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Merge 10.11 into 11.0
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@ -76,7 +76,7 @@ rollback;
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explain update t1 set c1=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 > 3;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 ALL NULL NULL NULL NULL 8 Using where
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2 DEPENDENT SUBQUERY a ALL NULL NULL NULL NULL 8 Using where
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1 PRIMARY a ALL NULL NULL NULL NULL 8 Using where; FirstMatch(t1)
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start transaction;
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update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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affected rows: 4
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@ -317,7 +317,7 @@ rollback;
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explain update t1 set c1=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 > 3;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 range t1_c2 t1_c2 5 NULL 2 Using where
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2 DEPENDENT SUBQUERY a ref t1_c2 t1_c2 5 test.t1.c2 8 Using index
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1 PRIMARY a ref t1_c2 t1_c2 5 test.t1.c2 8 Using index; FirstMatch(t1)
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start transaction;
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update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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affected rows: 4
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@ -557,8 +557,8 @@ rollback;
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#
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explain update t1 set c1=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 > 3;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 range t1_c2 t1_c2 5 NULL 2 Using where
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2 DEPENDENT SUBQUERY a ref t1_c2 t1_c2 5 test.t1.c2 1 Using index
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1 PRIMARY a index t1_c2 t1_c2 10 NULL 8 Using where; Using index; LooseScan
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1 PRIMARY t1 ref t1_c2 t1_c2 5 test.a.c2 1
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start transaction;
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update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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affected rows: 4
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@ -799,8 +799,8 @@ rollback;
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#
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explain update t1 set c1=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 > 3;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 range t1_c2 t1_c2 5 NULL 2 Using where
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2 DEPENDENT SUBQUERY a ref t1_c2 t1_c2 5 test.t1.c2 1 Using index
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1 PRIMARY a index t1_c2 t1_c2 10 NULL 8 Using where; Using index; LooseScan
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1 PRIMARY t1 ref t1_c2 t1_c2 5 test.a.c2 1
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start transaction;
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update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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affected rows: 4
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