drop table if exists t1,t2,t3,t4;
set @save_storage_engine= @@storage_engine;
set storage_engine=InnoDB;
set @innodb_mrr_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
create table t1(a int);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t2(a int);
insert into t2 select A.a + 10*(B.a + 10*C.a) from t1 A, t1 B, t1 C;
create table t3 (
a char(8) not null, b char(8) not null, filler char(200),
key(a)
);
insert into t3 select @a:=concat('c-', 1000+ A.a, '=w'), @a, 'filler' from t2 A;
insert into t3 select concat('c-', 1000+A.a, '=w'), concat('c-', 2000+A.a, '=w'), 
'filler-1' from t2 A;
insert into t3 select concat('c-', 1000+A.a, '=w'), concat('c-', 3000+A.a, '=w'), 
'filler-2' from t2 A;
select a,filler from t3 where a >= 'c-9011=w';
a	filler
select a,filler from t3 where a >= 'c-1011=w' and a <= 'c-1015=w';
a	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1011=w	filler-1
c-1012=w	filler-1
c-1013=w	filler-1
c-1014=w	filler-1
c-1015=w	filler-1
c-1011=w	filler-2
c-1012=w	filler-2
c-1013=w	filler-2
c-1014=w	filler-2
c-1015=w	filler-2
select a,filler from t3 where (a>='c-1011=w' and a <= 'c-1013=w') or
(a>='c-1014=w' and a <= 'c-1015=w');
a	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1011=w	filler-1
c-1012=w	filler-1
c-1013=w	filler-1
c-1014=w	filler-1
c-1015=w	filler-1
c-1011=w	filler-2
c-1012=w	filler-2
c-1013=w	filler-2
c-1014=w	filler-2
c-1015=w	filler-2
insert into t3 values ('c-1013=z', 'c-1013=z', 'err');
insert into t3 values ('a-1014=w', 'a-1014=w', 'err');
select a,filler from t3 where (a>='c-1011=w' and a <= 'c-1013=w') or
(a>='c-1014=w' and a <= 'c-1015=w');
a	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1011=w	filler-1
c-1012=w	filler-1
c-1013=w	filler-1
c-1014=w	filler-1
c-1015=w	filler-1
c-1011=w	filler-2
c-1012=w	filler-2
c-1013=w	filler-2
c-1014=w	filler-2
c-1015=w	filler-2
delete from t3 where b in ('c-1013=z', 'a-1014=w');
select a,filler from t3 where a='c-1011=w' or a='c-1012=w' or a='c-1013=w' or
a='c-1014=w' or a='c-1015=w';
a	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1011=w	filler-1
c-1012=w	filler-1
c-1013=w	filler-1
c-1014=w	filler-1
c-1015=w	filler-1
c-1011=w	filler-2
c-1012=w	filler-2
c-1013=w	filler-2
c-1014=w	filler-2
c-1015=w	filler-2
insert into t3 values ('c-1013=w', 'del-me', 'inserted');
select a,filler from t3 where a='c-1011=w' or a='c-1012=w' or a='c-1013=w' or
a='c-1014=w' or a='c-1015=w';
a	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1011=w	filler-1
c-1012=w	filler-1
c-1013=w	filler-1
c-1014=w	filler-1
c-1015=w	filler-1
c-1011=w	filler-2
c-1012=w	filler-2
c-1013=w	filler-2
c-1014=w	filler-2
c-1015=w	filler-2
c-1013=w	inserted
delete from t3 where b='del-me';
alter table t3 add primary key(b);
select b,filler from t3 where (b>='c-1011=w' and b<= 'c-1018=w') or 
b IN ('c-1019=w', 'c-1020=w', 'c-1021=w', 
'c-1022=w', 'c-1023=w', 'c-1024=w');
b	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1016=w	filler
c-1017=w	filler
c-1018=w	filler
c-1019=w	filler
c-1020=w	filler
c-1021=w	filler
c-1022=w	filler
c-1023=w	filler
c-1024=w	filler
select b,filler from t3 where (b>='c-1011=w' and b<= 'c-1020=w') or 
b IN ('c-1021=w', 'c-1022=w', 'c-1023=w');
b	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1016=w	filler
c-1017=w	filler
c-1018=w	filler
c-1019=w	filler
c-1020=w	filler
c-1021=w	filler
c-1022=w	filler
c-1023=w	filler
select b,filler from t3 where (b>='c-1011=w' and b<= 'c-1018=w') or 
b IN ('c-1019=w', 'c-1020=w') or 
(b>='c-1021=w' and b<= 'c-1023=w');
b	filler
c-1011=w	filler
c-1012=w	filler
c-1013=w	filler
c-1014=w	filler
c-1015=w	filler
c-1016=w	filler
c-1017=w	filler
c-1018=w	filler
c-1019=w	filler
c-1020=w	filler
c-1021=w	filler
c-1022=w	filler
c-1023=w	filler
drop table if exists t4;
create table t4 (a varchar(10), b int, c char(10), filler char(200),
key idx1 (a, b, c));
insert into t4 (filler) select concat('NULL-', 15-a) from t2 order by a limit 15;
insert into t4 (a,b,c,filler) 
select 'b-1',NULL,'c-1', concat('NULL-', 15-a) from t2 order by a limit 15;
insert into t4 (a,b,c,filler) 
select 'b-1',NULL,'c-222', concat('NULL-', 15-a) from t2 order by a limit 15;
insert into t4 (a,b,c,filler) 
select 'bb-1',NULL,'cc-2', concat('NULL-', 15-a) from t2 order by a limit 15;
insert into t4 (a,b,c,filler) 
select 'zz-1',NULL,'cc-2', 'filler-data' from t2 order by a limit 500;
explain 
select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1'
                                                      or c='no-such-row2');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t4	range	idx1	idx1	29	NULL	16	Using index condition; Using where; Rowid-ordered scan
select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1'
                                                    or c='no-such-row2');
a	b	c	filler
NULL	NULL	NULL	NULL-15
NULL	NULL	NULL	NULL-14
NULL	NULL	NULL	NULL-13
NULL	NULL	NULL	NULL-12
NULL	NULL	NULL	NULL-11
NULL	NULL	NULL	NULL-10
NULL	NULL	NULL	NULL-9
NULL	NULL	NULL	NULL-8
NULL	NULL	NULL	NULL-7
NULL	NULL	NULL	NULL-6
NULL	NULL	NULL	NULL-5
NULL	NULL	NULL	NULL-4
NULL	NULL	NULL	NULL-3
NULL	NULL	NULL	NULL-2
NULL	NULL	NULL	NULL-1
explain 
select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t4	range	idx1	idx1	29	NULL	32	Using index condition; Using where; Rowid-ordered scan
select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2');
a	b	c	filler
b-1	NULL	c-1	NULL-15
b-1	NULL	c-1	NULL-14
b-1	NULL	c-1	NULL-13
b-1	NULL	c-1	NULL-12
b-1	NULL	c-1	NULL-11
b-1	NULL	c-1	NULL-10
b-1	NULL	c-1	NULL-9
b-1	NULL	c-1	NULL-8
b-1	NULL	c-1	NULL-7
b-1	NULL	c-1	NULL-6
b-1	NULL	c-1	NULL-5
b-1	NULL	c-1	NULL-4
b-1	NULL	c-1	NULL-3
b-1	NULL	c-1	NULL-2
b-1	NULL	c-1	NULL-1
bb-1	NULL	cc-2	NULL-15
bb-1	NULL	cc-2	NULL-14
bb-1	NULL	cc-2	NULL-13
bb-1	NULL	cc-2	NULL-12
bb-1	NULL	cc-2	NULL-11
bb-1	NULL	cc-2	NULL-10
bb-1	NULL	cc-2	NULL-9
bb-1	NULL	cc-2	NULL-8
bb-1	NULL	cc-2	NULL-7
bb-1	NULL	cc-2	NULL-6
bb-1	NULL	cc-2	NULL-5
bb-1	NULL	cc-2	NULL-4
bb-1	NULL	cc-2	NULL-3
bb-1	NULL	cc-2	NULL-2
bb-1	NULL	cc-2	NULL-1
select * from t4 ignore index(idx1) where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2');
a	b	c	filler
b-1	NULL	c-1	NULL-15
b-1	NULL	c-1	NULL-14
b-1	NULL	c-1	NULL-13
b-1	NULL	c-1	NULL-12
b-1	NULL	c-1	NULL-11
b-1	NULL	c-1	NULL-10
b-1	NULL	c-1	NULL-9
b-1	NULL	c-1	NULL-8
b-1	NULL	c-1	NULL-7
b-1	NULL	c-1	NULL-6
b-1	NULL	c-1	NULL-5
b-1	NULL	c-1	NULL-4
b-1	NULL	c-1	NULL-3
b-1	NULL	c-1	NULL-2
b-1	NULL	c-1	NULL-1
bb-1	NULL	cc-2	NULL-15
bb-1	NULL	cc-2	NULL-14
bb-1	NULL	cc-2	NULL-13
bb-1	NULL	cc-2	NULL-12
bb-1	NULL	cc-2	NULL-11
bb-1	NULL	cc-2	NULL-10
bb-1	NULL	cc-2	NULL-9
bb-1	NULL	cc-2	NULL-8
bb-1	NULL	cc-2	NULL-7
bb-1	NULL	cc-2	NULL-6
bb-1	NULL	cc-2	NULL-5
bb-1	NULL	cc-2	NULL-4
bb-1	NULL	cc-2	NULL-3
bb-1	NULL	cc-2	NULL-2
bb-1	NULL	cc-2	NULL-1
drop table t1, t2, t3, t4;
create table t1 (a int, b int not null,unique key (a,b),index(b));
insert ignore into t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(null,7),(9,9),(8,8),(7,7),(null,9),(null,9),(6,6);
Warnings:
Warning	1062	Duplicate entry '6-6' for key 'a'
create table t2 like t1;
insert into t2 select * from t1;
alter table t1 modify b blob not null, add c int not null, drop key a, add unique key (a,b(20),c), drop key b, add key (b(10));
select * from t1 where a is null;
a	b	c
NULL	7	0
NULL	9	0
NULL	9	0
select * from t1 where (a is null or a > 0 and a < 3) and b > 7 limit 3;
a	b	c
NULL	9	0
NULL	9	0
select * from t1 where a is null and b=9 or a is null and b=7 limit 3;
a	b	c
NULL	7	0
NULL	9	0
NULL	9	0
drop table t1, t2;
set storage_engine= @save_storage_engine;
set @mrr_buffer_size_save= @@mrr_buffer_size;
set mrr_buffer_size=64;
Warnings:
Warning	1292	Truncated incorrect mrr_buffer_size value: '64'
create table t1(a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t2(a char(8), b char(8), c char(8), filler char(100), key(a,b,c) ) engine=InnoDB;
insert into t2 select 
concat('a-', 1000 + A.a, '-a'),
concat('b-', 1000 + B.a, '-b'),
concat('c-', 1000 + C.a, '-c'),
'filler'
from t1 A, t1 B, t1 C;
explain
select count(length(a) + length(filler)) from t2 force index (a) where a>='a-1000-a' and a <'a-1001-a';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	range	a	a	9	NULL	99	Using index condition; Rowid-ordered scan
select count(length(a) + length(filler)) from t2 force index (a) where a>='a-1000-a' and a <'a-1001-a';
count(length(a) + length(filler))
100
drop table t2;
create table t2 (a char(100), b char(100), c char(100), d int, 
filler char(10), key(d), primary key (a,b,c)) engine= innodb;
insert into t2 select A.a, B.a, B.a, A.a, 'filler' from t1 A, t1 B;
explain select * from t2 force index (d) where d < 10;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	range	d	d	5	NULL	#	Using index condition; Rowid-ordered scan
drop table t2;
drop table t1;
set @@mrr_buffer_size= @mrr_buffer_size_save;
create table t1 (f1 int not null, f2 int not null,f3 int not null, f4 char(1), primary key (f1,f2), key ix(f3))Engine=InnoDB;
select * from t1 where (f3>=5 and f3<=10) or (f3>=1 and f3<=4);
f1	f2	f3	f4
1	1	1	A
2	2	2	A
3	3	3	A
4	4	4	A
5	5	5	A
6	6	6	A
7	7	7	A
8	8	8	A
9	9	9	A
10	10	10	A
drop table t1;

BUG#37977: Wrong result returned on GROUP BY + OR + Innodb

CREATE TABLE t1 (
`pk` int(11) NOT NULL AUTO_INCREMENT,
`int_nokey` int(11) NOT NULL,
`int_key` int(11) NOT NULL,
`date_key` date NOT NULL,
`date_nokey` date NOT NULL,
`time_key` time NOT NULL,
`time_nokey` time NOT NULL,
`datetime_key` datetime NOT NULL,
`datetime_nokey` datetime NOT NULL,
`varchar_key` varchar(5) DEFAULT NULL,
`varchar_nokey` varchar(5) DEFAULT NULL,
PRIMARY KEY (`pk`),
KEY `int_key` (`int_key`),
KEY `date_key` (`date_key`),
KEY `time_key` (`time_key`),
KEY `datetime_key` (`datetime_key`),
KEY `varchar_key` (`varchar_key`)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES 
(1,5,5,'2009-10-16','2009-10-16','09:28:15','09:28:15','2007-09-14 05:34:08','2007-09-14 05:34:08','qk','qk'),
(2,6,6,'0000-00-00','0000-00-00','23:06:39','23:06:39','0000-00-00 00:00:00','0000-00-00 00:00:00','j','j'),
(3,10,10,'2000-12-18','2000-12-18','22:16:19','22:16:19','2006-11-04 15:42:50','2006-11-04 15:42:50','aew','aew'),
(4,0,0,'2001-09-18','2001-09-18','00:00:00','00:00:00','2004-03-23 13:23:35','2004-03-23 13:23:35',NULL,NULL),
(5,6,6,'2007-08-16','2007-08-16','22:13:38','22:13:38','2004-08-19 11:01:28','2004-08-19 11:01:28','qu','qu');
select pk from t1 WHERE `varchar_key` > 'kr' group by pk;
pk
1
5
select pk from t1 WHERE `int_nokey` IS NULL OR  `varchar_key` > 'kr' group by pk;
pk
1
5
drop table t1;
#
# BUG#39447: Error with NOT NULL condition and LIMIT 1
#
CREATE TABLE t1 (                 
id int(11) NOT NULL,                
parent_id int(11) DEFAULT NULL,     
name varchar(10) DEFAULT NULL,      
PRIMARY KEY (id),                   
KEY ind_parent_id (parent_id)     
) ENGINE=InnoDB;
insert into t1 (id, parent_id, name) values
(10,NULL,'A'),
(20,10,'B'),
(30,10,'C'),
(40,NULL,'D'),
(50,40,'E'),
(60,40,'F'),
(70,NULL,'J');
SELECT id FROM t1 WHERE parent_id IS NOT NULL ORDER BY id DESC LIMIT 1;
id
60
This must show type=index, extra=Using where
explain SELECT * FROM t1 FORCE INDEX (PRIMARY) WHERE parent_id IS NOT NULL ORDER BY id DESC LIMIT 1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	1	Using where
SELECT * FROM t1 WHERE parent_id IS NOT NULL ORDER BY id DESC LIMIT 1;
id	parent_id	name
60	40	F
drop table t1;
#
# BUG#628785: multi_range_read.cc:430: int DsMrr_impl::dsmrr_init(): Assertion `do_sort_keys || do_rowid_fetch' failed 
#
set @save_join_cache_level= @@join_cache_level;
set @save_optimizer_switch= @@optimizer_switch;
SET SESSION join_cache_level=9;
Warnings:
Warning	1292	Truncated incorrect join_cache_level value: '9'
SET SESSION optimizer_switch='mrr_sort_keys=off';
CREATE TABLE `t1` (
`pk` int(11) NOT NULL AUTO_INCREMENT,
`col_int_nokey` int(11) DEFAULT NULL,
`col_int_key` int(11) DEFAULT NULL,
`col_varchar_key` varchar(1) DEFAULT NULL,
`col_varchar_nokey` varchar(1) DEFAULT NULL,
PRIMARY KEY (`pk`),
KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`)
) ENGINE=InnoDB AUTO_INCREMENT=101 DEFAULT CHARSET=latin1;
INSERT INTO `t1` VALUES (1,6,NULL,'r','r');
INSERT INTO `t1` VALUES (2,8,0,'c','c');
INSERT INTO `t1` VALUES (97,7,0,'z','z');
INSERT INTO `t1` VALUES (98,1,1,'j','j');
INSERT INTO `t1` VALUES (99,7,8,'c','c');
INSERT INTO `t1` VALUES (100,2,5,'f','f');
SELECT table1 .`col_varchar_key`
FROM t1 table1 STRAIGHT_JOIN ( t1 table3 JOIN t1 table4 ON table4 .`pk` = table3 .`col_int_nokey` ) ON table4 .`col_varchar_nokey` ;
col_varchar_key
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'r'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
Warning	1292	Truncated incorrect DOUBLE value: 'c'
DROP TABLE t1;
set join_cache_level=@save_join_cache_level;
set optimizer_switch=@save_optimizer_switch;
# 
# BUG#623300: Query with join_cache_level = 6 returns extra rows in maria-5.3-dsmrr-cpk
# 
CREATE TABLE t1 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_nokey int(11) DEFAULT NULL,
PRIMARY KEY (pk)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (10,7);
INSERT INTO t1 VALUES (11,1);
INSERT INTO t1 VALUES (12,5);
INSERT INTO t1 VALUES (13,3);
INSERT INTO t1 VALUES (14,6);
INSERT INTO t1 VALUES (15,92);
INSERT INTO t1 VALUES (16,7);
INSERT INTO t1 VALUES (17,NULL);
INSERT INTO t1 VALUES (18,3);
INSERT INTO t1 VALUES (19,5);
INSERT INTO t1 VALUES (20,1);
INSERT INTO t1 VALUES (21,2);
INSERT INTO t1 VALUES (22,NULL);
INSERT INTO t1 VALUES (23,1);
INSERT INTO t1 VALUES (24,0);
INSERT INTO t1 VALUES (25,210);
INSERT INTO t1 VALUES (26,8);
INSERT INTO t1 VALUES (27,7);
INSERT INTO t1 VALUES (28,5);
INSERT INTO t1 VALUES (29,NULL);
CREATE TABLE t2 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_nokey int(11) DEFAULT NULL,
PRIMARY KEY (pk)
) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,NULL);
INSERT INTO t2 VALUES (2,7);
INSERT INTO t2 VALUES (3,9);
INSERT INTO t2 VALUES (4,7);
INSERT INTO t2 VALUES (5,4);
INSERT INTO t2 VALUES (6,2);
INSERT INTO t2 VALUES (7,6);
INSERT INTO t2 VALUES (8,8);
INSERT INTO t2 VALUES (9,NULL);
INSERT INTO t2 VALUES (10,5);
INSERT INTO t2 VALUES (11,NULL);
INSERT INTO t2 VALUES (12,6);
INSERT INTO t2 VALUES (13,188);
INSERT INTO t2 VALUES (14,2);
INSERT INTO t2 VALUES (15,1);
INSERT INTO t2 VALUES (16,1);
INSERT INTO t2 VALUES (17,0);
INSERT INTO t2 VALUES (18,9);
INSERT INTO t2 VALUES (19,NULL);
INSERT INTO t2 VALUES (20,4);
set @my_save_join_cache_level= @@join_cache_level;
SET join_cache_level = 0;
SELECT table2.col_int_nokey
FROM t1 table1 JOIN t2 table2 ON table2.pk = table1.col_int_nokey
WHERE table1.pk ;
col_int_nokey
2
4
4
4
6
6
6
7
8
9
9
NULL
NULL
NULL
SET join_cache_level = 6;
SELECT table2.col_int_nokey
FROM t1 table1 JOIN t2 table2 ON table2.pk = table1.col_int_nokey
WHERE table1.pk ;
col_int_nokey
2
4
4
4
6
6
6
7
8
9
9
NULL
NULL
NULL
set join_cache_level= @my_save_join_cache_level;
drop table t1, t2;
#
# BUG#623315: Query returns less rows when run with join_cache_level=6 on maria-5.3-dsmrr-cpk
#
CREATE TABLE t1 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_nokey int(11) DEFAULT NULL,
col_int_key int(11) DEFAULT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_int_key (col_int_key),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (10,7,8,'v');
INSERT INTO t1 VALUES (11,1,9,'r');
INSERT INTO t1 VALUES (12,5,9,'a');
INSERT INTO t1 VALUES (13,3,186,'m');
INSERT INTO t1 VALUES (14,6,NULL,'y');
INSERT INTO t1 VALUES (15,92,2,'j');
INSERT INTO t1 VALUES (16,7,3,'d');
INSERT INTO t1 VALUES (17,NULL,0,'z');
INSERT INTO t1 VALUES (18,3,133,'e');
INSERT INTO t1 VALUES (19,5,1,'h');
INSERT INTO t1 VALUES (20,1,8,'b');
INSERT INTO t1 VALUES (21,2,5,'s');
INSERT INTO t1 VALUES (22,NULL,5,'e');
INSERT INTO t1 VALUES (23,1,8,'j');
INSERT INTO t1 VALUES (24,0,6,'e');
INSERT INTO t1 VALUES (25,210,51,'f');
INSERT INTO t1 VALUES (26,8,4,'v');
INSERT INTO t1 VALUES (27,7,7,'x');
INSERT INTO t1 VALUES (28,5,6,'m');
INSERT INTO t1 VALUES (29,NULL,4,'c');
set @my_save_join_cache_level= @@join_cache_level;
SET join_cache_level=6;
select count(*) from 
(SELECT table2.pk FROM
t1 LEFT JOIN t1 table2 JOIN t1 table3 ON table3.col_varchar_key = table2.col_varchar_key 
ON table3.col_int_nokey) foo;
count(*)
480
SET join_cache_level=0;
select count(*) from 
(SELECT table2.pk FROM
t1 LEFT JOIN t1 table2 JOIN t1 table3 ON table3.col_varchar_key = table2.col_varchar_key 
ON table3.col_int_nokey) foo;
count(*)
480
set join_cache_level= @my_save_join_cache_level;
drop table t1;
#
# BUG#671340: Diverging results in with mrr_sort_keys=ON|OFF and join_cache_level=5
#
CREATE TABLE t1 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) NOT NULL,
col_varchar_key varchar(1) NOT NULL,
col_varchar_nokey varchar(1) NOT NULL,
PRIMARY KEY (pk),
KEY col_int_key (col_int_key),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES 
(10,8,'v','v'),
(11,8,'f','f'),
(12,5,'v','v'),
(13,8,'s','s'),
(14,8,'a','a'),
(15,6,'p','p'),
(16,7,'z','z'),
(17,2,'a','a'),
(18,5,'h','h'),
(19,7,'h','h'),
(20,2,'v','v'),
(21,9,'v','v'),
(22,142,'b','b'),
(23,3,'y','y'),
(24,0,'v','v'),
(25,3,'m','m'),
(26,5,'z','z'),
(27,9,'n','n'),
(28,1,'d','d'),
(29,107,'a','a');
CREATE TABLE t2 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) NOT NULL,
col_varchar_key varchar(1) NOT NULL,
col_varchar_nokey varchar(1) NOT NULL,
PRIMARY KEY (pk),
KEY col_int_key (col_int_key),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=InnoDB;
INSERT INTO t2 VALUES 
(1,9,'x','x'),
(2,5,'g','g'),
(3,1,'o','o'),
(4,0,'g','g'),
(5,1,'v','v'),
(6,190,'m','m'),
(7,6,'x','x'),
(8,3,'c','c'),
(9,4,'z','z'),
(10,3,'i','i'),
(11,186,'x','x'),
(12,1,'g','g'),
(13,8,'q','q'),
(14,226,'m','m'),
(15,133,'p','p'),
(16,6,'e','e'),
(17,3,'t','t'),
(18,8,'j','j'),
(19,5,'h','h'),
(20,7,'w','w');
SELECT count(*), sum(table1.col_int_key*table2.pk) 
FROM 
t2 AS table1, t1 AS table2, t2 AS table3 
WHERE 
table3.col_varchar_nokey = table2.col_varchar_key AND table3.pk > table2.col_varchar_nokey ;
count(*)	sum(table1.col_int_key*table2.pk)
240	185955
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
Warning	1292	Truncated incorrect DOUBLE value: 'v'
set @my_save_join_cache_level= @@join_cache_level;
set @my_save_join_buffer_size= @@join_buffer_size;
set join_cache_level=6;
set join_buffer_size=1536;
SELECT count(*), sum(table1.col_int_key*table2.pk) 
FROM 
t2 AS table1, t1 AS table2, t2 AS table3 
WHERE 
table3.col_varchar_nokey = table2.col_varchar_key AND table3.pk > table2.col_varchar_nokey ;
count(*)	sum(table1.col_int_key*table2.pk)
240	185955
drop table t1,t2;
set join_cache_level=@my_save_join_cache_level;
set join_buffer_size=@my_save_join_buffer_size;
#
# BUG#665669: Result differences on query re-execution
#
create table t1 (pk int primary key, b int, c int default 0, index idx(b)) engine=innodb;
insert into t1(pk,b) values (3, 30), (2, 20), (9, 90), (7, 70), (4, 40), (5, 50), (10, 100), (12, 120);
set @bug665669_tmp=@@optimizer_switch;
set optimizer_switch='mrr=off';
explain select * from t1 where b > 1000;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	idx	idx	5	NULL	1	Using index condition
# The following two must produce indentical results:
select * from t1 where pk < 2 or pk between 3 and 4;
pk	b	c
3	30	0
4	40	0
select * from t1 where pk < 2 or pk between 3 and 4;
pk	b	c
3	30	0
4	40	0
drop table t1;
set optimizer_switch = @bug665669_tmp;
#
# Bug#43360 - Server crash with a simple multi-table update
#
CREATE TABLE t1 (
a CHAR(2) NOT NULL PRIMARY KEY,
b VARCHAR(20) NOT NULL,
KEY (b)
) ENGINE=InnoDB;
CREATE TABLE t2 (
a CHAR(2) NOT NULL PRIMARY KEY,
b VARCHAR(20) NOT NULL,
KEY (b)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES
('AB','MySQLAB'),
('JA','Sun Microsystems'),
('MS','Microsoft'),
('IB','IBM- Inc.'),
('GO','Google Inc.');
INSERT INTO t2 VALUES
('AB','Sweden'),
('JA','USA'),
('MS','United States of America'),
('IB','North America'),
('GO','South America');
Warnings:
Warning	1265	Data truncated for column 'b' at row 3
UPDATE t1,t2 SET t1.b=UPPER(t1.b) WHERE t1.b LIKE 'United%';
SELECT * FROM t1;
a	b
GO	Google Inc.
IB	IBM- Inc.
MS	Microsoft
AB	MySQLAB
JA	Sun Microsystems
SELECT * FROM t2;
a	b
IB	North America
GO	South America
AB	Sweden
MS	United States of Ame
JA	USA
DROP TABLE t1,t2;
#
# Testcase backport: Bug#43249
# (Note: Fixed by patch for BUG#42580)
#
CREATE TABLE t1(c1 TIME NOT NULL, c2 TIME NULL, c3 DATE, PRIMARY KEY(c1), UNIQUE INDEX(c2)) engine=innodb;
INSERT INTO t1 VALUES('8:29:45',NULL,'2009-02-01');
SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c2 LIMIT 2;
c1	c2	c3
08:29:45	NULL	2009-02-01
SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c2 LIMIT 2;
c1	c2	c3
08:29:45	NULL	2009-02-01
drop table `t1`;
#
# BUG#707925: Wrong result with join_cache_level=6 optimizer_use_mrr =
#   force (incremental, BKA join)
#
set @_save_join_cache_level= @@join_cache_level;
set join_cache_level = 6;
CREATE TABLE t1 ( 
f1 int(11), f2 int(11), f3 varchar(1), f4 varchar(1), 
PRIMARY KEY (f1), 
KEY (f3), 
KEY (f2)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES ('11','8','f','f'),('12','5','v','v'),('13','8','s','s'),
('14','8','a','a'),('15','6','p','p'),('16','7','z','z'),('17','2','a','a'),
('18','5','h','h'),('19','7','h','h'),('20','2','v','v'),('21','9','v','v'),
('22','142','b','b'),('23','3','y','y'),('24','0','v','v'),('25','3','m','m'),
('26','5','z','z'),('27','9','n','n'),('28','1','d','d'),('29','107','a','a');
select count(*) from (
SELECT alias1.f2 
FROM 
t1 AS alias1 JOIN ( 
t1 AS alias2 FORCE KEY (f3) JOIN 
t1 AS alias3 FORCE KEY (f2) ON alias3.f2 = alias2.f2 AND alias3.f4 = alias2.f3 
) ON alias3.f1 <= alias2.f1
) X;
count(*)
361
set join_cache_level=@_save_join_cache_level;
set optimizer_switch= @innodb_mrr_tmp;
drop table t1;