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b9e210bbf3
ref->null_rejecting is a key_part_map. we need to check the bit corresponding to the particular store_key. Note that there are no store_key objects for const ref parts.
156 lines
2.6 KiB
Text
156 lines
2.6 KiB
Text
set @tmp_subselect_nulls=@@optimizer_switch;
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set optimizer_switch='semijoin=off';
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create table x1(k int primary key, d1 int, d2 int);
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create table x2(k int primary key, d1 int, d2 int);
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insert into x1 values
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(10, 10, 10),
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(20, 20, 20),
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(21, 20, null),
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(30, null, 30),
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(40, 40, 40);
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insert into x2 values
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(10, 10, 10),
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(20, 20, 20),
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(21, 20, null),
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(30, null, 30);
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select *
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from x1
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where (d1, d2) in (select d1, d2
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from x2);
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where (d1, d2) in (select d1, d2
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from x2) is true;
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where (d1, d2) in (select d1, d2
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from x2) is false;
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k d1 d2
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40 40 40
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select *
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from x1
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where (d1, d2) in (select d1, d2
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from x2) is unknown;
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k d1 d2
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21 20 NULL
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30 NULL 30
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select *
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from x1
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where d1 in (select d1
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from x2
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where x1.d2=x2.d2);
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where d1 in (select d1
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from x2
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where x1.d2=x2.d2) is true;
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where d1 in (select d1
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from x2
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where x1.d2=x2.d2) is false;
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k d1 d2
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21 20 NULL
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40 40 40
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select *
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from x1
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where d1 in (select d1
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from x2
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where x1.d2=x2.d2) is unknown;
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k d1 d2
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30 NULL 30
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select *
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from x1
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where 1 in (select 1
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from x2
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where x1.d1=x2.d1 and x1.d2=x2.d2);
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where 1 in (select 1
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from x2
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where x1.d1=x2.d1 and x1.d2=x2.d2) is true;
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k d1 d2
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10 10 10
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20 20 20
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select *
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from x1
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where 1 in (select 1
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from x2
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where x1.d1=x2.d1 and x1.d2=x2.d2) is false;
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k d1 d2
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21 20 NULL
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30 NULL 30
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40 40 40
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select *
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from x1
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where 1 in (select 1
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from x2
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where x1.d1=x2.d1 and x1.d2=x2.d2) is unknown;
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k d1 d2
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select *
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from x1
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where exists (select *
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from x2
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where x1.d1=x2.d1 and x1.d2=x2.d2);
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k d1 d2
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10 10 10
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20 20 20
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set optimizer_switch= @tmp_subselect_nulls;
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drop table x1;
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drop table x2;
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#
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# MDEV-7339 Server crashes in Item_func_trig_cond::val_int
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#
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select (select 1, 2) in (select 3, 4);
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(select 1, 2) in (select 3, 4)
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0
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select (select NULL, NULL) in (select 3, 4);
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(select NULL, NULL) in (select 3, 4)
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NULL
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#
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# End of 5.5 tests
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#
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#
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# MDEV-32555 wrong result with an index and a partially null-rejecting condition
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#
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create table t1 (a int primary key);
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insert t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t2 (
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b int not null,
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c int default null,
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d int not null,
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e int not null,
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unique key (d,b,c)
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);
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insert t2 values (1,null,1,1),(1,null,2,2),(1,null,3,3),(1,null,4,4),(2,null,1,2),(3,null,1,3),(4,null,2,2),(4,null,1,4);
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select (
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select sum(t2_.e) from t2 t2_ where t2_.b = a and t2_.c <=> t2.c and t2_.d = 1
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) x from t2 left join t1 on a = b;
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x
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1
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2
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3
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4
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1
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4
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1
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1
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drop table t1, t2;
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#
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# End of 10.10 tests
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#
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