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Commit de5f7348 authored by Sergei Petrunia's avatar Sergei Petrunia
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Make main.subselect_sj2* tests stable 

Use EITS statistics to avoid changing query plans
parent b1e37799
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Showing with 75 additions and 24 deletions
mysql-test/main/subselect_sj2.result
View file @ de5f7348
...@@ -813,6 +813,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E ...@@ -813,6 +813,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E
INSERT INTO t2 VALUES (6,'y'); INSERT INTO t2 VALUES (6,'y');
CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB; CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB;
INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y'); INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y');
analyze table t1,t2,t3 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
# The following must use LooseScan but not join buffering # The following must use LooseScan but not join buffering
explain explain
SELECT * FROM t3 SELECT * FROM t3
...@@ -1102,6 +1110,14 @@ INSERT INTO t2 VALUES ...@@ -1102,6 +1110,14 @@ INSERT INTO t2 VALUES
(9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'), (9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'),
(13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'), (13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'),
(17,'q','q'),(18,'w','w'),(19,'d','d'); (17,'q','q'),(18,'w','w'),(19,'d','d');
analyze table t1 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
analyze table t2 persistent for all;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN EXPLAIN
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
...@@ -1110,11 +1126,11 @@ WHERE alias5.b = alias4.b ...@@ -1110,11 +1126,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias5.c != alias3.c ) AND ( alias5.b >= alias3.b OR alias5.c != alias3.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3) 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join) 1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
...@@ -1131,11 +1147,11 @@ WHERE alias5.b = alias4.b ...@@ -1131,11 +1147,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias3.c != alias5.c ) AND ( alias5.b >= alias3.b OR alias3.c != alias5.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3) 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join) 1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
......
mysql-test/main/subselect_sj2.test
View file @ de5f7348
...@@ -994,6 +994,7 @@ INSERT INTO t2 VALUES (6,'y'); ...@@ -994,6 +994,7 @@ INSERT INTO t2 VALUES (6,'y');
CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB; CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB;
INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y'); INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y');
analyze table t1,t2,t3 persistent for all;
--echo # The following must use LooseScan but not join buffering --echo # The following must use LooseScan but not join buffering
--replace_column 9 # --replace_column 9 #
...@@ -1225,6 +1226,8 @@ INSERT INTO t2 VALUES ...@@ -1225,6 +1226,8 @@ INSERT INTO t2 VALUES
(13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'), (13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'),
(17,'q','q'),(18,'w','w'),(19,'d','d'); (17,'q','q'),(18,'w','w'),(19,'d','d');
analyze table t1 persistent for all;
analyze table t2 persistent for all;
--replace_column 9 # --replace_column 9 #
EXPLAIN EXPLAIN
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
......
mysql-test/main/subselect_sj2_jcl6.result
View file @ de5f7348
...@@ -826,6 +826,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E ...@@ -826,6 +826,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E
INSERT INTO t2 VALUES (6,'y'); INSERT INTO t2 VALUES (6,'y');
CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB; CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB;
INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y'); INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y');
analyze table t1,t2,t3 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
# The following must use LooseScan but not join buffering # The following must use LooseScan but not join buffering
explain explain
SELECT * FROM t3 SELECT * FROM t3
...@@ -1115,6 +1123,14 @@ INSERT INTO t2 VALUES ...@@ -1115,6 +1123,14 @@ INSERT INTO t2 VALUES
(9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'), (9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'),
(13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'), (13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'),
(17,'q','q'),(18,'w','w'),(19,'d','d'); (17,'q','q'),(18,'w','w'),(19,'d','d');
analyze table t1 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
analyze table t2 persistent for all;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN EXPLAIN
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
...@@ -1123,11 +1139,11 @@ WHERE alias5.b = alias4.b ...@@ -1123,11 +1139,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias5.c != alias3.c ) AND ( alias5.b >= alias3.b OR alias5.c != alias3.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index; Using join buffer (flat, BNL join) 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3); Using join buffer (incremental, BKA join); Key-ordered scan 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join) 1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
...@@ -1144,11 +1160,11 @@ WHERE alias5.b = alias4.b ...@@ -1144,11 +1160,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias3.c != alias5.c ) AND ( alias5.b >= alias3.b OR alias3.c != alias5.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index; Using join buffer (flat, BNL join) 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3); Using join buffer (incremental, BKA join); Key-ordered scan 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join) 1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (incremental, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
......
mysql-test/main/subselect_sj2_mat.result
View file @ de5f7348
...@@ -815,6 +815,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E ...@@ -815,6 +815,14 @@ CREATE TABLE t2 (f14 int(11) NOT NULL, f12 varchar(1) NOT NULL, KEY (f12,f14)) E
INSERT INTO t2 VALUES (6,'y'); INSERT INTO t2 VALUES (6,'y');
CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB; CREATE TABLE t3 (f12 varchar(1) NOT NULL) ENGINE=InnoDB;
INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y'); INSERT INTO t3 VALUES ('r'),('s'),('t'),('v'),('w'),('x'),('y');
analyze table t1,t2,t3 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
# The following must use LooseScan but not join buffering # The following must use LooseScan but not join buffering
explain explain
SELECT * FROM t3 SELECT * FROM t3
...@@ -1104,6 +1112,14 @@ INSERT INTO t2 VALUES ...@@ -1104,6 +1112,14 @@ INSERT INTO t2 VALUES
(9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'), (9,'d','d'),(10,'s','s'),(11,'r','r'),(12,'m','m'),
(13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'), (13,'b','b'),(14,'x','x'),(15,'g','g'),(16,'p','p'),
(17,'q','q'),(18,'w','w'),(19,'d','d'); (17,'q','q'),(18,'w','w'),(19,'d','d');
analyze table t1 persistent for all;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
analyze table t2 persistent for all;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN EXPLAIN
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
...@@ -1112,11 +1128,11 @@ WHERE alias5.b = alias4.b ...@@ -1112,11 +1128,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias5.c != alias3.c ) AND ( alias5.b >= alias3.b OR alias5.c != alias3.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3) 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join) 1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
...@@ -1133,11 +1149,11 @@ WHERE alias5.b = alias4.b ...@@ -1133,11 +1149,11 @@ WHERE alias5.b = alias4.b
AND ( alias5.b >= alias3.b OR alias3.c != alias5.c ) AND ( alias5.b >= alias3.b OR alias3.c != alias5.c )
); );
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # 1 PRIMARY alias3 ALL PRIMARY NULL NULL NULL # Using where
1 PRIMARY alias5 index PRIMARY c 4 NULL # Using where; Using index 1 PRIMARY alias4 ref PRIMARY,c c 4 test.alias3.d # Using index
1 PRIMARY alias4 eq_ref PRIMARY,c PRIMARY 4 test.alias5.b # Using where; FirstMatch(alias3) 1 PRIMARY alias5 eq_ref PRIMARY PRIMARY 4 test.alias4.b # Using where; FirstMatch(alias3)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join) 1 PRIMARY alias2 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
1 PRIMARY alias1 ALL NULL NULL NULL NULL # Using join buffer (flat, BNL join)
SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3 SELECT COUNT(*) FROM t1 AS alias1, t1 AS alias2, t2 AS alias3
WHERE alias3.d IN ( WHERE alias3.d IN (
SELECT alias4.c FROM t2 AS alias4, t2 AS alias5 SELECT alias4.c FROM t2 AS alias4, t2 AS alias5
......
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