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@ -190,7 +190,7 @@ insert into t3 select * from t4;
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explain select distinct t1.a from t1,t3 where t1.a=t3.a;
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explain select distinct t1.a from t1,t3 where t1.a=t3.a;
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id select_type table type possible_keys key key_len ref rows Extra
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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 PRIMARY 4 NULL 4 Using index; Using temporary
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1 SIMPLE t1 index PRIMARY PRIMARY 4 NULL 4 Using index; Using temporary
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1 SIMPLE t3 ref a a 5 test.t1.a 10 Using where; Using index; Distinct
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1 SIMPLE t3 ref a a 5 test.t1.a 11 Using where; Using index; Distinct
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select distinct t1.a from t1,t3 where t1.a=t3.a;
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select distinct t1.a from t1,t3 where t1.a=t3.a;
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a
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a
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1
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1
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