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2004-11-17 20:07:13 +01:00
parent 4f6413094c
commit 2836164f0c
6 changed files with 11 additions and 13 deletions

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@ -352,6 +352,6 @@ t3 1 a 1 a NULL NULL NULL NULL HASH
t3 1 a 2 b NULL 15 NULL NULL HASH
explain select * from t1 ignore key(btree_idx), t3 where t1.name='matt' and t3.a = concat('',t1.name) and t3.b=t1.name;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t3 ref a a 40 const,const 6 Using where
1 SIMPLE t1 ref heap_idx heap_idx 20 const 7 Using where
1 SIMPLE t3 ref a a 40 func,const 6 Using where
drop table t1, t2, t3;