result fix
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@ -605,11 +605,11 @@ id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 ref period period 4 test.t1.period 4181
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explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 ALL period NULL NULL NULL 41810 Using filesort
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1 SIMPLE t3 index period period 4 NULL 1
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1 SIMPLE t1 ref period period 4 test.t3.period 4181
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explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL period NULL NULL NULL 41810 Using filesort
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1 SIMPLE t1 index period period 4 NULL 1
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1 SIMPLE t3 ref period period 4 test.t1.period 4181
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select period from t1;
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period
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@ -605,11 +605,11 @@ id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 ref period period 4 test.t1.period 4181
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explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 ALL period NULL NULL NULL 41810 Using filesort
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1 SIMPLE t3 index period period 4 NULL 1
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1 SIMPLE t1 ref period period 4 test.t3.period 4181
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explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL period NULL NULL NULL 41810 Using filesort
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1 SIMPLE t1 index period period 4 NULL 1
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1 SIMPLE t3 ref period period 4 test.t1.period 4181
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select period from t1;
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period
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