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Merge MariaDB 5.2 -> MariaDB 5.3
- post-merge fixes
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@ -356,7 +356,7 @@ SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
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WHERE t1.name LIKE 'A%';
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 index PRIMARY,name name 23 NULL 3 Using where; Using index
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1 SIMPLE t2 ref fkey fkey 5 test.t1.id 1 Using where; Using index
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1 SIMPLE t2 ref fkey fkey 5 test.t1.id 1 Using index
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EXPLAIN
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SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
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WHERE t1.name LIKE 'A%' OR FALSE;
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@ -1426,12 +1426,15 @@ DROP TABLE t1;
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#
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create table t1 (a bit(1) not null,b int) engine=myisam;
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create table t2 (c int) engine=innodb;
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set @save_optimizer_switch=@@optimizer_switch;
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set @@optimizer_switch='partial_match_rowid_merge=off,partial_match_table_scan=off';
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explain
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select b from t1 where a not in (select b from t1,t2 group by a) group by a;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
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2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found
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2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 1
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set optimizer_switch=@save_optimizer_switch;
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DROP TABLE t1,t2;
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End of 5.0 tests
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CREATE TABLE `t2` (
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