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Made the optimizer switch flags 'outer_join_with_cache', 'semijoin_with_cache'

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set to 'on' by default.
This commit is contained in:
Igor Babaev 2011-12-15 00:21:15 -08:00
parent efb57a8ebf
commit f5dac20f38
94 changed files with 390 additions and 23 deletions
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6
mysql-test/include/common-tests.inc
View File

@ -1536,6 +1536,10 @@ select t2.fld1,t22.fld1 from t2,t2 t22 where t2.fld1 >= 250501 and t2.fld1 <= 25
#
# Test of left join.
#
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
insert into t2 (fld1, companynr) values (999999,99);
select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null;
@ -1568,6 +1572,8 @@ explain select companynr,companyname from t4 left join t2 using (companynr) wher
explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0 or companynr > 0;
explain select companynr,companyname from t4 left join t2 using (companynr) where ifnull(companynr,1)>0;
SET optimizer_switch=@save_optimizer_switch;
#
# Joins with forms.
#

3
mysql-test/r/compress.result
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@ -1353,6 +1353,8 @@ fld1 fld1
250503 250505
250504 250505
250505 250505
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
insert into t2 (fld1, companynr) values (999999,99);
select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null;
companynr companyname
@ -1428,6 +1430,7 @@ explain select companynr,companyname from t4 left join t2 using (companynr) wher
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where
1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where
SET optimizer_switch=@save_optimizer_switch;
select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1;
companynr companynr
37 36

9
mysql-test/r/derived_view.result
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@ -1472,6 +1472,8 @@ INSERT INTO t1 VALUES (1,NULL,NULL), (5,'r','r'), (7,'y','y');
CREATE TABLE t2 (a int NOT NULL , b int, c varchar(1));
INSERT INTO t2 VALUES (4,3,'r');
CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
SET SESSION optimizer_switch='derived_with_keys=off';
EXPLAIN
SELECT * FROM t3
@ -1502,6 +1504,7 @@ WHERE t3.b IN (SELECT v1.b FROM v1, t2
WHERE t2.c = v1.c AND t2.c = v1.b AND v1.b = t3.c);
a b c
20 r r
SET optimizer_switch=@save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2,t3;
#
@ -1639,6 +1642,8 @@ INSERT INTO t1 VALUES ('c'), ('a');
CREATE TABLE t2 (a int, b int, c varchar(1));
INSERT INTO t2 VALUES (29,8,'c'), (39,7,'b');
CREATE TABLE t3 (b int);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN EXTENDED
SELECT t.b, t.c, t1.a
FROM t1, (SELECT t2.b, t2.c FROM t3 RIGHT JOIN t2 ON t2.a = t3.b) AS t
@ -1700,6 +1705,7 @@ FROM t1, (SELECT t2.b, t2.c FROM t3 RIGHT JOIN t2 ON t2.a = t3.b) AS t
WHERE t.b <> 0 AND t.c = t1.a;
b c a
8 c c
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2,t3;
#
# Bug #880724: materialized const view as inner table of outer join
@ -1709,6 +1715,8 @@ INSERT INTO t1 VALUES (9,NULL), (6,'r'), (7,'c');
CREATE TABLE t2 (a int);
INSERT INTO t2 VALUES (6);
CREATE ALGORITHM=TEMPTABLE VIEW v2 AS SELECT * FROM t2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET SESSION optimizer_switch = 'derived_with_keys=on';
SET SESSION join_cache_level = 4;
EXPLAIN
@ -1739,6 +1747,7 @@ a b
5 r
9 y
SET SESSION join_cache_level = default;
SET optimizer_switch=@save_optimizer_switch;
DROP VIEW v2;
DROP TABLE t1,t2,t3;
#

3
mysql-test/r/error_simulation.result
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@ -62,6 +62,8 @@ INSERT INTO t2 VALUES (1, 1, 'data');
# re-scanned for every record in the outer table. if we used inner join,
# we would need to have thousands of records and/or more columns in both
# tables so that the join buffer is filled and re-scans are triggered).
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET SESSION debug = '+d,only_one_Unique_may_be_created';
EXPLAIN
SELECT * FROM t1 LEFT JOIN t2 ON ( t2.a < 10 OR t2.b < 10 );
@ -81,6 +83,7 @@ a a b filler
8 1 1 data
9 1 1 data
SET SESSION debug = DEFAULT;
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1, t2;
#
# Bug#11747970 34660: CRASH WHEN FEDERATED TABLE LOSES CONNECTION DURING INSERT ... SELECT

3
mysql-test/r/explain.result
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@ -196,6 +196,8 @@ create table t2 (dt datetime not null);
insert into t1 values ('2001-01-01 1:1:1', '1:1:1'),
('2001-01-01 1:1:1', '1:1:1');
insert into t2 values ('2001-01-01 1:1:1'), ('2001-01-01 1:1:1');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
flush tables;
EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
id select_type table type possible_keys key key_len ref rows Extra
@ -214,6 +216,7 @@ SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR
dt
2001-01-01 01:01:01
2001-01-01 01:01:01
SET optimizer_switch=@save_optimizer_switch;
drop tables t1, t2;
#
# Bug#47669: Query showed by EXPLAIN EXTENDED gives different result from original query

3
mysql-test/r/func_group.result
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@ -215,6 +215,8 @@ a1 a2 a1 a2
10 bbb BBB 20
20 zzz AAA 10
20 zzz BBB 20
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select max(t1.a1), max(t2.a1) from t1, t2 where t2.a2=9;
max(t1.a1) max(t2.a1)
NULL NULL
@ -245,6 +247,7 @@ NULL
select max(t1.a2),max(t2.a1) from t1 left outer join t2 on t1.a1=10;
max(t1.a2) max(t2.a1)
zzz BBB
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;
CREATE TABLE t1 (a int, b int);
select count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1;

3
mysql-test/r/func_op.result
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@ -40,9 +40,12 @@ create table t1(a int);
create table t2(a int, b int);
insert into t1 values (1), (2), (3);
insert into t2 values (1, 7), (3, 7);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select t1.a, t2.a, t2.b, bit_count(t2.b) from t1 left join t2 on t1.a=t2.a;
a a b bit_count(t2.b)
1 1 7 3
2 NULL NULL NULL
3 3 7 3
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2;

9
mysql-test/r/group_by.result
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@ -450,6 +450,8 @@ drop table t1,t2;
CREATE TABLE t1 (ID1 int, ID2 int, ID int NOT NULL AUTO_INCREMENT,PRIMARY KEY(ID
));
insert into t1 values (1,244,NULL),(2,243,NULL),(134,223,NULL),(185,186,NULL);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select S.ID as xID, S.ID1 as xID1 from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2;
xID xID1
1 1
@ -468,6 +470,7 @@ xID xID1 Level
2 2 **
3 134 ***
4 185 ****
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
CREATE TABLE t1 (
pid int(11) unsigned NOT NULL default '0',
@ -1539,12 +1542,15 @@ USE INDEX FOR JOIN (i2)
USE INDEX FOR JOIN (i2,i2);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL i2 9 NULL 144 Using index
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
EXPLAIN SELECT 1 FROM t1 WHERE a IN
(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index PRIMARY,i2 PRIMARY 4 NULL 144 Using index
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 4 func 1
2 MATERIALIZED t1 ALL NULL NULL NULL NULL 144
SET optimizer_switch=@save_optimizer_switch;
CREATE TABLE t2 (a INT, b INT, KEY(a));
INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4);
EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2;
@ -1553,11 +1559,14 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN SELECT a, SUM(b) FROM t2 IGNORE INDEX (a) GROUP BY a LIMIT 2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 4 Using temporary; Using filesort
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
EXPLAIN SELECT 1 FROM t2 WHERE a IN
(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 index a a 5 NULL 4 Using index
1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t2)
SET optimizer_switch=@save_optimizer_switch;
SHOW VARIABLES LIKE 'old';
Variable_name Value
old OFF

6
mysql-test/r/group_min_max.result
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@ -1424,6 +1424,8 @@ c a b h312 e312 h312
c b b p322 m322 p322
d a b h412 e412 h412
d b b p422 m422 p422
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.b) and
@ -1455,6 +1457,7 @@ d a a d411 a411 d411
d a b h412 e412 h412
d b a l421 i421 l421
d b b p422 m422 p422
SET optimizer_switch=@save_optimizer_switch;
explain select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2 where t1.c > 'a' and t2.c > 'b1' )
group by a1,a2,b;
@ -1481,6 +1484,8 @@ d a a a411 a411 d411
d a b e412 e412 h412
d b a i421 i421 l421
d b b m422 m422 p422
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.c) and
@ -1512,6 +1517,7 @@ d a a a411 a411 d411
d a b e412 e412 h412
d b a i421 i421 l421
d b b m422 m422 o422
SET optimizer_switch=@save_optimizer_switch;
explain select a1,a2,b,min(c),max(c) from t1 where (a1 >= 'c' or a2 < 'b') and (b > 'a') group by a1,a2,b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx_t1_0,idx_t1_1,idx_t1_2 idx_t1_1 147 NULL 17 Using where; Using index for group-by

3
mysql-test/r/join.result
View File

@ -1,5 +1,7 @@
drop table if exists t1,t2,t3;
drop view if exists v1,v2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (S1 INT);
CREATE TABLE t2 (S1 INT);
INSERT INTO t1 VALUES (1);
@ -1347,3 +1349,4 @@ select t2.i from t1 left join t2 on t2.i = t1.i where t1.i = '1:1:1';
i
01:01:01
drop table t1,t2;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/r/join_nested.result
View File

@ -1,4 +1,6 @@
DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5,t6,t7,t8,t9;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_nested_test,'outer_join_with_cache=off');
CREATE TABLE t0 (a int, b int, c int);
CREATE TABLE t1 (a int, b int, c int);
CREATE TABLE t2 (a int, b int, c int);
@ -1842,4 +1844,5 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `a`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`b` AS `b` from `test`.`t1` left join (`test`.`t2` left join `test`.`t3` on(((`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t3`.`b` = `test`.`t1`.`a`))) left join `test`.`t4` on((`test`.`t4`.`b` = `test`.`t3`.`a`))) on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where isnull(`test`.`t3`.`a`)
DROP TABLE t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
End of 5.0 tests

5
mysql-test/r/join_nested_jcl6.result
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@ -7,7 +7,10 @@ set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @optimizer_switch_for_join_nested_test=@@optimizer_switch;
DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5,t6,t7,t8,t9;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_nested_test,'outer_join_with_cache=off');
CREATE TABLE t0 (a int, b int, c int);
CREATE TABLE t1 (a int, b int, c int);
CREATE TABLE t2 (a int, b int, c int);
@ -1851,6 +1854,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `a`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`b` AS `b` from `test`.`t1` left join (`test`.`t2` left join `test`.`t3` on(((`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t3`.`b` = `test`.`t1`.`a`))) left join `test`.`t4` on(((`test`.`t4`.`b` = `test`.`t3`.`a`) and (`test`.`t3`.`a` is not null)))) on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where isnull(`test`.`t3`.`a`)
DROP TABLE t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
End of 5.0 tests
CREATE TABLE t5 (a int, b int, c int, PRIMARY KEY(a), KEY b_i (b));
CREATE TABLE t6 (a int, b int, c int, PRIMARY KEY(a), KEY b_i (b));
@ -1962,3 +1966,4 @@ show variables like 'join_cache_level';
Variable_name Value
join_cache_level 1
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_join_nested_test=NULL;

3
mysql-test/r/join_outer.result
View File

@ -1,4 +1,6 @@
drop table if exists t0,t1,t2,t3,t4,t5;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_outer_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
grp int(11) default NULL,
a bigint(20) unsigned default NULL,
@ -1650,3 +1652,4 @@ b b a b
DEALLOCATE PREPARE stmt;
SET SESSION join_cache_level=default;
DROP TABLE t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch;

5
mysql-test/r/join_outer_jcl6.result
View File

@ -7,7 +7,10 @@ set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @optimizer_switch_for_join_outer_test=@@optimizer_switch;
drop table if exists t0,t1,t2,t3,t4,t5;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_outer_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
grp int(11) default NULL,
a bigint(20) unsigned default NULL,
@ -1659,8 +1662,10 @@ b b a b
DEALLOCATE PREPARE stmt;
SET SESSION join_cache_level=default;
DROP TABLE t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch;
set join_cache_level=default;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 1
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_join_outer_test=NULL;

3
mysql-test/r/myisam_icp.result
View File

@ -755,6 +755,8 @@ INSERT INTO t3 VALUES ('c');
CREATE TABLE t4 ( b int, c varchar(1), KEY (b));
INSERT INTO t4 VALUES (7,'c');
INSERT INTO t4 VALUES (7,'c');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
# Must be t1,t2,t3,t4, with t4 having Full-scan-on-NULL but not Using index condition
explain
SELECT * FROM t1 LEFT JOIN t2 ON t1.c=t2.b
@ -771,5 +773,6 @@ t2.b NOT IN (SELECT t4.b FROM t3 STRAIGHT_JOIN t4 WHERE t4.b <= 2 AND t4.c = t3.
c c b
c NULL NULL
c NULL NULL
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2,t3,t4;
set optimizer_switch=@myisam_icp_tmp;

36
mysql-test/r/optimizer_switch.result
View File

@ -4,19 +4,19 @@
#
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='index_merge=off,index_merge_union=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=off,index_merge_union=off,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=off,index_merge_union=off,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='index_merge_union=on';
select @@optimizer_switch;
@@optimizer_switch
index_merge=off,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=off,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,index_merge_sort_union=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=off,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=off,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch=4;
ERROR 42000: Variable 'optimizer_switch' can't be set to the value of '4'
set optimizer_switch=NULL;
@ -43,60 +43,60 @@ set optimizer_switch=default;
set optimizer_switch='index_merge=off,index_merge_union=off,default';
select @@optimizer_switch;
@@optimizer_switch
index_merge=off,index_merge_union=off,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=off,index_merge_union=off,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch=default;
select @@global.optimizer_switch;
@@global.optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set @@global.optimizer_switch=default;
select @@global.optimizer_switch;
@@global.optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
#
# Check index_merge's @@optimizer_switch flags
#
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
BUG#37120 optimizer_switch allowable values not according to specification
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,materialization=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,semijoin=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,loosescan=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,semijoin=off,materialization=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,materialization=off,semijoin=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,semijoin=off,materialization=off,loosescan=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,semijoin=off,loosescan=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=on,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=on,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch='default,materialization=off,loosescan=off';
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=off,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=off,materialization=off,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
set optimizer_switch=default;
select @@optimizer_switch;
@@optimizer_switch
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off
index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off

3
mysql-test/r/order_by.result
View File

@ -179,6 +179,8 @@ INSERT INTO t2 VALUES (1,50);
INSERT INTO t2 VALUES (2,25);
INSERT INTO t3 VALUES (1,'123 Park Place');
INSERT INTO t3 VALUES (2,'453 Boardwalk');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SELECT a,b,if(b = 1,i,if(b = 2,v,''))
FROM t1
LEFT JOIN t2 USING(c)
@ -217,6 +219,7 @@ a b if(b = 1,i,if(b = 2,v,''))
2 1 25
3 2 123 Park Place
4 2 453 Boardwalk
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2,t3;
create table t1 (ID int not null primary key, TransactionID int not null);
insert into t1 (ID, TransactionID) values (1, 87), (2, 89), (3, 92), (4, 94), (5, 486), (6, 490), (7, 753), (9, 828), (10, 832), (11, 834), (12, 840);

6
mysql-test/r/pool_of_threads.result
View File

@ -1,3 +1,5 @@
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
drop table if exists t1,t2,t3,t4;
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
@ -1347,6 +1349,8 @@ fld1 fld1
250503 250505
250504 250505
250505 250505
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
insert into t2 (fld1, companynr) values (999999,99);
select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null;
companynr companyname
@ -1422,6 +1426,7 @@ explain select companynr,companyname from t4 left join t2 using (companynr) wher
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where
1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where
SET optimizer_switch=@save_optimizer_switch;
select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1;
companynr companynr
37 36
@ -2151,6 +2156,7 @@ Privat (Private Nutzung) Mobilfunk
Warnings:
Warning 1052 Column 'kundentyp' in group statement is ambiguous
drop table t1;
SET optimizer_switch=@save_optimizer_switch;
SELECT sleep(5);
SELECT sleep(5);
# -- Success: more than --thread-pool-size normal connections not possible

3
mysql-test/r/ps.result
View File

@ -3012,6 +3012,8 @@ DROP TABLE t1;
#
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (1),(2);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
PREPARE stmt FROM 'EXPLAIN EXTENDED SELECT 1 FROM t1 RIGHT JOIN t1 t2 ON 1';
EXECUTE stmt;
id select_type table type possible_keys key key_len ref rows filtered Extra
@ -3026,6 +3028,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` `t2` left join `test`.`t1` on(1) where 1
DEALLOCATE PREPARE stmt;
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1;
#
# Bug#54488 crash when using explain and prepared statements with subqueries

3
mysql-test/r/select.result
View File

@ -1,6 +1,8 @@
drop table if exists t1,t2,t3,t4,t11;
drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_select_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -5096,3 +5098,4 @@ Warning 1292 Incorrect datetime value: 'zz'
Warning 1292 Incorrect datetime value: 'aa'
DROP TABLE t1;
DROP VIEW v1;
SET optimizer_switch=@save_optimizer_switch;

5
mysql-test/r/select_jcl6.result
View File

@ -7,9 +7,12 @@ set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @optimizer_switch_for_select_test=@@optimizer_switch;
drop table if exists t1,t2,t3,t4,t11;
drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_select_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -5105,8 +5108,10 @@ Warning 1292 Incorrect datetime value: 'zz'
Warning 1292 Incorrect datetime value: 'aa'
DROP TABLE t1;
DROP VIEW v1;
SET optimizer_switch=@save_optimizer_switch;
set join_cache_level=default;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 1
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_select_test=NULL;

3
mysql-test/r/select_pkeycache.result
View File

@ -1,6 +1,8 @@
drop table if exists t1,t2,t3,t4,t11;
drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_select_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -5096,3 +5098,4 @@ Warning 1292 Incorrect datetime value: 'zz'
Warning 1292 Incorrect datetime value: 'aa'
DROP TABLE t1;
DROP VIEW v1;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/r/ssl.result
View File

@ -1350,6 +1350,8 @@ fld1 fld1
250503 250505
250504 250505
250505 250505
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
insert into t2 (fld1, companynr) values (999999,99);
select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null;
companynr companyname
@ -1425,6 +1427,7 @@ explain select companynr,companyname from t4 left join t2 using (companynr) wher
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where
1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where
SET optimizer_switch=@save_optimizer_switch;
select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1;
companynr companynr
37 36

3
mysql-test/r/ssl_compress.result
View File

@ -1353,6 +1353,8 @@ fld1 fld1
250503 250505
250504 250505
250505 250505
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
insert into t2 (fld1, companynr) values (999999,99);
select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null;
companynr companyname
@ -1428,6 +1430,7 @@ explain select companynr,companyname from t4 left join t2 using (companynr) wher
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where
1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where
SET optimizer_switch=@save_optimizer_switch;
select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1;
companynr companynr
37 36

3
mysql-test/r/subselect.result
View File

@ -5468,6 +5468,8 @@ CREATE TABLE t2 (a int, b int) ;
INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -5482,6 +5484,7 @@ WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
b c
9 NULL
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#

4
mysql-test/r/subselect4.result
View File

@ -1226,6 +1226,8 @@ CREATE TABLE t3 (c1 varchar(1) DEFAULT NULL);
INSERT INTO t3 VALUES ('a'), ('b'), ('c');
CREATE TABLE t4 (c1 varchar(1) primary key);
INSERT INTO t4 VALUES ('k'), ('d');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2);
id select_type table type possible_keys key key_len ref rows Extra
@ -1261,6 +1263,7 @@ id select_type table type possible_keys key key_len ref rows Extra
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 2 Using where
SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2);
c1 c1
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3, t4;
#
# LP BUG#675981 Assertion `cache != __null' failed in sub_select_cache()
@ -1620,6 +1623,7 @@ CREATE TABLE t2 (f1b int, f2b int not null, f3b varchar(3) not null, PRIMARY KEY
INSERT INTO t2 VALUES
(10,5,'d1d');
set @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
set @@optimizer_switch = 'materialization=off';
EXPLAIN
SELECT alias2.f1 , alias2.f2

4
mysql-test/r/subselect_cache.result
View File

@ -1,5 +1,8 @@
drop table if exists t1,t2,t3,t4,t5;
drop view if exists v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET optimizer_switch='semijoin_with_cache=off';
set optimizer_switch='subquery_cache=on';
create table t1 (a int, b int);
insert into t1 values (1,2),(3,4),(1,2),(3,4),(3,4),(4,5),(4,5),(5,6),(5,6),(4,5);
@ -3382,5 +3385,6 @@ pk b
29 3
drop view v1;
drop table t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
# restore default
set @@optimizer_switch= default;

3
mysql-test/r/subselect_no_mat.result
View File

@ -5467,6 +5467,8 @@ CREATE TABLE t2 (a int, b int) ;
INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -5481,6 +5483,7 @@ WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
b c
9 NULL
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#

3
mysql-test/r/subselect_no_opts.result
View File

@ -5463,6 +5463,8 @@ CREATE TABLE t2 (a int, b int) ;
INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -5477,6 +5479,7 @@ WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
b c
9 NULL
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#

3
mysql-test/r/subselect_no_scache.result
View File

@ -5472,6 +5472,8 @@ CREATE TABLE t2 (a int, b int) ;
INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -5486,6 +5488,7 @@ WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
b c
9 NULL
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#

3
mysql-test/r/subselect_no_semijoin.result
View File

@ -5463,6 +5463,8 @@ CREATE TABLE t2 (a int, b int) ;
INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -5477,6 +5479,7 @@ WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
b c
9 NULL
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#

2
mysql-test/r/subselect_sj.result
View File

@ -4,6 +4,8 @@ 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 optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'semijoin_with_cache=off');
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);

2
mysql-test/r/subselect_sj2.result
View File

@ -1,6 +1,8 @@
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';
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'semijoin_with_cache=off');
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);

4
mysql-test/r/subselect_sj2_jcl6.result
View File

@ -7,9 +7,12 @@ set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @optimizer_switch_for_subselect_sj2_test=@@optimizer_switch;
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';
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'semijoin_with_cache=off');
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);
@ -981,3 +984,4 @@ show variables like 'join_cache_level';
Variable_name Value
join_cache_level 1
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_subselect_sj2_test=NULL;

2
mysql-test/r/subselect_sj2_mat.result
View File

@ -3,6 +3,8 @@ 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';
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'semijoin_with_cache=off');
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);

4
mysql-test/r/subselect_sj_jcl6.result
View File

@ -9,12 +9,15 @@ set join_cache_level=6;
show variables like 'join_cache_level';
Variable_name Value
join_cache_level 6
set @optimizer_switch_for_subselect_sj_test=@@optimizer_switch;
drop table if exists t0, t1, t2, t3, t4, t5, t10, t11, t12;
drop view if exists v1, v2, v3, v4;
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 optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'semijoin_with_cache=off');
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);
@ -2242,3 +2245,4 @@ show variables like 'join_cache_level';
Variable_name Value
join_cache_level 1
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_subselect_sj_test=NULL;

3
mysql-test/r/subselect_sj_nonmerged.result
View File

@ -51,6 +51,8 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 eq_ref PRIMARY PRIMARY 8 <subquery2>.max(t2.a) 1 Using where; Using index
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 5 Using temporary
2 MATERIALIZED t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join)
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
# Outer joins also work:
explain select * from t3
where a in (select max(t2.a) from t1 left join t2 on t1.a=t2.a group by t2.b, t1.b);
@ -59,6 +61,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 eq_ref PRIMARY PRIMARY 8 <subquery2>.max(t2.a) 1 Using where; Using index
2 MATERIALIZED t1 ALL NULL NULL NULL NULL 10 Using temporary
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 5 Using where
SET optimizer_switch=@save_optimizer_switch;
create table t4 (a int, b int, filler char(20), unique key(a,b));
insert into t4 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t0 A, t0 B;
explain select * from t0, t4 where

3
mysql-test/r/table_elim.result
View File

@ -1,5 +1,7 @@
drop table if exists t0, t1, t2, t3, t4, t5, t6;
drop view if exists v1, v2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create table t1 (a int);
insert into t1 values (0),(1),(2),(3);
create table t0 as select * from t1;
@ -586,3 +588,4 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using index
drop view v1;
DROP TABLE t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/r/type_datetime.result
View File

@ -510,6 +510,8 @@ create table t1 (id int(10) not null, cur_date datetime not null);
create table t2 (id int(10) not null, cur_date date not null);
insert into t1 (id, cur_date) values (1, '2007-04-25 18:30:22');
insert into t2 (id, cur_date) values (1, '2007-04-25');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain extended
select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
@ -558,6 +560,7 @@ Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` f
select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id cur_date
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;
SELECT
CAST('NULL' AS DATE) <=> CAST('2008-01-01' AS DATE) n1,

3
mysql-test/r/union.result
View File

@ -918,6 +918,8 @@ Slow_queries 1
drop table t1;
create table t1 ( RID int(11) not null default '0', IID int(11) not null default '0', nada varchar(50) not null,NAME varchar(50) not null,PHONE varchar(50) not null) engine=MyISAM;
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
NAME PHONE NAME PHONE
a 111 NULL NULL
@ -925,6 +927,7 @@ b 222 NULL NULL
d 444 d 454
NULL NULL f 666
NULL NULL g 777
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
create table t1 (col1 tinyint unsigned, col2 tinyint unsigned);
insert into t1 values (1,2),(3,4),(5,6),(7,8),(9,10);

3
mysql-test/r/view.result
View File

@ -2,6 +2,8 @@ drop table if exists t1,t2,t3,t4,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop view if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop database if exists mysqltest;
use test;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create view v1 (c,d) as select a,b from t1;
ERROR 42S02: Table 'test.t1' doesn't exist
create temporary table t1 (a int, b int);
@ -4372,3 +4374,4 @@ NULL NULL 1 0
NULL NULL 1 0
DROP VIEW v2;
DROP TABLE t1, t2, t3;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/suite/pbxt/r/func_group.result
View File

@ -215,6 +215,8 @@ a1 a2 a1 a2
10 bbb BBB 20
20 zzz AAA 10
20 zzz BBB 20
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select max(t1.a1), max(t2.a1) from t1, t2 where t2.a2=9;
max(t1.a1) max(t2.a1)
NULL NULL
@ -245,6 +247,7 @@ NULL
select max(t1.a2),max(t2.a1) from t1 left outer join t2 on t1.a1=10;
max(t1.a2) max(t2.a1)
zzz BBB
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;
CREATE TABLE t1 (a int, b int);
select count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1;

3
mysql-test/suite/pbxt/r/func_op.result
View File

@ -40,9 +40,12 @@ create table t1(a int);
create table t2(a int, b int);
insert into t1 values (1), (2), (3);
insert into t2 values (1, 7), (3, 7);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select t1.a, t2.a, t2.b, bit_count(t2.b) from t1 left join t2 on t1.a=t2.a;
a a b bit_count(t2.b)
1 1 7 3
2 NULL NULL NULL
3 3 7 3
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2;

3
mysql-test/suite/pbxt/r/group_by.result
View File

@ -450,6 +450,8 @@ drop table t1,t2;
CREATE TABLE t1 (ID1 int, ID2 int, ID int NOT NULL AUTO_INCREMENT,PRIMARY KEY(ID
));
insert into t1 values (1,244,NULL),(2,243,NULL),(134,223,NULL),(185,186,NULL);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select S.ID as xID, S.ID1 as xID1 from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2;
xID xID1
1 1
@ -468,6 +470,7 @@ xID xID1 Level
2 2 **
3 134 ***
4 185 ****
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
CREATE TABLE t1 (
pid int(11) unsigned NOT NULL default '0',

3
mysql-test/suite/pbxt/r/join.result
View File

@ -1,4 +1,6 @@
drop table if exists t1,t2,t3;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (S1 INT);
CREATE TABLE t2 (S1 INT);
INSERT INTO t1 VALUES (1);
@ -819,4 +821,5 @@ Field Type Null Key Default Extra
Name varchar(50) YES NULL
DROP VIEW v1;
DROP TABLE t1,t2,tv1,tv2;
SET optimizer_switch=@save_optimizer_switch;
End of 5.0 tests.

3
mysql-test/suite/pbxt/r/join_nested.result
View File

@ -1,4 +1,6 @@
DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5,t6,t7,t8,t9;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t0 (a int, b int, c int);
CREATE TABLE t1 (a int, b int, c int);
CREATE TABLE t2 (a int, b int, c int);
@ -1614,3 +1616,4 @@ WHERE t1.id='5';
id ct pc nm
5 NULL NULL NULL
DROP TABLE t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/suite/pbxt/r/join_outer.result
View File

@ -1,4 +1,6 @@
drop table if exists t0,t1,t2,t3,t4,t5;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (
grp int(11) default NULL,
a bigint(20) unsigned default NULL,
@ -1194,3 +1196,4 @@ a b
3 3
4 NULL
DROP TABLE t1,t2;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/suite/pbxt/r/select.result
View File

@ -1,6 +1,8 @@
drop table if exists t1,t2,t3,t4,t11;
drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -3639,3 +3641,4 @@ INSERT into t1 values (1), (2), (3);
SELECT * FROM t1 LIMIT 2, -1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1' at line 1
DROP TABLE t1;
SET optimizer_switch=@save_optimizer_switch;

4
mysql-test/suite/pbxt/r/subselect.result
View File

@ -1336,6 +1336,8 @@ create table t3 (a int, b int, index a (a));
insert into t1 values (1,10), (2,20), (3,30), (4,40);
insert into t2 values (2), (3), (4), (5);
insert into t3 values (10,3), (20,4), (30,5);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
select * from t2 where t2.a in (select a from t1);
a
2
@ -1384,6 +1386,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ref a a 5 test.t2.a 1 100.00 Using where; Using index; FirstMatch(t2)
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30))
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
create table t1 (a int, b int);
create table t2 (a int, b int);
@ -2764,6 +2767,7 @@ max(fld)
drop table t1;
set @save_optimizer_switch=@@optimizer_switch;
set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off";
SET optimizer_switch='semijoin_with_cache=off';
CREATE TABLE t1 (one int, two int, flag char(1));
CREATE TABLE t2 (one int, two int, flag char(1));
INSERT INTO t1 VALUES(1,2,'Y'),(2,3,'Y'),(3,4,'Y'),(5,6,'N'),(7,8,'N');

3
mysql-test/suite/pbxt/r/union.result
View File

@ -876,6 +876,8 @@ Slow_queries 0
drop table t1;
create table t1 ( RID int(11) not null default '0', IID int(11) not null default '0', nada varchar(50) not null,NAME varchar(50) not null,PHONE varchar(50) not null) engine=MyISAM;
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
NAME PHONE NAME PHONE
a 111 NULL NULL
@ -883,6 +885,7 @@ b 222 NULL NULL
d 444 d 454
NULL NULL f 666
NULL NULL g 777
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
create table t1 (col1 tinyint unsigned, col2 tinyint unsigned);
insert into t1 values (1,2),(3,4),(5,6),(7,8),(9,10);

3
mysql-test/suite/pbxt/t/func_group.test
View File

@ -136,6 +136,8 @@ insert into t2 values('AAA', 10, 0.5);
insert into t2 values('BBB', 20, 1.0);
select t1.a1, t1.a2, t2.a1, t2.a2 from t1,t2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select max(t1.a1), max(t2.a1) from t1, t2 where t2.a2=9;
select max(t2.a1), max(t1.a1) from t1, t2 where t2.a2=9;
select t1.a1, t1.a2, t2.a1, t2.a2 from t1 left outer join t2 on t1.a1=10;
@ -144,6 +146,7 @@ select max(t2.a1) from t2 left outer join t1 on t2.a2=10 where t2.a2=20;
select max(t2.a1) from t2 left outer join t1 on t2.a2=10 where t2.a2=10;
select max(t2.a1) from t1 left outer join t2 on t1.a2=t2.a1 and 1=0 where t2.a1='AAA';
select max(t1.a2),max(t2.a1) from t1 left outer join t2 on t1.a1=10;
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;
#

3
mysql-test/suite/pbxt/t/func_op.test
View File

@ -28,7 +28,10 @@ create table t1(a int);
create table t2(a int, b int);
insert into t1 values (1), (2), (3);
insert into t2 values (1, 7), (3, 7);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select t1.a, t2.a, t2.b, bit_count(t2.b) from t1 left join t2 on t1.a=t2.a;
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2;
--disable_query_log

3
mysql-test/suite/pbxt/t/group_by.test
View File

@ -338,8 +338,11 @@ drop table t1,t2;
CREATE TABLE t1 (ID1 int, ID2 int, ID int NOT NULL AUTO_INCREMENT,PRIMARY KEY(ID
));
insert into t1 values (1,244,NULL),(2,243,NULL),(134,223,NULL),(185,186,NULL);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select S.ID as xID, S.ID1 as xID1 from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2;
select S.ID as xID, S.ID1 as xID1, repeat('*',count(distinct yS.ID)) as Level from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2 group by xID order by xID1;
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
#

5
mysql-test/suite/pbxt/t/join.test
View File

@ -4,6 +4,9 @@
drop table if exists t1,t2,t3;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
#
# Test different join syntaxes
#
@ -648,6 +651,8 @@ DESCRIBE tv2;
DROP VIEW v1;
DROP TABLE t1,t2,tv1,tv2;
SET optimizer_switch=@save_optimizer_switch;
--disable_query_log
drop database pbxt;
--enable_query_log

6
mysql-test/suite/pbxt/t/join_nested.test
View File

@ -3,6 +3,9 @@
DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5,t6,t7,t8,t9;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t0 (a int, b int, c int);
CREATE TABLE t1 (a int, b int, c int);
CREATE TABLE t2 (a int, b int, c int);
@ -1063,6 +1066,9 @@ SELECT t1.*, t4.nm
DROP TABLE t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
--disable_query_log
drop database pbxt;
--enable_query_log

5
mysql-test/suite/pbxt/t/join_outer.test
View File

@ -6,6 +6,9 @@
drop table if exists t0,t1,t2,t3,t4,t5;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (
grp int(11) default NULL,
a bigint(20) unsigned default NULL,
@ -809,6 +812,8 @@ SELECT * FROM t1 LEFT JOIN t2 ON t1.a = t2.b WHERE (1=1 OR 1=0);
DROP TABLE t1,t2;
SET optimizer_switch=@save_optimizer_switch;
--disable_query_log
drop database pbxt;
--enable_query_log

6
mysql-test/suite/pbxt/t/select.test
View File

@ -13,6 +13,9 @@ drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -3130,6 +3133,9 @@ SELECT * FROM t1 LIMIT 2, -1;
DROP TABLE t1;
SET optimizer_switch=@save_optimizer_switch;
--disable_query_log
drop database pbxt;
--enable_query_log

5
mysql-test/suite/pbxt/t/subselect.test
View File

@ -832,6 +832,8 @@ commit;
enable_query_log;
insert into t2 values (2), (3), (4), (5);
insert into t3 values (10,3), (20,4), (30,5);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
select * from t2 where t2.a in (select a from t1);
explain extended select * from t2 where t2.a in (select a from t1);
select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
@ -842,6 +844,7 @@ insert into t1 values (3,31);
select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
select * from t2 where t2.a in (select a from t1 where t1.b <> 30 and t1.b <> 31);
explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
#
@ -1795,6 +1798,7 @@ drop table t1;
set @save_optimizer_switch=@@optimizer_switch;
set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off";
SET optimizer_switch='semijoin_with_cache=off';
CREATE TABLE t1 (one int, two int, flag char(1));
CREATE TABLE t2 (one int, two int, flag char(1));
@ -3232,6 +3236,7 @@ INSERT INTO t1 VALUES ('a');
SELECT * FROM t1 WHERE _utf8'a' = ANY (SELECT s1 FROM t1);
DROP TABLE t1;
--disable_query_log
drop database pbxt;
--enable_query_log

3
mysql-test/suite/pbxt/t/union.test
View File

@ -481,7 +481,10 @@ drop table t1;
#
create table t1 ( RID int(11) not null default '0', IID int(11) not null default '0', nada varchar(50) not null,NAME varchar(50) not null,PHONE varchar(50) not null) engine=MyISAM;
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
#

6
mysql-test/suite/vcol/inc/vcol_view.inc
View File

@ -106,6 +106,10 @@ drop view v1;
#
# outer join based on VIEW with WHERE clause
#
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create table t1 (a int,
b int as (-a),
c int as (-a) persistent,
@ -119,6 +123,8 @@ select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.c= v1.z);
drop view v1;
drop table t1;
SET optimizer_switch=@save_optimizer_switch;
#
# VIEW built over UNION
#

3
mysql-test/suite/vcol/r/vcol_view_innodb.result
View File

@ -154,6 +154,8 @@ insert into v1 (a,e) values (60,15);
ERROR HY000: The target table v1 of the INSERT is not insertable-into
drop table t1;
drop view v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create table t1 (a int,
b int as (-a),
c int as (-a) persistent,
@ -174,6 +176,7 @@ a x y z
3 3 -3 -3
drop view v1;
drop table t1;
SET optimizer_switch=@save_optimizer_switch;
create table t1 (a1 int,
b1 int as (-a1),
c1 int as (-a1) persistent);

3
mysql-test/suite/vcol/r/vcol_view_myisam.result
View File

@ -154,6 +154,8 @@ insert into v1 (a,e) values (60,15);
ERROR HY000: The target table v1 of the INSERT is not insertable-into
drop table t1;
drop view v1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create table t1 (a int,
b int as (-a),
c int as (-a) persistent,
@ -174,6 +176,7 @@ a x y z
3 3 -3 -3
drop view v1;
drop table t1;
SET optimizer_switch=@save_optimizer_switch;
create table t1 (a1 int,
b1 int as (-a1),
c1 int as (-a1) persistent);

13
mysql-test/t/derived_view.test
View File

@ -925,6 +925,8 @@ INSERT INTO t2 VALUES (4,3,'r');
CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
SET SESSION optimizer_switch='derived_with_keys=off';
EXPLAIN
SELECT * FROM t3
@ -942,6 +944,7 @@ SELECT * FROM t3
SELECT * FROM t3
WHERE t3.b IN (SELECT v1.b FROM v1, t2
WHERE t2.c = v1.c AND t2.c = v1.b AND v1.b = t3.c);
SET optimizer_switch=@save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2,t3;
@ -1071,6 +1074,9 @@ INSERT INTO t2 VALUES (29,8,'c'), (39,7,'b');
CREATE TABLE t3 (b int);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN EXTENDED
SELECT t.b, t.c, t1.a
FROM t1, (SELECT t2.b, t2.c FROM t3 RIGHT JOIN t2 ON t2.a = t3.b) AS t
@ -1105,6 +1111,8 @@ SELECT t.b, t.c, t1.a
FROM t1, (SELECT t2.b, t2.c FROM t3 RIGHT JOIN t2 ON t2.a = t3.b) AS t
WHERE t.b <> 0 AND t.c = t1.a;
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2,t3;
--echo #
@ -1119,6 +1127,9 @@ INSERT INTO t2 VALUES (6);
CREATE ALGORITHM=TEMPTABLE VIEW v2 AS SELECT * FROM t2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET SESSION optimizer_switch = 'derived_with_keys=on';
SET SESSION join_cache_level = 4;
@ -1137,6 +1148,8 @@ SELECT * FROM t3
SET SESSION join_cache_level = default;
SET optimizer_switch=@save_optimizer_switch;
DROP VIEW v2;
DROP TABLE t1,t2,t3;

5
mysql-test/t/error_simulation.test
View File

@ -78,6 +78,9 @@ INSERT INTO t2 VALUES (1, 1, 'data');
--echo # we would need to have thousands of records and/or more columns in both
--echo # tables so that the join buffer is filled and re-scans are triggered).
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET SESSION debug = '+d,only_one_Unique_may_be_created';
--replace_column 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x
@ -87,6 +90,8 @@ SELECT * FROM t1 LEFT JOIN t2 ON ( t2.a < 10 OR t2.b < 10 );
SET SESSION debug = DEFAULT;
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1, t2;

3
mysql-test/t/explain.test
View File

@ -180,6 +180,8 @@ create table t2 (dt datetime not null);
insert into t1 values ('2001-01-01 1:1:1', '1:1:1'),
('2001-01-01 1:1:1', '1:1:1');
insert into t2 values ('2001-01-01 1:1:1'), ('2001-01-01 1:1:1');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
flush tables;
EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
flush tables;
@ -188,6 +190,7 @@ flush tables;
EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' );
flush tables;
SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' );
SET optimizer_switch=@save_optimizer_switch;
drop tables t1, t2;
--echo #

3
mysql-test/t/func_group.test
View File

@ -138,6 +138,8 @@ insert into t2 values('AAA', 10, 0.5);
insert into t2 values('BBB', 20, 1.0);
select t1.a1, t1.a2, t2.a1, t2.a2 from t1,t2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select max(t1.a1), max(t2.a1) from t1, t2 where t2.a2=9;
select max(t2.a1), max(t1.a1) from t1, t2 where t2.a2=9;
select t1.a1, t1.a2, t2.a1, t2.a2 from t1 left outer join t2 on t1.a1=10;
@ -146,6 +148,7 @@ select max(t2.a1) from t2 left outer join t1 on t2.a2=10 where t2.a2=20;
select max(t2.a1) from t2 left outer join t1 on t2.a2=10 where t2.a2=10;
select max(t2.a1) from t1 left outer join t2 on t1.a2=t2.a1 and 1=0 where t2.a1='AAA';
select max(t1.a2),max(t2.a1) from t1 left outer join t2 on t1.a1=10;
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;
#

3
mysql-test/t/func_op.test
View File

@ -28,7 +28,10 @@ create table t1(a int);
create table t2(a int, b int);
insert into t1 values (1), (2), (3);
insert into t2 values (1, 7), (3, 7);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select t1.a, t2.a, t2.b, bit_count(t2.b) from t1 left join t2 on t1.a=t2.a;
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2;
# End of 4.1 tests

9
mysql-test/t/group_by.test
View File

@ -338,8 +338,11 @@ drop table t1,t2;
CREATE TABLE t1 (ID1 int, ID2 int, ID int NOT NULL AUTO_INCREMENT,PRIMARY KEY(ID
));
insert into t1 values (1,244,NULL),(2,243,NULL),(134,223,NULL),(185,186,NULL);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select S.ID as xID, S.ID1 as xID1 from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2;
select S.ID as xID, S.ID1 as xID1, repeat('*',count(distinct yS.ID)) as Level from t1 as S left join t1 as yS on S.ID1 between yS.ID1 and yS.ID2 group by xID order by xID1;
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
#
@ -1031,16 +1034,22 @@ EXPLAIN SELECT a FROM t1
USE INDEX FOR JOIN (i2)
USE INDEX FOR JOIN (i2,i2);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
EXPLAIN SELECT 1 FROM t1 WHERE a IN
(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
SET optimizer_switch=@save_optimizer_switch;
CREATE TABLE t2 (a INT, b INT, KEY(a));
INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4);
EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2;
EXPLAIN SELECT a, SUM(b) FROM t2 IGNORE INDEX (a) GROUP BY a LIMIT 2;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
EXPLAIN SELECT 1 FROM t2 WHERE a IN
(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
SET optimizer_switch=@save_optimizer_switch;
SHOW VARIABLES LIKE 'old';
--error ER_INCORRECT_GLOBAL_LOCAL_VAR

6
mysql-test/t/group_min_max.test
View File

@ -428,6 +428,8 @@ select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2 where t1.b > 'a' and t2.c > 'b1' )
group by a1,a2,b;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.b) and
@ -439,6 +441,7 @@ where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.b) and
t2.c > 'b1' )
group by a1,a2,b;
SET optimizer_switch=@save_optimizer_switch;
# correlated subselect that references the min/max argument
explain select a1,a2,b,c,min(c), max(c) from t1
@ -449,6 +452,8 @@ select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2 where t1.c > 'a' and t2.c > 'b1' )
group by a1,a2,b;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain select a1,a2,b,c,min(c), max(c) from t1
where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.c) and
@ -460,6 +465,7 @@ where exists ( select * from t2
where t2.c in (select c from t3 where t3.c > t1.c) and
t2.c > 'b1' )
group by a1,a2,b;
SET optimizer_switch=@save_optimizer_switch;
# A,B,C) Predicates referencing mixed classes of attributes

4
mysql-test/t/join.test
View File

@ -5,6 +5,9 @@ drop table if exists t1,t2,t3;
drop view if exists v1,v2;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
#
# Test different join syntaxes
#
@ -1025,3 +1028,4 @@ insert into t2 values ('1:1:1');
select t2.i from t1 left join t2 on t2.i = t1.i where t1.i = '1:1:1';
drop table t1,t2;
SET optimizer_switch=@save_optimizer_switch;

5
mysql-test/t/join_nested.test
View File

@ -3,6 +3,9 @@
DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5,t6,t7,t8,t9;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_nested_test,'outer_join_with_cache=off');
CREATE TABLE t0 (a int, b int, c int);
CREATE TABLE t1 (a int, b int, c int);
CREATE TABLE t2 (a int, b int, c int);
@ -1271,5 +1274,7 @@ SELECT * FROM t1 LEFT JOIN
DROP TABLE t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
--echo End of 5.0 tests

3
mysql-test/t/join_nested_jcl6.test
View File

@ -11,6 +11,8 @@ set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
set @optimizer_switch_for_join_nested_test=@@optimizer_switch;
--source t/join_nested.test
#
@ -104,3 +106,4 @@ set join_cache_level=default;
show variables like 'join_cache_level';
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_join_nested_test=NULL;

6
mysql-test/t/join_outer.test
View File

@ -8,6 +8,10 @@
drop table if exists t0,t1,t2,t3,t4,t5;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_join_outer_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
grp int(11) default NULL,
a bigint(20) unsigned default NULL,
@ -1209,3 +1213,5 @@ DEALLOCATE PREPARE stmt;
SET SESSION join_cache_level=default;
DROP TABLE t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/t/join_outer_jcl6.test
View File

@ -11,9 +11,12 @@ set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
set @optimizer_switch_for_join_outer_test=@@optimizer_switch;
--source t/join_outer.test
set join_cache_level=default;
show variables like 'join_cache_level';
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_join_outer_test=NULL;

5
mysql-test/t/myisam_icp.test
View File

@ -245,6 +245,9 @@ CREATE TABLE t4 ( b int, c varchar(1), KEY (b));
INSERT INTO t4 VALUES (7,'c');
INSERT INTO t4 VALUES (7,'c');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
--echo # Must be t1,t2,t3,t4, with t4 having Full-scan-on-NULL but not Using index condition
explain
SELECT * FROM t1 LEFT JOIN t2 ON t1.c=t2.b
@ -255,6 +258,8 @@ SELECT * FROM t1 LEFT JOIN t2 ON t1.c=t2.b
WHERE
t2.b NOT IN (SELECT t4.b FROM t3 STRAIGHT_JOIN t4 WHERE t4.b <= 2 AND t4.c = t3.c);
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2,t3,t4;
set optimizer_switch=@myisam_icp_tmp;

5
mysql-test/t/order_by.test
View File

@ -157,6 +157,9 @@ INSERT INTO t2 VALUES (2,25);
INSERT INTO t3 VALUES (1,'123 Park Place');
INSERT INTO t3 VALUES (2,'453 Boardwalk');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SELECT a,b,if(b = 1,i,if(b = 2,v,''))
FROM t1
LEFT JOIN t2 USING(c)
@ -179,6 +182,8 @@ LEFT JOIN t2 ON t1.c = t2.c
LEFT JOIN t3 ON t3.c = t1.c
ORDER BY a;
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2,t3;
#

4
mysql-test/t/pool_of_threads.test
View File

@ -2,11 +2,13 @@
# and run a number of tests
-- source include/have_pool_of_threads.inc
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
# Slow test, don't run during staging part
-- source include/not_staging.inc
-- source include/long_test.inc
-- source include/common-tests.inc
SET optimizer_switch=@save_optimizer_switch;
# Test that we cannot have more simultaneous connections than
# --thread-pool-size on the standard port, but _can_ have additional

3
mysql-test/t/ps.test
View File

@ -3095,10 +3095,13 @@ DROP TABLE t1;
--echo #
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (1),(2);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
PREPARE stmt FROM 'EXPLAIN EXTENDED SELECT 1 FROM t1 RIGHT JOIN t1 t2 ON 1';
EXECUTE stmt;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1;
--echo #

5
mysql-test/t/select.test
View File

@ -13,6 +13,9 @@ drop table if exists t1_1,t1_2,t9_1,t9_2,t1aa,t2aa;
drop view if exists v1;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch=ifnull(@optimizer_switch_for_select_test,'outer_join_with_cache=off');
CREATE TABLE t1 (
Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL,
Varor_period smallint(4) unsigned DEFAULT '0' NOT NULL
@ -4259,3 +4262,5 @@ SELECT * FROM t1 WHERE f1 = 'zz' AND f1 <= 'aa' ;
SELECT * FROM v1 HAVING f1 = 'zz' AND f1 <= 'aa' ;
DROP TABLE t1;
DROP VIEW v1;
SET optimizer_switch=@save_optimizer_switch;

3
mysql-test/t/select_jcl6.test
View File

@ -11,9 +11,12 @@ set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
set @optimizer_switch_for_select_test=@@optimizer_switch;
--source t/select.test
set join_cache_level=default;
show variables like 'join_cache_level';
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_select_test=NULL;

5
mysql-test/t/subselect.test
View File

@ -4587,6 +4587,9 @@ INSERT INTO t2 VALUES (20,9),(20,9);
create table t3 (d int, e int);
insert into t3 values (2, 9), (3,10);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
@ -4596,6 +4599,8 @@ SELECT t2.b , t1.c
FROM t2 LEFT JOIN t1 ON t1.c < 3
WHERE (t2.b, t1.c) NOT IN (SELECT * from t3);
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
--echo End of 5.3 tests

8
mysql-test/t/subselect4.test
View File

@ -991,6 +991,9 @@ INSERT INTO t3 VALUES ('a'), ('b'), ('c');
CREATE TABLE t4 (c1 varchar(1) primary key);
INSERT INTO t4 VALUES ('k'), ('d');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
EXPLAIN
SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2);
SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2);
@ -1003,6 +1006,9 @@ SELECT * FROM (t2 LEFT JOIN t1 ON t1.c1) LEFT JOIN t3 on t3.c1 WHERE 's' IN (SEL
EXPLAIN
SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2);
SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2);
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3, t4;
--echo #
@ -1297,6 +1303,8 @@ INSERT INTO t2 VALUES
(10,5,'d1d');
set @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
set @@optimizer_switch = 'materialization=off';
EXPLAIN

5
mysql-test/t/subselect_cache.test
View File

@ -4,6 +4,9 @@ drop table if exists t1,t2,t3,t4,t5;
drop view if exists v1;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
SET optimizer_switch='semijoin_with_cache=off';
set optimizer_switch='subquery_cache=on';
@ -1698,5 +1701,7 @@ SELECT * FROM t4 WHERE b NOT IN ( SELECT * FROM v1 );
drop view v1;
drop table t1,t2,t3,t4;
SET optimizer_switch=@save_optimizer_switch;
--echo # restore default
set @@optimizer_switch= default;

3
mysql-test/t/subselect_sj.test
View File

@ -10,6 +10,9 @@ 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 optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj_test,'semijoin_with_cache=off');
# The 'default' value within the scope of this test:
set @save_optimizer_switch=@@optimizer_switch;

4
mysql-test/t/subselect_sj2.test
View File

@ -6,6 +6,9 @@
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';
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'outer_join_with_cache=off');
SET optimizer_switch=ifnull(@optimizer_switch_for_subselect_sj2_test,'semijoin_with_cache=off');
--disable_warnings
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
@ -46,7 +49,6 @@ create table t3 (
insert into t3 select a,a, a,a,a from t0;
insert into t3 select a,a, a+100,a+100,a+100 from t0;
explain select * from t3 where b in (select a from t1);
select * from t3 where b in (select a from t1);

3
mysql-test/t/subselect_sj2_jcl6.test
View File

@ -11,6 +11,8 @@ set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
set @optimizer_switch_for_subselect_sj2_test=@@optimizer_switch;
--source t/subselect_sj2.test
--echo #
@ -101,4 +103,5 @@ set join_cache_level=default;
show variables like 'join_cache_level';
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_subselect_sj2_test=NULL;

3
mysql-test/t/subselect_sj_jcl6.test
View File

@ -13,6 +13,8 @@ set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set join_cache_level=6;
show variables like 'join_cache_level';
set @optimizer_switch_for_subselect_sj_test=@@optimizer_switch;
--source t/subselect_sj.test
--echo #
@ -91,3 +93,4 @@ set join_cache_level=default;
show variables like 'join_cache_level';
set @@optimizer_switch=@save_optimizer_switch_jcl6;
set @optimizer_switch_for_subselect_sj_test=NULL;

6
mysql-test/t/subselect_sj_nonmerged.test
View File

@ -55,13 +55,19 @@ explain select * from t3 where a in (select max(t2.a) from t1, t2 group by t2.b)
--echo # Compare to this which really will have 50 record combinations:
explain select * from t3 where a in (select max(t2.a) from t1, t2 group by t2.b, t1.b);
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
--echo # Outer joins also work:
explain select * from t3
where a in (select max(t2.a) from t1 left join t2 on t1.a=t2.a group by t2.b, t1.b);
SET optimizer_switch=@save_optimizer_switch;
#
# Check if joins on the outer side also work
#
create table t4 (a int, b int, filler char(20), unique key(a,b));
insert into t4 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t0 A, t0 B; # 100 rows
explain select * from t0, t4 where

4
mysql-test/t/table_elim.test
View File

@ -6,6 +6,9 @@ drop table if exists t0, t1, t2, t3, t4, t5, t6;
drop view if exists v1, v2;
--enable_warnings
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
create table t1 (a int);
insert into t1 values (0),(1),(2),(3);
create table t0 as select * from t1;
@ -518,3 +521,4 @@ EXPLAIN SELECT alias1.* FROM t3 LEFT JOIN v1 as alias1 ON ( t3.a = alias1.b );
drop view v1;
DROP TABLE t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch;

5
mysql-test/t/type_datetime.test
View File

@ -359,6 +359,9 @@ create table t2 (id int(10) not null, cur_date date not null);
insert into t1 (id, cur_date) values (1, '2007-04-25 18:30:22');
insert into t2 (id, cur_date) values (1, '2007-04-25');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='semijoin_with_cache=off';
explain extended
select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
@ -386,6 +389,8 @@ where id in (select id from t2 as x1 where (t2.cur_date is null));
select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
SET optimizer_switch=@save_optimizer_switch;
drop table t1,t2;

3
mysql-test/t/union.test
View File

@ -563,7 +563,10 @@ drop table t1;
#
create table t1 ( RID int(11) not null default '0', IID int(11) not null default '0', nada varchar(50) not null,NAME varchar(50) not null,PHONE varchar(50) not null) engine=MyISAM;
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
SET optimizer_switch=@save_optimizer_switch;
drop table t1;
#

5
mysql-test/t/view.test
View File

@ -5,6 +5,9 @@ drop database if exists mysqltest;
--enable_warnings
use test;
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off';
#
# some basic test of views and its functionality
#
@ -4308,3 +4311,5 @@ SELECT * FROM t1 RIGHT JOIN v2 ON ( v2.a = t1.a ) WHERE v2.b IN ( SELECT b FROM
DROP VIEW v2;
DROP TABLE t1, t2, t3;
SET optimizer_switch=@save_optimizer_switch;

4
sql/mysql_priv.h
View File

@ -607,10 +607,12 @@ protected:
OPTIMIZER_SWITCH_MATERIALIZATION | \
OPTIMIZER_SWITCH_PARTIAL_MATCH_ROWID_MERGE|\
OPTIMIZER_SWITCH_PARTIAL_MATCH_TABLE_SCAN|\
OPTIMIZER_SWITCH_OUTER_JOIN_WITH_CACHE | \
OPTIMIZER_SWITCH_SEMIJOIN_WITH_CACHE | \
OPTIMIZER_SWITCH_JOIN_CACHE_INCREMENTAL | \
OPTIMIZER_SWITCH_JOIN_CACHE_HASHED | \
OPTIMIZER_SWITCH_JOIN_CACHE_BKA | \
OPTIMIZER_SWITCH_SUBQUERY_CACHE |\
OPTIMIZER_SWITCH_SUBQUERY_CACHE | \
OPTIMIZER_SWITCH_SEMIJOIN | \
OPTIMIZER_SWITCH_FIRSTMATCH | \
OPTIMIZER_SWITCH_LOOSE_SCAN )

4
sql/mysqld.cc
View File

@ -500,8 +500,8 @@ static const char *optimizer_switch_str="index_merge=on,index_merge_union=on,"
"mrr=off,"
"mrr_cost_based=off,"
"mrr_sort_keys=off,"
"outer_join_with_cache=off,"
"semijoin_with_cache=off,"
"outer_join_with_cache=on,"
"semijoin_with_cache=on,"
"join_cache_incremental=on,"
"join_cache_hashed=on,"
"join_cache_bka=on,"