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MDEV-6066: Merge new defaults from 5.6 and 5.7 (defaults changed, QC can be stopped with no-zero size)
This commit is contained in:
committed by
Sergei Golubchik
parent
21daa7b929
commit
e3982cead2
@ -1308,10 +1308,10 @@ Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` A
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select * from t1, t2, t1 as t3
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where t1.b=t2.c and t2.d=t3.a and t3.b<5 and t1.a < 2000;
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a b c d a b
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1495 89366 89366 28296 28296 3
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961 24512 24512 85239 85239 4
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1063 89366 89366 28296 28296 3
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1495 89366 89366 28296 28296 3
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221 56120 56120 28296 28296 3
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961 24512 24512 85239 85239 4
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set optimizer_use_condition_selectivity=3;
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explain extended
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select * from t1, t2, t1 as t3
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@ -1325,10 +1325,10 @@ Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` A
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select * from t1, t2, t1 as t3
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where t1.b=t2.c and t2.d=t3.a and t3.b<5 and t1.a < 2000;
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a b c d a b
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961 24512 24512 85239 85239 4
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1495 89366 89366 28296 28296 3
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1063 89366 89366 28296 28296 3
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1495 89366 89366 28296 28296 3
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221 56120 56120 28296 28296 3
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961 24512 24512 85239 85239 4
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set optimizer_use_condition_selectivity=@save_optimizer_use_condition_selectivity;
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drop table t1,t2;
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set histogram_type=@save_histogram_type;
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@ -1422,10 +1422,10 @@ drop table t0,t1,t2;
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#
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# Bug mdev-7316: a conjunct in WHERE with selectivity == 0
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#
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CREATE TABLE t1 (a varchar(16), b int, PRIMARY KEY(a), KEY(b)) ENGINE=INNODB;
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CREATE TABLE t1 (a varchar(16), b int, PRIMARY KEY(a), KEY(b));
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INSERT INTO t1 VALUES
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('USAChinese',10), ('USAEnglish',20), ('USAFrench',30);
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CREATE TABLE t2 (i int) ENGINE=INNODB;
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CREATE TABLE t2 (i int);
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INSERT INTO t2 VALUES
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(1),(2),(3),(4),(5),(6),(7),(8),(9),(10),(1),(2),(3),(4);
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ANALYZE TABLE t1, t2;
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