Commit a4f5e014 authored by Sergey Petrunya's avatar Sergey Petrunya

Merge @@optimizer_switch default settings changes into 5.3

parents ae7ed5ad 834bdfa1
......@@ -104,7 +104,7 @@ insert into t1 (b) values ("hello"),("my"),("world");
create table t2 (key (b)) select * from t1;
explain select * from t2 where b="world";
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ref B B 21 const 1 Using index condition
1 SIMPLE t2 ref B B 21 const 1 Using where
select * from t2 where b="world";
a B
3 world
......
......@@ -566,31 +566,31 @@ INSERT INTO t1 VALUES ('i','i');
INSERT INTO t1 VALUES ('j','j');
EXPLAIN SELECT * FROM t1 WHERE s1='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition
1 SIMPLE t1 ref s1 s1 11 const 1 Using where
EXPLAIN SELECT * FROM t1 WHERE s2='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref s2 s2 11 const 1 Using index condition
1 SIMPLE t1 ref s2 s2 11 const 1 Using where
EXPLAIN SELECT * FROM t1 WHERE s1='a' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition
1 SIMPLE t1 ref s1 s1 11 const 1 Using where
EXPLAIN SELECT * FROM t1 WHERE s2='a' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where
EXPLAIN SELECT * FROM t1 WHERE s1 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range s1 s1 11 NULL 2 Using where
EXPLAIN SELECT * FROM t1 WHERE s2 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where
EXPLAIN SELECT * FROM t1 WHERE s1 IN ('a','b' COLLATE latin1_german1_ci);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range s1 s1 11 NULL 2 Using where
EXPLAIN SELECT * FROM t1 WHERE s2 IN ('a','b' COLLATE latin1_german1_ci);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where
EXPLAIN SELECT * FROM t1 WHERE s1 LIKE 'a' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range s1 s1 11 NULL 1 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range s1 s1 11 NULL 1 Using where
EXPLAIN SELECT * FROM t1 WHERE s2 LIKE 'a' COLLATE latin1_german1_ci;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where
......
......@@ -13,7 +13,7 @@ id str
3 foo
explain select * from t1 where str is null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref str str 11 const 1 Using index condition
1 SIMPLE t1 ref str str 11 const 1 Using where
explain select * from t1 where str="foo";
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const str str 11 const 1
......
This diff is collapsed.
......@@ -1898,8 +1898,8 @@ SELECT a, AVG(t1.b),
FROM t1 GROUP BY a;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL a 10 NULL 9 Using index
3 DEPENDENT SUBQUERY t12 ref a a 10 func,func 2 Using index condition
2 DEPENDENT SUBQUERY t11 ref a a 10 func,func 2 Using index condition
3 DEPENDENT SUBQUERY t12 ref a a 10 func,func 2 Using where
2 DEPENDENT SUBQUERY t11 ref a a 10 func,func 2 Using where
SELECT a, AVG(t1.b),
(SELECT t11.c FROM t1 t11 WHERE t11.a = t1.a AND t11.b = AVG(t1.b)) AS t11c,
(SELECT t12.c FROM t1 t12 WHERE t12.a = t1.a AND t12.b = AVG(t1.b)) AS t12c
......
......@@ -74,12 +74,12 @@ EXPLAIN
SELECT * FROM City
WHERE Name LIKE 'M%' AND Population > 300000;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range Population,Name Name 35 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range Population,Name Name 35 NULL # Using where
EXPLAIN
SELECT * FROM City
WHERE Name LIKE 'M%' AND Population > 7000000;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range Population,Name Population 4 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range Population,Name Population 4 NULL # Using where
SELECT * FROM City USE INDEX ()
WHERE Name LIKE 'C%' AND Population > 1000000;
ID Name Country Population
......@@ -334,8 +334,8 @@ ID Name Country Population
SELECT * FROM City
WHERE Name LIKE 'M%' AND Population > 7000000;
ID Name Country Population
1024 Mumbai (Bombay) IND 10500000
3580 Moscow RUS 8389200
1024 Mumbai (Bombay) IND 10500000
SELECT COUNT(*) FROM City WHERE Name BETWEEN 'M' AND 'N';
COUNT(*)
301
......@@ -371,7 +371,7 @@ EXPLAIN
SELECT * FROM City
WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range Population,Name,Country Name # NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range Population,Name,Country Name # NULL # Using where
SELECT * FROM City USE INDEX ()
WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%';
ID Name Country Population
......@@ -410,18 +410,18 @@ ID Name Country Population
SELECT * FROM City
WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%';
ID Name Country Population
1895 Harbin CHN 4289800
1904 Jinan CHN 2278100
1905 Hangzhou CHN 2190500
1914 Guiyang CHN 1465200
1928 Handan CHN 840000
1905 Hangzhou CHN 2190500
1895 Harbin CHN 4289800
1916 Hefei CHN 1369100
1923 Jilin CHN 1040000
1950 Hegang CHN 520000
1927 Hohhot CHN 916700
1928 Handan CHN 840000
1937 Huainan CHN 700000
1938 Jixi CHN 683885
1923 Jilin CHN 1040000
1904 Jinan CHN 2278100
1944 Jinzhou CHN 570000
1950 Hegang CHN 520000
1938 Jixi CHN 683885
SELECT COUNT(*) FROM City WHERE ID BETWEEN 501 AND 1000;
COUNT(*)
500
......@@ -462,7 +462,7 @@ EXPLAIN
SELECT * FROM City
WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where
EXPLAIN
SELECT * FROM City
WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%';
......@@ -472,7 +472,7 @@ EXPLAIN
SELECT * FROM City
WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country Country 3 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range PRIMARY,Population,Country Country 3 NULL # Using where
EXPLAIN
SELECT * FROM City
WHERE ID BETWEEN 3701 AND 4000 AND Population > 1000000
......@@ -484,7 +484,7 @@ SELECT * FROM City
WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000
AND Country BETWEEN 'S' AND 'Z' ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where
SELECT * FROM City USE INDEX ()
WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%';
ID Name Country Population
......@@ -733,7 +733,7 @@ EXPLAIN
SELECT * FROM City
WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range Population,Country,Name Name 35 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range Population,Country,Name Name 35 NULL # Using where
EXPLAIN
SELECT * FROM City
WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%';
......@@ -744,7 +744,7 @@ SELECT * FROM City
WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000
AND Country BETWEEN 'S' AND 'Z';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where
SELECT * FROM City WHERE
Name LIKE 'C%' AND Population > 1000000;
ID Name Country Population
......@@ -785,14 +785,14 @@ ID Name Country Population
SELECT * FROM City
WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%';
ID Name Country Population
1895 Harbin CHN 4289800
1905 Hangzhou CHN 2190500
1914 Guiyang CHN 1465200
1928 Handan CHN 840000
1905 Hangzhou CHN 2190500
1895 Harbin CHN 4289800
1916 Hefei CHN 1369100
1950 Hegang CHN 520000
1927 Hohhot CHN 916700
1928 Handan CHN 840000
1937 Huainan CHN 700000
1950 Hegang CHN 520000
SELECT * FROM City
WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%';
ID Name Country Population
......@@ -1035,12 +1035,12 @@ EXPLAIN
SELECT * FROM t1
WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,f4 f4 35 NULL # Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,f4 f4 35 NULL # Using where
SELECT * FROM t1
WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ;
f1 f4 f5
994 r 2
996 A 2
998 a 0
994 r 2
DROP TABLE t1;
SET SESSION optimizer_switch='index_merge_sort_intersection=on';
......@@ -21,7 +21,7 @@ Table Op Msg_type Msg_text
test.t0 analyze status OK
explain select * from t0 where key1 < 3 or key1 > 1020;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 range i1 i1 4 NULL 78 Using index condition; Rowid-ordered scan
1 SIMPLE t0 range i1 i1 4 NULL 78 Using where
explain
select * from t0 where key1 < 3 or key2 > 1020;
id select_type table type possible_keys key key_len ref rows Extra
......@@ -74,7 +74,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 17 Using sort_union(i1,i2); Using where
explain select * from t0 where key2 = 45 or key1 <=> null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 range i1,i2 i2 4 NULL 1 Using where; Rowid-ordered scan
1 SIMPLE t0 range i1,i2 i2 4 NULL 1 Using where
explain select * from t0 where key2 = 45 or key1 is not null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where
......@@ -277,7 +277,7 @@ id select_type table type possible_keys key key_len ref rows Extra
explain select * from t0,t1 where t0.key1 < 3 and
(t1.key1 = t0.key1 or t1.key8 = t0.key1);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 range i1 i1 4 NULL 3 Using index condition; Rowid-ordered scan
1 SIMPLE t0 range i1 i1 4 NULL 3 Using where
1 SIMPLE t1 ALL i1,i8 NULL NULL NULL 1024 Range checked for each record (index map: 0x81)
explain select * from t1 where key1=3 or key2=4
union select * from t1 where key1<4 or key3=5;
......@@ -1378,19 +1378,19 @@ primary key (pk1, pk2)
);
explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 7 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 7 Using where
select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2
1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2
1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2
1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2
1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2
1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2
1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2
1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2
1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2
1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2
1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2
1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2
1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2
1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2
1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2
1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2
1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2
1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2
1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2
1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2
explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where
......
set @innodb_test_tmp=@@optimizer_switch;
set optimizer_switch =
if(@innodb_test_dont_touch_optimizer_switch,
@@optimizer_switch,
'mrr=on,mrr_sort_keys=on,index_condition_pushdown=on');
drop table if exists t1,t2,t3,t4;
drop database if exists mysqltest;
create table t1 (id int unsigned not null auto_increment, code tinyint unsigned not null, name char(20) not null, primary key (id), key (code), unique (name)) engine=innodb;
......@@ -3303,3 +3308,4 @@ Variable_name Value
Handler_update 1
Variable_name Value
Handler_delete 1
set optimizer_switch=@innodb_test_tmp;
set @save_storage_engine= @@storage_engine;
set storage_engine=InnoDB;
set @innodb_icp_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
#
# Bug#36981 - "innodb crash when selecting for update"
#
......@@ -200,4 +202,5 @@ COUNT(*)
12
DROP PROCEDURE insert_data;
DROP TABLE t1, t2, t3;
set optimizer_switch=@innodb_icp_tmp;
set storage_engine= @save_storage_engine;
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
......@@ -764,4 +766,5 @@ t1 AS alias3 FORCE KEY (f2) ON alias3.f2 = alias2.f2 AND alias3.f4 = alias2.f3
count(*)
361
set join_cache_level=@_save_join_cache_level;
set optimizer_switch= @innodb_mrr_tmp;
drop table t1;
drop table if exists t0,t1,t2,t3;
set @innodb_mrr_cpk_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @save_join_cache_level=@@join_cache_level;
set join_cache_level=6;
set @save_storage_engine=@@storage_engine;
......@@ -145,4 +147,5 @@ set optimizer_switch='index_condition_pushdown=on';
drop table t1,t2;
set @@join_cache_level= @save_join_cache_level;
set storage_engine=@save_storage_engine;
set optimizer_switch=@innodb_mrr_cpk_tmp;
drop table t0;
This source diff could not be displayed because it is too large. You can view the blob instead.
......@@ -1264,7 +1264,7 @@ SHOW STATUS LIKE 'Handler_read_%';
Variable_name Value
Handler_read_first 0
Handler_read_key 1
Handler_read_next 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 1
......
......@@ -4,6 +4,8 @@ set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @local_join_cache_test_optimizer_switch_default=@@optimizer_switch;
set names utf8;
CREATE DATABASE world;
use world;
......@@ -4834,7 +4836,7 @@ SELECT * FROM t1,t2
WHERE t1.f1 = t2.f4 AND (t1.f3 = 1 AND t2.f3 = 4 OR t1.f3 = 2 AND t2.f3 = 6);
f1 f3 f3 f2 f4
SET SESSION join_cache_level = DEFAULT;
SET SESSION optimizer_switch = DEFAULT;
SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default;
DROP TABLE t1,t2;
CREATE TABLE t1 (f1 int, f2 varchar(10), KEY (f1), KEY (f2)) ;
INSERT INTO t1 VALUES
......@@ -4856,7 +4858,7 @@ id select_type table type possible_keys key key_len ref rows Extra
SELECT * FROM t1,t2
WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1;
f1 f2 f3
SET SESSION optimizer_switch = DEFAULT;
SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default;
SET SESSION optimizer_switch = 'index_condition_pushdown=on';
EXPLAIN SELECT * FROM t1,t2
WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1;
......@@ -4866,7 +4868,7 @@ id select_type table type possible_keys key key_len ref rows Extra
SELECT * FROM t1,t2
WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1;
f1 f2 f3
SET SESSION optimizer_switch = DEFAULT;
SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default;
DROP TABLE t1,t2;
#
# Bug #694443: hash join using IS NULL the an equi-join condition
......@@ -5000,5 +5002,4 @@ a
0
SET SESSION join_cache_level = DEFAULT;
DROP TABLE t1, t2;
SET SESSION optimizer_switch=default;
set @@optimizer_switch=@save_optimizer_switch;
......@@ -1447,12 +1447,12 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL X
1 SIMPLE t3 ref a a 5 test.t2.b X Using where
1 SIMPLE t5 ref a a 5 test.t3.b X
1 SIMPLE t4 ref a a 5 test.t3.b X Using index condition
1 SIMPLE t4 ref a a 5 test.t3.b X Using where
explain select * from (t4 join t6 on t6.a=t4.b) right join t3 on t4.a=t3.b
join t2 left join (t5 join t7 on t7.a=t5.b) on t5.a=t2.b where t3.a<=>t2.b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL X
1 SIMPLE t3 ref a a 5 test.t2.b X Using index condition
1 SIMPLE t3 ref a a 5 test.t2.b X Using where
1 SIMPLE t4 ref a a 5 test.t3.b X Using where
1 SIMPLE t6 ref a a 5 test.t4.b X
1 SIMPLE t5 ref a a 5 test.t2.b X Using where
......
set @save_optimizer_switch_jcl6=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
......
set @save_optimizer_switch_jcl6=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
......
......@@ -628,7 +628,7 @@ select p from t1 where p between 1010 and 1020;
p
explain select i from t2 where p between 1010 and 1020;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 28 Using index condition; Rowid-ordered scan
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 28 Using where
select i from t2 where p between 1010 and 1020;
i
1
......
set @save_storage_engine= @@storage_engine;
set storage_engine=Maria;
set @maria_icp_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
#
# Bug#36981 - "innodb crash when selecting for update"
#
......@@ -201,3 +203,4 @@ COUNT(*)
DROP PROCEDURE insert_data;
DROP TABLE t1, t2, t3;
set storage_engine= @save_storage_engine;
set optimizer_switch=@maria_icp_tmp;
drop table if exists t1,t2,t3,t4;
set @maria_mrr_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @mrr_buffer_size_save= @@mrr_buffer_size;
set @save_storage_engine= @@storage_engine;
set storage_engine=aria;
......@@ -426,4 +428,5 @@ alias2.f3 < 0;
f2 f3 f4 f5 f2
set join_cache_level=@_save_join_cache_level;
set join_buffer_size=@_save_join_buffer_size;
set optimizer_switch=@maria_mrr_tmp;
drop table t1;
......@@ -673,7 +673,7 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN SELECT * FROM t1 WHERE fileset_id = 2
AND file_code BETWEEN '0000000115' AND '0000000120' LIMIT 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,files PRIMARY 35 NULL 5 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,files PRIMARY 35 NULL 5 Using where
EXPLAIN SELECT * FROM t2 WHERE fileset_id = 2
AND file_code = '0000000115' LIMIT 1;
id select_type table type possible_keys key key_len ref rows Extra
......
......@@ -1114,11 +1114,11 @@ count(*)
29267
explain select * from t1 where c between 1 and 2500;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range c c 5 NULL # Using index condition; Rowid-ordered scan
1 SIMPLE t1 range c c 5 NULL # Using where
update t1 set c=a;
explain select * from t1 where c between 1 and 2500;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range c c 5 NULL # Using index condition; Rowid-ordered scan
1 SIMPLE t1 range c c 5 NULL # Using where
drop table t1,t2;
create table t1 (id int primary key auto_increment, fk int, index index_fk (fk)) engine=MyISAM;
insert into t1 (id) values (null),(null),(null),(null),(null);
......@@ -1559,7 +1559,7 @@ qq
*a *a*a *
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition
1 SIMPLE t1 ref v,v_2 # 13 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......@@ -1735,7 +1735,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using where; Using index
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using index condition
1 SIMPLE t1 ref v v 303 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......
This diff is collapsed.
......@@ -368,7 +368,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where
explain select * from t1 force index (a) where a=0 or a=2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 4 NULL 4 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range a a 4 NULL 4 Using where
explain select * from t1 where c=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref c,c_2 c 5 const 1
......@@ -1230,7 +1230,7 @@ qq
*a *a*a *
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition
1 SIMPLE t1 ref v,v_2 # 13 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......@@ -1406,7 +1406,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using where; Using index
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using index condition
1 SIMPLE t1 ref v v 303 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......
......@@ -198,4 +198,7 @@ COUNT(*)
12
DROP PROCEDURE insert_data;
DROP TABLE t1, t2, t3;
set @myisam_icp_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t1i, t1m;
set optimizer_switch=@myisam_icp_tmp;
drop table if exists t0, t1, t2, t3;
set @myisam_mrr_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @mrr_buffer_size_save= @@mrr_buffer_size;
set mrr_buffer_size=79;
Warnings:
......@@ -507,4 +509,5 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE table3 ref PRIMARY,col_varchar_key col_varchar_key 3 test.table2.col_varchar_key 3 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
set join_cache_level= @save_join_cache_level;
set join_buffer_size= @save_join_buffer_size;
set optimizer_switch= @myisam_mrr_tmp;
drop table t1;
......@@ -148,10 +148,10 @@ insert into t1 values
(7,7), (8,8), (9,9), (10,10), (11,11), (12,12);
explain select * from t1 where a between 2 and 3;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx idx 4 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range idx idx 4 NULL 2 Using where
explain select * from t1 where a between 2 and 3 or b is null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx idx 4 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range idx idx 4 NULL 2 Using where
drop table t1;
select cast(NULL as signed);
cast(NULL as signed)
......
......@@ -258,7 +258,7 @@ INSERT INTO t1 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4
INSERT INTO t2 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4),(9,NULL),(10,NULL);
explain select id from t1 where uniq_id is null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref idx1 idx1 5 const 5 Using index condition
1 SIMPLE t1 ref idx1 idx1 5 const 5 Using where
explain select id from t1 where uniq_id =1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const idx1 idx1 5 const 1
......
This diff is collapsed.
......@@ -515,7 +515,7 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN SELECT t1.gid, t3.uid from t1, t3 where t1.skr = t3.uid order by t1.gid,t3.skr;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using index condition
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using where
drop table t1,t2,t3;
CREATE TABLE t1 (
`titre` char(80) NOT NULL default '',
......@@ -612,7 +612,7 @@ DS-MRR: use two IGNORE INDEX queries, otherwise we get cost races, because
DS-MRR: records_in_range/read_time return the same numbers for all three indexes
EXPLAIN SELECT * FROM t1 IGNORE INDEX (LongField, StringField) WHERE FieldKey > '2' ORDER BY LongVal;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range FieldKey FieldKey 38 NULL 4 Using index condition; Rowid-ordered scan; Using filesort
1 SIMPLE t1 range FieldKey FieldKey 38 NULL 4 Using where; Using filesort
EXPLAIN SELECT * FROM t1 IGNORE INDEX (FieldKey, LongField) WHERE FieldKey > '2' ORDER BY LongVal;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range StringField StringField 38 NULL 4 Using where; Using filesort
......@@ -644,7 +644,7 @@ create table t1(a int, b int, index(b));
insert into t1 values (2, 1), (1, 1), (4, NULL), (3, NULL), (6, 2), (5, 2);
explain select * from t1 where b=1 or b is null order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref_or_null b b 5 const 3 Using index condition; Using filesort
1 SIMPLE t1 ref_or_null b b 5 const 3 Using where; Using filesort
select * from t1 where b=1 or b is null order by a;
a b
1 1
......@@ -653,7 +653,7 @@ a b
4 NULL
explain select * from t1 where b=2 or b is null order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref_or_null b b 5 const 4 Using index condition; Using filesort
1 SIMPLE t1 ref_or_null b b 5 const 4 Using where; Using filesort
select * from t1 where b=2 or b is null order by a;
a b
3 NULL
......@@ -1113,7 +1113,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 index k2 k3 5 NULL 73 Using where
EXPLAIN SELECT id,c3 FROM t2 WHERE c2 BETWEEN 20 AND 30 ORDER BY c3 LIMIT 4000;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range k2 k2 5 NULL 386 Using index condition; Rowid-ordered scan; Using filesort
1 SIMPLE t2 range k2 k2 5 NULL 386 Using where; Using filesort
SELECT id,c3 FROM t2 WHERE c2=11 ORDER BY c3 LIMIT 20;
id c3
6 14
......@@ -1490,8 +1490,8 @@ SELECT d FROM t1, t2
WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE'
ORDER BY t2.c LIMIT 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a,b b 4 const 4 Using index condition; Using where; Using temporary; Using filesort
1 SIMPLE t2 ref a,b,c a 40 test.t1.a,const 11 Using index condition
1 SIMPLE t1 ref a,b b 4 const 4 Using where; Using temporary; Using filesort
1 SIMPLE t2 ref a,b,c a 40 test.t1.a,const 11 Using where
SELECT d FROM t1, t2
WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE'
ORDER BY t2.c LIMIT 1;
......@@ -1626,19 +1626,19 @@ INSERT INTO t2 SELECT a+4, b FROM t2;
EXPLAIN
SELECT * FROM t1 FORCE INDEX FOR ORDER BY (a), t2 WHERE t1.a < 2 ORDER BY t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Rowid-ordered scan; Using temporary; Using filesort
1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort
1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join)
# should have "using filesort"
EXPLAIN
SELECT * FROM t1 USE INDEX FOR ORDER BY (a), t2 WHERE t1.a < 2 ORDER BY t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Rowid-ordered scan; Using temporary; Using filesort
1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort
1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join)
# should have "using filesort"
EXPLAIN
SELECT * FROM t1 FORCE INDEX FOR JOIN (a), t2 WHERE t1.a < 2 ORDER BY t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Rowid-ordered scan; Using temporary; Using filesort
1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort
1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join)
DROP TABLE t1, t2;
#
......
......@@ -465,9 +465,9 @@ def key 253 64 7 Y 0 31 8
def key_len 253 4096 1 Y 0 31 8
def ref 253 2048 0 Y 0 31 8
def rows 8 10 1 Y 32928 0 63
def Extra 253 255 57 N 1 31 8
def Extra 253 255 27 N 1 31 8
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using index condition; Rowid-ordered scan; Using filesort
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using filesort
drop table if exists t2;
create table t2 (id smallint, name varchar(20)) ;
prepare stmt1 from ' insert into t2 values(?, ?) ' ;
......
......@@ -1509,8 +1509,8 @@ prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
select a,b from t1 where a in (@arg00,@arg02) ;
a b
82 8-2
81 8-1
82 8-2
set @arg00=9 ;
set @arg01='nine' ;
prepare stmt1 from 'insert into t1 set a=?, b=? ';
......
This diff is collapsed.
This diff is collapsed.
This diff is collapsed.
......@@ -185,37 +185,37 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range fld1 fld1 4 NULL 4 Using where; Using index
select fld1,fld3 from t2 where companynr = 37 and fld3 like 'f%';
fld1 fld3
012001 flanking
013602 foldout
013606 fingerings
218401 faithful
018007 fanatic
228311 fated
018017 featherweight
018054 fetters
018103 flint
018104 flopping
036002 funereal
218022 feed
088303 feminine
058004 Fenton
038017 fetched
018054 fetters
208101 fiftieth
238007 filial
013606 fingerings
218008 finishers
038205 firearm
058004 Fenton
088303 feminine
186002 freakish
188007 flurried
188505 fitting
198006 furthermore
202301 Fitzpatrick
208101 fiftieth
208113 freest
218008 finishers
218022 feed
218401 faithful
238008 fixedly
012001 flanking
018103 flint
018104 flopping
188007 flurried
013602 foldout
226205 foothill
226209 furnishings
232102 forgivably
228306 forthcoming
228311 fated
186002 freakish
208113 freest
231315 freezes
232102 forgivably
238007 filial
238008 fixedly
036002 funereal
226209 furnishings
198006 furthermore
select fld3 from t2 where fld3 like "L%" and fld3 = "ok";
fld3
select fld3 from t2 where (fld3 like "C%" and fld3 = "Chantilly");
......@@ -3417,7 +3417,7 @@ SELECT t2.sku, t2.sppr, t2.name, t1.sku, t1.pr
FROM t2, t1 WHERE t2.sku=20 AND (t2.sku=t1.sku OR t2.sppr=t1.sku);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where
DROP TABLE t1,t2;
CREATE TABLE t1 (i TINYINT UNSIGNED NOT NULL);
INSERT t1 SET i = 0;
......@@ -3453,7 +3453,7 @@ In next EXPLAIN, B.rows must be exactly 10:
explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5
and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using where
1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10
drop table t1, t2;
CREATE TABLE t1 (a int PRIMARY KEY, b int, INDEX(b));
......@@ -3467,12 +3467,12 @@ INSERT INTO t2 VALUES
EXPLAIN
SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where
1 SIMPLE t2 ref c c 5 test.t1.a 2
EXPLAIN
SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6 AND a > 0;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where
1 SIMPLE t2 ref c c 5 test.t1.a 2
DROP TABLE t1, t2;
create table t1 (
......@@ -3562,19 +3562,19 @@ EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk < 'c' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
DROP TABLE t1,t2;
CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a));
......@@ -3608,7 +3608,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
......@@ -3616,7 +3616,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee') ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si,ai si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3
......@@ -3624,7 +3624,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
......@@ -3632,7 +3632,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si,ai si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
DROP TABLE t1,t2,t3;
CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int);
......@@ -3752,7 +3752,7 @@ AND t1.ts BETWEEN t2.dt1 AND t2.dt2
AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31";
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range ts ts 4 NULL 1 Using where
SELECT * FROM t1 LEFT JOIN t2 ON (t1.a=t2.a) WHERE t1.a=30
AND t1.ts BETWEEN t2.dt1 AND t2.dt2
AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31";
......@@ -4377,12 +4377,12 @@ CREATE TABLE t1 (a INT KEY, b INT);
INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4);
EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND a = b LIMIT 2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2
EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND b = a LIMIT 2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2
DROP TABLE t1;
......@@ -4895,6 +4895,7 @@ INSERT INTO t3 VALUES
(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'),
(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'),
(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz');
set @tmp= @@optimizer_switch;
SET SESSION optimizer_switch='index_condition_pushdown=off';
EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1;
id select_type table type possible_keys key key_len ref rows Extra
......@@ -4974,7 +4975,7 @@ a1 b1 a2 b2 a3 b3
2 xx 2 y 2 zzzz
2 xx 2 yy 2 zz
2 xx 2 yy 2 zzz
SET SESSION optimizer_switch=DEFAULT;
SET SESSION optimizer_switch=@tmp;
DROP TABLE t1,t2,t3;
#
# Bug #707555: crash with equality substitution in ref
......
set @save_optimizer_switch_jcl6=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
......@@ -4902,6 +4903,7 @@ INSERT INTO t3 VALUES
(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'),
(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'),
(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz');
set @tmp= @@optimizer_switch;
SET SESSION optimizer_switch='index_condition_pushdown=off';
EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1;
id select_type table type possible_keys key key_len ref rows Extra
......@@ -4981,7 +4983,7 @@ a1 b1 a2 b2 a3 b3
2 xx 2 y 2 zzzz
2 xx 2 yy 2 zz
2 xx 2 yy 2 zzz
SET SESSION optimizer_switch=DEFAULT;
SET SESSION optimizer_switch=@tmp;
DROP TABLE t1,t2,t3;
#
# Bug #707555: crash with equality substitution in ref
......
......@@ -185,37 +185,37 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range fld1 fld1 4 NULL 4 Using where; Using index
select fld1,fld3 from t2 where companynr = 37 and fld3 like 'f%';
fld1 fld3
012001 flanking
013602 foldout
013606 fingerings
218401 faithful
018007 fanatic
228311 fated
018017 featherweight
018054 fetters
018103 flint
018104 flopping
036002 funereal
218022 feed
088303 feminine
058004 Fenton
038017 fetched
018054 fetters
208101 fiftieth
238007 filial
013606 fingerings
218008 finishers
038205 firearm
058004 Fenton
088303 feminine
186002 freakish
188007 flurried
188505 fitting
198006 furthermore
202301 Fitzpatrick
208101 fiftieth
208113 freest
218008 finishers
218022 feed
218401 faithful
238008 fixedly
012001 flanking
018103 flint
018104 flopping
188007 flurried
013602 foldout
226205 foothill
226209 furnishings
232102 forgivably
228306 forthcoming
228311 fated
186002 freakish
208113 freest
231315 freezes
232102 forgivably
238007 filial
238008 fixedly
036002 funereal
226209 furnishings
198006 furthermore
select fld3 from t2 where fld3 like "L%" and fld3 = "ok";
fld3
select fld3 from t2 where (fld3 like "C%" and fld3 = "Chantilly");
......@@ -3417,7 +3417,7 @@ SELECT t2.sku, t2.sppr, t2.name, t1.sku, t1.pr
FROM t2, t1 WHERE t2.sku=20 AND (t2.sku=t1.sku OR t2.sppr=t1.sku);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where
DROP TABLE t1,t2;
CREATE TABLE t1 (i TINYINT UNSIGNED NOT NULL);
INSERT t1 SET i = 0;
......@@ -3453,7 +3453,7 @@ In next EXPLAIN, B.rows must be exactly 10:
explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5
and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using where
1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10
drop table t1, t2;
CREATE TABLE t1 (a int PRIMARY KEY, b int, INDEX(b));
......@@ -3467,12 +3467,12 @@ INSERT INTO t2 VALUES
EXPLAIN
SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where
1 SIMPLE t2 ref c c 5 test.t1.a 2
EXPLAIN
SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6 AND a > 0;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where
1 SIMPLE t2 ref c c 5 test.t1.a 2
DROP TABLE t1, t2;
create table t1 (
......@@ -3562,19 +3562,19 @@ EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk < 'c' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
DROP TABLE t1,t2;
CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a));
......@@ -3608,7 +3608,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
......@@ -3616,7 +3616,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee') ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si,ai si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3
......@@ -3624,7 +3624,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
......@@ -3632,7 +3632,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t2 range si,ai si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
DROP TABLE t1,t2,t3;
CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int);
......@@ -3752,7 +3752,7 @@ AND t1.ts BETWEEN t2.dt1 AND t2.dt2
AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31";
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range ts ts 4 NULL 1 Using where
SELECT * FROM t1 LEFT JOIN t2 ON (t1.a=t2.a) WHERE t1.a=30
AND t1.ts BETWEEN t2.dt1 AND t2.dt2
AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31";
......@@ -4377,12 +4377,12 @@ CREATE TABLE t1 (a INT KEY, b INT);
INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4);
EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND a = b LIMIT 2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2
EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND b = a LIMIT 2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2
DROP TABLE t1;
......@@ -4895,6 +4895,7 @@ INSERT INTO t3 VALUES
(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'),
(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'),
(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz');
set @tmp= @@optimizer_switch;
SET SESSION optimizer_switch='index_condition_pushdown=off';
EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1;
id select_type table type possible_keys key key_len ref rows Extra
......@@ -4974,7 +4975,7 @@ a1 b1 a2 b2 a3 b3
2 xx 2 y 2 zzzz
2 xx 2 yy 2 zz
2 xx 2 yy 2 zzz
SET SESSION optimizer_switch=DEFAULT;
SET SESSION optimizer_switch=@tmp;
DROP TABLE t1,t2,t3;
#
# Bug #707555: crash with equality substitution in ref
......
......@@ -3,6 +3,7 @@ drop view if exists v2;
set @subselect_tmp=@@optimizer_switch;
set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test,
"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off");
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
select (select 2);
(select 2)
2
......
drop table if exists t1, t2, t3, t4;
set @subselect2_test_tmp=@@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on';
set optimizer_switch='semijoin=on,firstmatch=on,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
CREATE TABLE t1
(
DOCID VARCHAR(32)BINARY NOT NULL
......
set @save_optimizer_switch=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
......
drop table if exists t1,t2,t3,t4,t5,t6;
set @subselect4_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
#
# Bug #46791: Assertion failed:(table->key_read==0),function unknown
# function,file sql_base.cc
......
This diff is collapsed.
set @subselect_innodb_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t1,t2,t3;
CREATE TABLE t1
(
......@@ -245,3 +247,4 @@ x
NULL
drop procedure p1;
drop tables t1,t2,t3;
set optimizer_switch=@subselect_innodb_tmp;
set @subselect_mat_test_optimizer_switch_value='materialization=on,in_to_exists=off,semijoin=off';
set @subselect_sj_mat_tmp= @@optimizer_switch;
set optimizer_switch=ifnull(@subselect_mat_test_optimizer_switch_value, 'semijoin=on,firstmatch=on,loosescan=on');
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @optimizer_switch_local_default= @@optimizer_switch;
drop table if exists t1, t2, t3, t1i, t2i, t3i;
drop table if exists columns;
......@@ -1337,6 +1338,7 @@ drop table t1_1024, t2_1024;
set optimizer_switch=@subselect_sj_mat_tmp;
set @subselect_mat_test_optimizer_switch_value=null;
set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
create table t0 (a int);
insert into t0 values (0),(1),(2);
create table t1 (a int);
......@@ -1454,7 +1456,7 @@ EXPLAIN SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan
2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using where
SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0);
pk
2
......
set @subselect_mat_cost=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
TEST GROUP 1:
Typical cases of in-to-exists and materialization subquery strategies
=====================================================================
......@@ -557,3 +559,4 @@ TEST GROUP 2:
Tests of various combinations of optimizer switches, types of queries,
available indexes, column nullability, constness of tables/predicates.
=====================================================================
set optimizer_switch=@subselect_mat_cost;
......@@ -2,11 +2,13 @@ select @@optimizer_switch like '%materialization=on%';
@@optimizer_switch like '%materialization=on%'
0
set optimizer_switch='materialization=off';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12;
drop view if exists v2;
set @subselect_tmp=@@optimizer_switch;
set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test,
"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off");
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
select (select 2);
(select 2)
2
......
set @optimizer_switch_for_subselect_test='materialization=off,semijoin=off';
set @optimizer_switch_for_subselect_test='materialization=off,semijoin=off,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12;
drop view if exists v2;
set @subselect_tmp=@@optimizer_switch;
set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test,
"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off");
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
select (select 2);
(select 2)
2
......
set @optimizer_switch_for_subselect_test='semijoin=off';
set @optimizer_switch_for_subselect_test='semijoin=off,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12;
drop view if exists v2;
set @subselect_tmp=@@optimizer_switch;
set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test,
"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off");
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
select (select 2);
(select 2)
2
......
......@@ -3,6 +3,7 @@ drop view if exists v1, v2;
drop procedure if exists p1;
set @subselect_sj_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @save_optimizer_switch=@@optimizer_switch;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
......
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop view if exists v1;
create table t0 (a int);
......
set @save_optimizer_switch_jcl6=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop view if exists v1;
create table t0 (a int);
......
set optimizer_switch='materialization=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop view if exists v1;
create table t0 (a int);
......
......@@ -3,6 +3,7 @@ set @@optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set @@optimizer_switch='join_cache_hashed=off';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
......@@ -12,6 +13,7 @@ drop view if exists v1, v2;
drop procedure if exists p1;
set @subselect_sj_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @save_optimizer_switch=@@optimizer_switch;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
......
set @subselect_sj_mat_tmp= @@optimizer_switch;
set optimizer_switch=ifnull(@subselect_mat_test_optimizer_switch_value, 'semijoin=on,firstmatch=on,loosescan=on');
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @optimizer_switch_local_default= @@optimizer_switch;
drop table if exists t1, t2, t3, t1i, t2i, t3i;
drop table if exists columns;
......
drop table if exists t0, t1, t2, t3, t4;
set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=on,materialization=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 as select * from t0;
......
......@@ -128,7 +128,7 @@ Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3
This should use facts and a1 tables:
explain extended select id from v1 where attr1 between 12 and 14;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan
1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using where
1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index
Warnings:
Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2
......@@ -136,7 +136,7 @@ Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` whe
This should use facts, a2 and its subquery:
explain extended select id from v1 where attr2 between 12 and 14;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using where
1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using index
3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.a2.id 2 100.00 Using index
Warnings:
......@@ -156,7 +156,7 @@ Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3
This should use facts and a1 tables:
explain extended select id from v2 where attr1 between 12 and 14;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan
1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using where
1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index
Warnings:
Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2
......@@ -164,7 +164,7 @@ Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` whe
This should use facts, a2 and its subquery:
explain extended select id from v2 where attr2 between 12 and 14;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Rowid-ordered scan
1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using where
1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using where; Using index
3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.f.id 2 100.00 Using index
Warnings:
......@@ -416,7 +416,7 @@ select t1.*
from t1 left join t2 on (t2.pk=3 and t2.b=3) or (t2.pk= 4 and t2.b=3);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 4
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where; Rowid-ordered scan
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where
drop table t1, t2;
#
# LPBUG#523593: Running RQG optimizer_no_subquery crashes MariaDB
......
......@@ -2134,12 +2134,12 @@ INSERT INTO t1 VALUES (2, 'foo2');
INSERT INTO t1 VALUES (1, 'foo1');
SELECT * FROM v1;
id f
2 foo2
1 foo1
2 foo2
SELECT * FROM v1;
id f
2 foo2
1 foo1
2 foo2
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (pk int PRIMARY KEY, b int);
......
......@@ -1219,7 +1219,7 @@ count(*)
623
explain select * from t1 where c between 1 and 2500;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range c c 5 NULL # Using index condition; Rowid-ordered scan
1 SIMPLE t1 range c c 5 NULL # Using where
update t1 set c=a;
explain select * from t1 where c between 1 and 2500;
id select_type table type possible_keys key key_len ref rows Extra
......@@ -1914,7 +1914,7 @@ qq
*a *a*a *
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition
1 SIMPLE t1 ref v,v_2 # 13 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......@@ -2090,7 +2090,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using where; Using index
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using index condition
1 SIMPLE t1 ref v v 303 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......
......@@ -400,10 +400,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 4 test.t2.a 3
explain select * from t1 where a=0 or a=2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 4 NULL 4 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range a a 4 NULL 4 Using where
explain select * from t1 force index (a) where a=0 or a=2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 4 NULL 4 Using index condition; Rowid-ordered scan
1 SIMPLE t1 range a a 4 NULL 4 Using where
explain select * from t1 where c=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref c,c_2 c 5 const 1
......@@ -1142,7 +1142,7 @@ qq
*a *a*a *
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition
1 SIMPLE t1 ref v,v_2 # 13 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......@@ -1318,7 +1318,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using where; Using index
explain select * from t1 where v='a';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref v v 303 const # Using index condition
1 SIMPLE t1 ref v v 303 const # Using where
select v,count(*) from t1 group by v limit 10;
v count(*)
a 1
......
......@@ -258,7 +258,7 @@ INSERT INTO t1 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4
INSERT INTO t2 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4),(9,NULL),(10,NULL);
explain select id from t1 where uniq_id is null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref idx1 idx1 5 const 5 Using index condition
1 SIMPLE t1 ref idx1 idx1 5 const 5 Using where
explain select id from t1 where uniq_id =1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const idx1 idx1 5 const 1
......
......@@ -514,7 +514,7 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN SELECT t1.gid, t3.uid from t1, t3 where t1.skr = t3.uid order by t1.gid,t3.skr;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using index condition
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using where
drop table t1,t2,t3;
CREATE TABLE t1 (
`titre` char(80) NOT NULL default '',
......
......@@ -465,9 +465,9 @@ def key 253 64 7 Y 0 31 8
def key_len 253 4096 1 Y 0 31 8
def ref 253 2048 0 Y 0 31 8
def rows 8 10 1 Y 32928 0 63
def Extra 253 255 57 N 1 31 8
def Extra 253 255 27 N 1 31 8
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using index condition; Rowid-ordered scan; Using filesort
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using filesort
drop table if exists t2;
create table t2 (id smallint, name varchar(20)) ;
prepare stmt1 from ' insert into t2 values(?, ?) ' ;
......
......@@ -277,7 +277,7 @@ INSERT INTO t1 VALUES
(33,5),(33,5),(33,5),(33,5),(34,5),(35,5);
EXPLAIN SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a,b a 5 NULL 2 Using index condition; Using where; Rowid-ordered scan
1 SIMPLE t1 range a,b a 5 NULL 2 Using where
SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
a b
DROP TABLE t1;
......@@ -922,7 +922,7 @@ INSERT INTO t1 VALUES
('A2','2005-12-01 08:00:00',1000);
EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref PRIMARY PRIMARY 20 const 2 Using index condition
1 SIMPLE t1 ref PRIMARY PRIMARY 20 const 2 Using where
SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00';
item started price
Warnings:
......
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......@@ -5,6 +5,7 @@
set @save_optimizer_switch_jcl6=@@optimizer_switch;
set @@optimizer_switch='semijoin_with_cache=on';
set @@optimizer_switch='outer_join_with_cache=on';
set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
......
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