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10.0-base merge
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@@ -1174,6 +1174,23 @@ SELECT * FROM INFORMATION_SCHEMA.TRIGGERS WHERE SQL_MODE != '';
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TRIGGER_CATALOG TRIGGER_SCHEMA TRIGGER_NAME EVENT_MANIPULATION EVENT_OBJECT_CATALOG EVENT_OBJECT_SCHEMA EVENT_OBJECT_TABLE ACTION_ORDER ACTION_CONDITION ACTION_STATEMENT ACTION_ORIENTATION ACTION_TIMING ACTION_REFERENCE_OLD_TABLE ACTION_REFERENCE_NEW_TABLE ACTION_REFERENCE_OLD_ROW ACTION_REFERENCE_NEW_ROW CREATED SQL_MODE DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION
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set optimizer_use_condition_selectivity=@save_optimizer_use_condition_selectivity;
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#
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# Bug mdev-5630: always true conjunctive condition
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# when optimizer_use_condition_selectivity=3
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#
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set use_stat_tables = 'preferably';
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set optimizer_use_condition_selectivity = 3;
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CREATE TABLE t1 (a int) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (10);
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CREATE TABLE t2 (id int, flag char(1), INDEX(id)) ENGINE=MyISAM;
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INSERT INTO t2 VALUES (100,'0'),(101,'1');
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ANALYZE TABLE t1, t2;
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Table Op Msg_type Msg_text
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test.t1 analyze status OK
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test.t2 analyze status OK
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SELECT * FROM t1, t2 WHERE id = a AND ( a = 16 OR flag AND a != 6 );
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a id flag
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DROP TABLE t1,t2;
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#
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# Bug mdev-4429: join with range condition whose selectivity == 0
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# when optimizer_use_condition_selectivity=3
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#
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