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=H.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS I ON A.CLIENT_NUMBER=I.CLIENT_NUMBER AND
A.DIVISION=I.DIVISION AND A.RECEIVABLE_GROUP=I.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=I.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS J ON A.CLIENT_NUMBER=J.CLIENT_NUMBER AND
A.DIVISION=J.DIVISION AND A.RECEIVABLE_GROUP=J.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=J.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS K ON A.CLIENT_NUMBER=K.CLIENT_NUMBER AND
A.DIVISION=K.DIVISION AND A.RECEIVABLE_GROUP=K.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=K.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS L ON A.CLIENT_NUMBER=L.CLIENT_NUMBER AND
A.DIVISION=L.DIVISION AND A.RECEIVABLE_GROUP=L.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=L.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS M ON A.CLIENT_NUMBER=M.CLIENT_NUMBER AND
A.DIVISION=M.DIVISION AND A.RECEIVABLE_GROUP=M.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=M.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS N ON A.CLIENT_NUMBER=N.CLIENT_NUMBER AND
A.DIVISION=N.DIVISION AND A.RECEIVABLE_GROUP=N.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=N.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS O ON A.CLIENT_NUMBER=O.CLIENT_NUMBER AND
A.DIVISION=O.DIVISION AND A.RECEIVABLE_GROUP=O.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=O.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS P ON A.CLIENT_NUMBER=P.CLIENT_NUMBER AND
A.DIVISION=P.DIVISION AND A.RECEIVABLE_GROUP=P.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=P.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS R ON A.CLIENT_NUMBER=R.CLIENT_NUMBER AND
A.DIVISION=R.DIVISION AND A.RECEIVABLE_GROUP=R.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=R.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS S ON A.CLIENT_NUMBER=S.CLIENT_NUMBER AND
A.DIVISION=S.DIVISION AND A.RECEIVABLE_GROUP=S.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=S.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS T ON A.CLIENT_NUMBER=T.CLIENT_NUMBER AND
A.DIVISION=T.DIVISION AND A.RECEIVABLE_GROUP=T.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=T.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS U ON A.CLIENT_NUMBER=U.CLIENT_NUMBER AND
A.DIVISION=U.DIVISION AND A.RECEIVABLE_GROUP=U.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=U.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS V ON A.CLIENT_NUMBER=V.CLIENT_NUMBER AND
A.DIVISION=V.DIVISION AND A.RECEIVABLE_GROUP=V.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=V.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS X ON A.CLIENT_NUMBER=X.CLIENT_NUMBER AND
A.DIVISION=X.DIVISION AND A.RECEIVABLE_GROUP=X.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=X.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Z ON A.CLIENT_NUMBER=Z.CLIENT_NUMBER AND
A.DIVISION=Z.DIVISION AND A.RECEIVABLE_GROUP=Z.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Z.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Q ON A.CLIENT_NUMBER=Q.CLIENT_NUMBER AND
A.DIVISION=Q.DIVISION AND A.RECEIVABLE_GROUP=Q.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Q.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Y ON A.CLIENT_NUMBER=Y.CLIENT_NUMBER AND
A.DIVISION=Y.DIVISION AND A.RECEIVABLE_GROUP=Y.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Y.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS W ON A.CLIENT_NUMBER=W.CLIENT_NUMBER AND
A.DIVISION=W.DIVISION AND A.RECEIVABLE_GROUP=W.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=W.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MCL
FROM `t2`
WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A1 ON A.CLIENT_NUMBER=A1.CLIENT_NUMBER AND
A.DIVISION=A1.DIVISION AND A.RECEIVABLE_GROUP=A1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=A1.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MFS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B1 ON A.CLIENT_NUMBER=B1.CLIENT_NUMBER AND
A.DIVISION=B1.DIVISION AND A.RECEIVABLE_GROUP=B1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B1.CREDIT_LIMIT
LEFT JOIN
(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MIS
FROM `t2`
WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C1 ON A.CLIENT_NUMBER=C1.CLIENT_NUMBER AND
A.DIVISION=C1.DIVISION AND A.RECEIVABLE_GROUP=C1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C1.CREDIT_LIMIT
ORDER BY TOTAL DESC;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived3> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived4> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived5> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived6> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived7> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived8> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived9> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived10> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived11> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived12> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived13> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived14> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived15> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived16> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived17> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived18> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived19> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived20> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived21> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived22> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived23> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived24> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived25> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived26> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived27> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived28> system NULL NULL NULL NULL 0 Const row not found
1 PRIMARY <derived29> system NULL NULL NULL NULL 0 Const row not found
29 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
28 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
27 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
26 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
25 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
24 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
23 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
22 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
21 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
20 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
19 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
18 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
17 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
16 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
15 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
14 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
13 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
12 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
11 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
10 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
9 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
8 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
7 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
6 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
5 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
4 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
3 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
2 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table
DROP TABLES t1,t2;
set optimizer_switch=@save_derived_optimizer_switch;
#
# MDEV-10663: Use of Inline table columns in HAVING clause
# throws 1463 Error
#
set @save_sql_mode = @@sql_mode;
set sql_mode='ONLY_FULL_GROUP_BY,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';
CREATE TABLE `example1463` (
`Customer` varchar(255) NOT NULL,
`DeliveryStatus` varchar(255) NOT NULL,
`OrderSize` int(11) NOT NULL
);
INSERT INTO example1463 VALUES ('Charlie', 'Success', 100);
INSERT INTO example1463 VALUES ('David', 'Success', 110);
INSERT INTO example1463 VALUES ('Charlie', 'Failed', 200);
INSERT INTO example1463 VALUES ('David', 'Success', 100);
INSERT INTO example1463 VALUES ('David', 'Unknown', 100);
INSERT INTO example1463 VALUES ('Edward', 'Success', 150);
INSERT INTO example1463 VALUES ('Edward', 'Pending', 150);
SELECT Customer, Success, SUM(OrderSize)
FROM (SELECT Customer,
CASE WHEN DeliveryStatus='Success' THEN 'Yes' ELSE 'No' END AS Success,
OrderSize
FROM example1463) as subQ
GROUP BY Success, Customer
WITH ROLLUP;
Customer Success SUM(OrderSize)
Charlie No 200
David No 100
Edward No 150
NULL No 450
Charlie Yes 100
David Yes 210
Edward Yes 150
NULL Yes 460
NULL NULL 910
SELECT Customer, Success, SUM(OrderSize)
FROM (SELECT Customer,
CASE WHEN DeliveryStatus='Success' THEN 'Yes' ELSE 'No' END AS Success,
OrderSize
FROM example1463) as subQ
GROUP BY Success, Customer;
Customer Success SUM(OrderSize)
Charlie No 200
David No 100
Edward No 150
Charlie Yes 100
David Yes 210
Edward Yes 150
SELECT Customer, Success, SUM(OrderSize)
FROM (SELECT Customer,
CASE WHEN DeliveryStatus='Success' THEN 'Yes' ELSE 'No' END AS Success,
OrderSize
FROM example1463) as subQ
GROUP BY Success, Customer
HAVING Success IS NOT NULL;
Customer Success SUM(OrderSize)
Charlie No 200
David No 100
Edward No 150
Charlie Yes 100
David Yes 210
Edward Yes 150
DROP TABLE example1463;
set sql_mode= @save_sql_mode;
#
# MDEV-9028: SELECT DISTINCT constant column of derived table
# used as the second operand of LEFT JOIN
#
create table t1 (id int, data varchar(255));
insert into t1 values (1,'yes'),(2,'yes');
select distinct t1.id, tt.id, tt.data
from t1
left join
(select t1.id, 'yes' as data from t1) as tt
on t1.id = tt.id;
id id data
1 1 yes
2 2 yes
select distinct t1.id, tt.id, tt.data
from t1
left join
(select t1.id, 'yes' as data from t1 where id > 1) as tt
on t1.id = tt.id;
id id data
2 2 yes
1 NULL NULL
drop table t1;
#
# MDEV-14241: Server crash in key_copy / get_matching_chain_by_join_key
# or valgrind warnings
#
CREATE TABLE t1 (a VARCHAR(10)) ENGINE=MyISAM;
CREATE OR REPLACE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
INSERT INTO t1 VALUES ('foo'),('bar');
CREATE TABLE t2 (b integer auto_increment primary key) ENGINE=MyISAM;
INSERT INTO t2 VALUES (NULL),(NULL);
CREATE TABLE t3 (c VARCHAR(1024) CHARACTER SET utf8, d INT) ENGINE=MyISAM;
CREATE OR REPLACE ALGORITHM=TEMPTABLE VIEW v3 AS SELECT * FROM t3;
INSERT INTO t3 VALUES ('abc',NULL),('def',4);
INSERT INTO t1 select seq from seq_1_to_1000;
INSERT INTO t2 select seq+1000 from seq_1_to_1000;
INSERT INTO t3 select 'qqq',seq+2000 from seq_1_to_1000;
set @save_join_cache_level= @@join_cache_level;
SET join_cache_level= 8;
explain
SELECT * FROM v1, t2, v3 WHERE a = c AND b = d;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 1002
1 PRIMARY <derived3> hash_ALL NULL #hash#$hj 3075 func 1002 Using where; Using join buffer (flat, BNLH join)
1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 v3.d 1 Using index
3 DERIVED t3 ALL NULL NULL NULL NULL 1002
2 DERIVED t1 ALL NULL NULL NULL NULL 1002
SELECT * FROM v1, t2, v3 WHERE a = c AND b = d;
a b c d
DROP VIEW v1, v3;
DROP TABLE t1, t2, t3;
#
# MDEV-14786: Server crashes in Item_cond::transform on 2nd
# execution of SP querying from a view
#
create table t1 (i int, row_start timestamp(6) not null default now(),
row_end timestamp(6) not null default '2030-01-01 0:0:0');
create view v1 as select i from t1 where i < 5 and (row_end =
TIMESTAMP'2030-01-01 0:0:0' or row_end is null);
create procedure pr(x int) select i from v1;
call pr(1);
i
call pr(2);
i
drop procedure pr;
drop view v1;
drop table t1;
set @@join_cache_level= @save_join_cache_level;
#
# MDEV-16307: Incorrect results when using BNLH join instead of BNL join with views
#
CREATE TABLE t1 (c1 text, c2 int);
INSERT INTO t1 VALUES ('a',1), ('c',3), ('g',7), ('d',4), ('c',3);
CREATE TABLE t2 (c1 text, c2 int);
INSERT INTO t2 VALUES ('b',2), ('c',3);
CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
explain SELECT v1.c1, v1.c2, t2.c1, t2.c2 FROM v1, t2 WHERE v1.c1=t2.c1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join)
2 DERIVED t1 ALL NULL NULL NULL NULL 5
SELECT v1.c1, v1.c2, t2.c1, t2.c2 FROM v1, t2 WHERE v1.c1=t2.c1;
c1 c2 c1 c2
c 3 c 3
c 3 c 3
set @save_join_cache_level= @@join_cache_level;
set @@join_cache_level=4;
explain SELECT v1.c1, v1.c2, t2.c1, t2.c2 FROM v1, t2 WHERE v1.c1=t2.c1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY <derived2> hash_ALL NULL #hash#$hj 3 test.t2.c1 5 Using where; Using join buffer (flat, BNLH join)
2 DERIVED t1 ALL NULL NULL NULL NULL 5
SELECT v1.c1, v1.c2, t2.c1, t2.c2 FROM v1, t2 WHERE v1.c1=t2.c1;
c1 c2 c1 c2
c 3 c 3
c 3 c 3
drop table t1,t2;
drop view v1;
set @@join_cache_level= @save_join_cache_level;
# end of 5.5
#
# Start of 10.1 tests
#
#
# MDEV-8747 Wrong result for SELECT..WHERE derived_table_column='a' AND derived_table_column<>_latin1'A' COLLATE latin1_bin
#
CREATE TABLE t1 (a VARCHAR(10));
INSERT INTO t1 VALUES ('a'),('A');
SELECT * FROM t1 WHERE a='a' AND a <> _latin1'A' COLLATE latin1_bin;
a
a
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a='a' AND a <> _latin1'A' COLLATE latin1_bin;
a
a
DROP TABLE t1;
CREATE TABLE t1 (a ENUM('5','6'));
INSERT INTO t1 VALUES ('5'),('6');
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a='5';
a
5
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a=1;
a
5
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a='5' AND a=1;
a
5
DROP TABLE t1;
#
# MDEV-8749 Wrong result for SELECT..WHERE derived_table_enum_column='number' AND derived_table_enum_column OP number2
#
CREATE TABLE t1 (a ENUM('5','6'));
INSERT INTO t1 VALUES ('5'),('6');
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a='5';
a
5
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a=1;
a
5
SELECT * FROM (SELECT * FROM t1) AS table1 WHERE a='5' AND a=1;
a
5
DROP TABLE t1;
#
# End of 10.1 tests
#
#
# MDEV-10554: Assertion `!derived->first_select()->
# exclude_from_table_unique_test || derived->outer_select()->
# exclude_from_table_unique_test'
# failed in TABLE_LIST::set_check_merged()
#
CREATE TABLE t1 (f INT);
CREATE ALGORITHM = TEMPTABLE VIEW v1 AS SELECT * FROM ( SELECT * FROM t1 ) AS sq;
PREPARE stmt FROM 'SELECT * FROM v1';
EXECUTE stmt;
f
EXECUTE stmt;
f
drop view v1;
drop table t1;
#
# MDEV-11363: Assertion `!derived->first_sel ect()->first_inner_unit() ||
# derived->first_select()->first_inner_unit()->first_select()->
# exclude_from_table_unique_test' failed in
# TABLE_LIST::set_check_materialized()
#
CREATE TABLE t1 (f1 INT);
CREATE TABLE t2 (f2 INT);
CREATE TABLE t3 (f3 INT);
CREATE VIEW v1 AS ( SELECT f1 AS f FROM t1 ) UNION ( SELECT f2 AS f FROM t2 );
CREATE VIEW v2 AS SELECT f3 AS f FROM t3;
CREATE VIEW v3 AS SELECT f FROM ( SELECT f3 AS f FROM v1, t3 ) AS sq;
CREATE VIEW v4 AS SELECT COUNT(*) as f FROM v3;
REPLACE INTO v2 ( SELECT * FROM v4 ) UNION ( SELECT f FROM v2 );
drop view v1,v2,v3,v4;
drop table t1,t2,t3;
#
# MDEV-20325: Assertion `outer_context || !*from_field || *from_field == not_found_field' failed in Item_field::fix_outer_field | `!derived->is_excluded()' failed in TABLE_LIST::set_check_materialized | SIGEGV in st_select_lex::mark_as_dependent (optimized builds)
#
CREATE TABLE t1 (a INT);
# Check that re-execution of a stored routine containing
# a query with subquery in the FROM clause doesn't result in
# assert failure in case the 'derived_merge' optimizer option
# has been turned on/off
CREATE PROCEDURE sp() SELECT * FROM (SELECT a FROM t1) tb;
CALL sp();
a
SET optimizer_switch='derived_merge=off';
# Without the patch the following statement would result in assert
# failure
CALL sp();
a
# Check the same test case for Prepared Statement
SET optimizer_switch='derived_merge=on';
PREPARE stmt FROM "SELECT * FROM (SELECT a FROM t1) tb";
EXECUTE stmt;
a
SET optimizer_switch='derived_merge=off';
# Without the patch the following statement would result in assert
# failure
EXECUTE stmt;
a
DEALLOCATE PREPARE stmt;
# Here check the reverse test case - first turn off the 'derived_merge'
# optimizer option, run the stored routine containing a query with
# subquery in the FROM clause, then turn on the 'derived_merge'
# optimizer option and re-execute the same stored routine to check that
# the routine is finished successfully.
CREATE PROCEDURE sp1() SELECT * FROM (SELECT a FROM t1) tb;
SET optimizer_switch='derived_merge=off';
CALL sp1();
a
SET optimizer_switch='derived_merge=on';
CALL sp1();
a
# Check the same test case for Prepared Statement
SET optimizer_switch='derived_merge=off';
PREPARE stmt FROM "SELECT * FROM (SELECT a FROM t1) tb";
EXECUTE stmt;
a
SET optimizer_switch='derived_merge=on';
# Without the patch the following statement would result in assert
# failure
EXECUTE stmt;
a
DEALLOCATE PREPARE stmt;
DROP PROCEDURE sp;
DROP PROCEDURE sp1;
DROP TABLE t1;
#
# End of 10.2 tests
#
#
# MDEV-9959: A serious MariaDB server performance bug
#
create table t1(a int);
insert into t1 values (1),(2),(3),(4),(5),(6);
create table t2(a int, b int,c int);
insert into t2(a,b,c) values (1,1,2),(2,2,3),(3,1,4),(4,2,2),(5,1,1),(6,2,5);
create table t3(a int, b int);
insert into t3(a,b) values (1,1),(2,2),(2,1),(1,2),(5,1),(9,2);
table "<derived2>" should have type=ref and rows=1
one select in derived table
with distinct
analyze select * from t1 , ((select distinct t2.a from t2 order by c))q where t1.a=q.a;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using where
1 PRIMARY <derived2> ref key0 key0 5 test.t1.a 1 1.00 100.00 100.00
2 DERIVED t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using temporary; Using filesort
analyze select * from t1 , ((select distinct t2.a, t2.b from t2 order by c))q where t1.a=q.a;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using where
1 PRIMARY <derived2> ref key0 key0 5 test.t1.a 2 1.00 100.00 100.00
2 DERIVED t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using temporary; Using filesort
# multiple selects in derived table
# NO UNION ALL
analyze select * from t1 , ( (select t2.a from t2 order by c) union (select t2.a from t2 order by c))q where t1.a=q.a;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using where
1 PRIMARY <derived2> ref key0 key0 5 test.t1.a 1 1.00 100.00 100.00
2 DERIVED t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00
3 UNION t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL 6.00 NULL NULL
select * from t1 , ( (select t2.a from t2 order by c) union (select t2.a from t2 order by c))q where t1.a=q.a;
a a
1 1
2 2
3 3
4 4
5 5
6 6
# UNION ALL and EXCEPT
analyze select * from t1 , ( (select t2.a from t2 order by c) union all (select t2.a from t2 order by c) except(select t3.a from t3 order by b))q where t1.a=q.a;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using where
1 PRIMARY <derived2> ref key0 key0 5 test.t1.a 1 0.50 100.00 100.00
2 DERIVED t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00
3 UNION t2 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00
4 EXCEPT t3 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00
NULL UNIT RESULT <unit2,3,4> ALL NULL NULL NULL NULL NULL 3.00 NULL NULL
select * from t1 , ( (select t2.a from t2 order by c) union all (select t2.a from t2 order by c) except(select t3.a from t3 order by b))q where t1.a=q.a;
a a
3 3
4 4
6 6
drop table t1,t2,t3;
#
# MDEV-16549: Server crashes in Item_field::fix_fields on query with
# view and subquery, Assertion `context' failed, Assertion `field' failed
#
CREATE TABLE t1 (a DECIMAL, b INT);
INSERT INTO t1 VALUES (1,1),(2,2);
CREATE VIEW v1 AS SELECT * FROM ( SELECT * FROM t1 WHERE a <> RAND() ) sq;
SELECT * FROM v1 WHERE b > 0;
a b
1 1
2 2
DROP VIEW v1;
DROP TABLE t1;
#
# MDEV-28616: derived table over union with order by clause that
# contains subquery with unresolvable column reference
#
SELECT 1 FROM (
SELECT 1 UNION SELECT 2 ORDER BY (SELECT 1 FROM DUAL WHERE xxx = 0)
) dt;
ERROR 42S22: Unknown column 'xxx' in 'WHERE'
create table t1 (a int, b int);
insert into t1 values (3,8), (7,2), (1,4), (5,9);
create table t2 (a int, b int);
insert into t2 values (9,1), (7,3), (2,6);
create table t3 (c int, d int);
insert into t3 values (7,8), (1,2), (3,8);
select * from
(
select a,b from t1 where t1.a > 3
union
select a,b from t2 where t2.b < 6
order by (a - b / (select a + max(c) from t3 where d = x))
) dt;
ERROR 42S22: Unknown column 'x' in 'WHERE'
drop table t1,t2,t3;
#
# End of 10.3 tests
#
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