535 lines
21 KiB
Plaintext
535 lines
21 KiB
Plaintext
--disable_query_log
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set @@session.explicit_defaults_for_timestamp=off;
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--enable_query_log
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# owner: link.zt
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# owner group: sql4
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# tags: optimizer
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# description: 子查询结果集
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--disable_info
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--disable_metadata
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--disable_warnings
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create database if not exists test;
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use test;
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drop table if exists t1, t2, t3;
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--enable_warnings
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create table t1(c1 int primary key, c2 int);
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create table t2(c1 int primary key, c2 int);
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create table t3(c1 int primary key, c2 int);
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insert into t1 values(1, 1), (2, 2), (3, 3), (4, 3), (5, 2);
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insert into t2 values(1, 1), (2, 2);
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insert into t3 values(5, 5), (6, 6);
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###where subquery
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select * from t1 where c1>ANY(select c1 from t2);
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select * from t1 where c1<ALL(select c1 from t2);
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--error 1242
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select * from t1 where c1=(select c1 from t2);
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select * from t1 where c1=(select c1 from t2 limit 1);
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select * from t1 where c1=ANY(select c1 from t2 where t1.c2>t2.c2);
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select * from t1 where exists(select c1 from t2 where t1.c2>t2.c2);
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select * from t1 where 1<ANY(select c1 from t2);
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select c2 from t1 where exists(select c2 from t2 where t1.c1>t2.c1);
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select * from t1 where c1>(select c1 from t2 where t2.c1=1);
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select * from t1 where exists(select * from t2 where t1.c1=t2.c2);
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select * from t1 where c1 in (select c1 from t1);
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select * from t1 where c1 not in (select c1 from t1);
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select c1 from t1 where c1 not in (select c1 from t2 where c2 not in (select c2 from t2));
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#from-subquery
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select * from (select * from t1 limit 1) t;
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select c from (select c1 as c from t1) tt;
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select c1 from t1 where c1 in (select c1 from t2 where c2 >= some(select max(c1) from (select c1 from t3 where t1.c2=t3.c1 order by c1 limit 1) as tt));
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#select subquery
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--error 1241
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select (select c1, c2 from t1) from t1;
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--error 1242
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select (select c1 from t1) from t1;
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select (select c1 from t1 where c1=1) from t1;
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select (select 1)=ANY(select 1);
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SELECT (SELECT 1)>ALL(SELECT 1);
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SELECT (SELECT 1,2,3) = ROW(1,2,3);
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SELECT (SELECT 1,2,3) = ROW(1,2,1);
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SELECT (SELECT 1,2,3) < ROW(1,2,1);
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SELECT (SELECT 1,2,3) > ROW(1,2,1);
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SELECT (SELECT 1,2,3) = ROW(1,2,NULL);
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SELECT ROW(1,2,3) = (SELECT 1,2,3);
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SELECT ROW(1,2,3) = (SELECT 1,2,1);
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SELECT ROW(1,2,3) < (SELECT 1,2,1);
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SELECT ROW(1,2,3) > (SELECT 1,2,1);
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SELECT ROW(1,2,3) = (SELECT 1,2,NULL);
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SELECT (SELECT 1.5,2,'a') = ROW(1.5,2,'a');
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SELECT (SELECT 1.5,2,'a') = ROW(1.5,2,'b');
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SELECT (SELECT 1.5,2,'a') = ROW(1.5,'2','a');
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SELECT (SELECT 1.5,'c','a') = ROW(1.5,2,'a');
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#row compare
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#greater than
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select (select 3, 2, 1)>row(1, 2, 1);
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select (select 1, 2, 3)>row(1, 2, 1);
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select (select 1, 2, 3)>row(1, 2, 3);
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select (select 1, 3, 2)>row(1, 2, 3);
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select (select 1, 2, 3)>row(1, 3, 2);
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select (select 1, null, 2)>row(1, 2, 2);
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select (select 1, 2, null)>row(1, 1, 2);
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#greater equal
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select (select 3, 2, 1)>=row(1, 2, 1);
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select (select 1, 2, 3)>=row(1, 2, 1);
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select (select 1, 2, 3)>=row(1, 2, 3);
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select (select 1, 3, 2)>=row(1, 2, 3);
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select (select 1, 2, 3)>=row(1, 3, 2);
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select (select 1, null, 2)>=row(1, 2, 2);
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select (select 1, 2, null)>=row(1, 1, 2);
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#less than
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select (select 1, 2, 3)<row(3, 2, 1);
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select (select 1, 2, 3)<row(1, 3, 2);
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select (select 1, 2, 1)<row(1, 2, 3);
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select (select 1, 2, 3)<row(1, 2, 3);
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select (select 1, 3, 2)<row(1, 2, 3);
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select (select 1, null, 2)<row(1, 2, 2);
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select (select 1, 2, null)<row(1, 1, 2);
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#less equal
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select (select 1, 2, 3)<=row(3, 2, 1);
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select (select 1, 2, 3)<=row(1, 3, 2);
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select (select 1, 2, 1)<=row(1, 2, 3);
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select (select 1, 2, 3)<=row(1, 2, 3);
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select (select 1, 3, 2)<=row(1, 2, 3);
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select (select 1, null, 2)<=row(1, 2, 2);
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select (select 1, 2, null)<=row(1, 1, 2);
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#equal
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select (select 1, 2, 3)=row(1, 2, 3);
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select (select 1, 2, 3)=row(1, 2, 1);
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select (select 1, 2, 1)=row(3, 2, 1);
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select (select 1, null, 1)=row(1, 2, 1);
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#ns equal
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select (select 1, 2, 3)<=>row(1, 2, 3);
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select (select 1, 2, 3)<=>row(1, 2, 1);
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select (select 1, null, 1)<=>row(1, 2, 1);
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select (select 1, null, 3)<=>row(1, null, 3);
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#not equal
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select (select 1, 2, 3)!=row(1, 2, 3);
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select (select 1, 2, 3)!=row(1, 2, 1);
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select (select 1, null, 1)!=row(1, 2, 1);
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select (select 1, null, 3)!=row(1, null, 3);
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#group by subquery
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--sorted_result
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select * from t1 group by (select c1 from t1 limit 1);
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--error 1241
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select * from t1 group by (select c1, c2 from t1);
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#test ANY/SOME/ALL keywords
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delete from t1;
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insert into t1 values(1, NULL), (2, NULL), (3, NULL), (4, NULL);
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select NULL=ANY(select c1 from t1);
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select NULL=ALL(select c1 from t1);
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delete from t1;
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insert into t1 values(1, NULL), (2, 2), (3, 3), (4, 4);
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select 2=ANY(select c2 from t1);
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select 2=ALL(select c2 from t1);
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#return NULL
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select 5=ANY(select c2 from t1);
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#return NULL
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select 5!=ANY(select c2 from t1);
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delete from t1;
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insert into t1 values(1, 1), (2, NULL), (3, 3), (4, 4);
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select 1=ANY(select c1 from t1);
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select 1!=ANY(select c1 from t1);
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select 1=ALL(select c1 from t1);
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select 1!=ALL(select c1 from t1);
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select 5=ANY(select c1 from t1);
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select 5!=ANY(select c1 from t1);
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select 5=ALL(select c1 from t1);
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select 5!=ALL(select c1 from t1);
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delete from t1;
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insert into t1 values(1, 1), (2, 2), (3, 3), (4, NULL);
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select 1!=ANY(select c1 from t1);
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select 1=ANY(select c1 from t1);
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select 1!=ALL(select c1 from t1);
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select 1=ALL(select c1 from t1);
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select 5!=ANY(select c1 from t1);
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select 5=ANY(select c1 from t1);
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select 5!=ALL(select c1 from t1);
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select 5=ALL(select c1 from t1);
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### test for related subquery with one column expr ###
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select * from t1 where c1 > (select t2.c1 from t2 where t1.c1 limit 1);
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select t1.c1 from t1 left join t3 on t1.c1 = t3.c1 where t3.c1 < (select t2.c1 from t2 where t3.c1 limit 1);
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select * from t1 where c1 > (select t2.c1 from t2 where t1.c1 > 1 limit 1);
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#
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drop table if exists t1, t2;
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create table t1 (a int not null, b int not null, index it1a(a), index iab(a, b));
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create table t2 (c int not null, d int not null);
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insert into t1 values (1,10);
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insert into t1 values (1,20);
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insert into t1 values (2,10);
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insert into t1 values (2,20);
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insert into t1 values (2,30);
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insert into t1 values (3,20);
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insert into t1 values (4,40);
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insert into t2 values (2,10);
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insert into t2 values (2,20);
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insert into t2 values (2,40);
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insert into t2 values (3,20);
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insert into t2 values (4,10);
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insert into t2 values (5,10);
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--sorted_result
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select a from t1 group by a having a in (select c from t2 where d >= 20);
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drop table if exists t1;
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create table t1(c1 int);
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select count(1) from t1 where false;
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select count(1) from t1 having false;
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--sorted_result
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select count(1) from t1 group by c1 having false;
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--sorted_result
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select count(1) from t1 where false group by c1;
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insert into t1 values(1);
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select * from t1 where c1 in (trim((select 1)), 2);
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select * from t1 where c1 in ((select c1 from t1), 2);
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select * from t1 where c1 in ((select t1.c1 from t1 t), 2);
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#clean tables
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--disable_warnings
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drop table if exists t1, t2;
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--enable_warnings
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#project/81079/issue/11488676?akProjectId=81079&akProjectId=81079&
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--disable_warnings
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drop table if exists DD,AA,J,CC,GG;
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--enable_warnings
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CREATE TABLE DD ( col_int int, pk int, col_varchar_20 varchar(20), col_int_key int, primary key (pk));
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CREATE TABLE AA ( pk int, col_int_key int, col_varchar_20 varchar(20), col_int int, primary key (pk));
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CREATE TABLE J ( col_varchar_20 varchar(20), pk int primary key);
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CREATE TABLE CC ( col_int_key int, pk int, col_int int, col_varchar_20 varchar(20), primary key (pk));
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CREATE TABLE GG (col_varchar_20 varchar(20), pk int primary key);
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insert into DD (pk, col_varchar_20, col_int, col_int_key) value(1, "YYY", 5,3);
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insert into AA (pk, col_varchar_20, col_int, col_int_key) value(2, 'me', 4, 3);
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insert into CC (pk, col_varchar_20, col_int) value(3, 'you', 4);
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SELECT GRANDPARENT1 . col_varchar_20 AS G1 FROM DD AS GRANDPARENT1 WHERE GRANDPARENT1 . `col_int_key` IN ( SELECT DISTINCT PARENT1 . `col_int_key` AS P1 FROM AA AS PARENT1 LEFT JOIN J AS PARENT2 USING ( col_varchar_20 ) WHERE PARENT1 . `col_int` IN ( SELECT CHILD1 . `col_int` AS C1 FROM CC AS CHILD1 LEFT JOIN GG AS CHILD2 USING ( col_varchar_20 ) ) AND ( GRANDPARENT1 . `col_int` >= 1 ));
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--disable_warnings
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drop table if exists DD,AA,J,CC,GG;
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--enable_warnings
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#extract query range from push-down filter
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#
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--disable_warnings
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drop table if exists t1, t2, t3;
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--enable_warnings
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create table t1(c1 int primary key, c2 int, c3 int);
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create table t2(c1 int primary key, c2 int, c3 int);
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create table t3(c1 int primary key, c2 int, c3 int);
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insert into t1 values(1, 2, 3);
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insert into t1 values(2, 2, 3);
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insert into t2 values(1, 2, 3);
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insert into t2 values(2, 2, 3);
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insert into t3 values(1, 2, 3);
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insert into t3 values(2, 2, 3);
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explain select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 = t2.c1);
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explain select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 > t2.c1);
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explain select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 < t2.c1);
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explain select * from t1, t2 where t1.c1 > exists(select c1 from t2 where t2.c1 = t1.c1);
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explain select * from t1 where (select c1 from t2 limit 1)+1 in (select 2 from t3 where t1.c1=t3.c1);
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explain select * from t1 having count(*) > (select c1 from t2 where t1.c1=t2.c1);
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explain select * from t1, t2 where t2.c1 = t1.c1 and t2.c1 = (select c1 from t3 where t3.c1 = t1.c1);
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explain select * from (select c1+1 as a1 from t1 where t1.c2 = 2) a, t2 where a.a1 = t2.c2 or t2.c1 = ANY(select c3 from t3 where t3.c1 > a.a1);
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select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 = t2.c1);
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select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 > t2.c1);
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select * from t1 where t1.c2 = 5 or exists (select 1 from t2 where t1.c1 < t2.c1);
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select * from t1, t2 where t1.c1 > exists(select c1 from t2 where t2.c1 = t1.c1);
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select * from t1 where (select c1 from t2 limit 1)+1 in (select 2 from t3 where t1.c1=t3.c1);
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select * from t1 having count(*) > (select c1 from t2 where t1.c1=t2.c1);
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select * from t1, t2 where t2.c1 = t1.c1 and t2.c1 = (select c1 from t3 where t3.c1 = t1.c1);
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select * from (select c1+1 as a1 from t1 where t1.c2 = 2) a, t2 where a.a1 = t2.c2 or t2.c1 = ANY(select c3 from t3 where t3.c1 > a.a1);
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#extract query range for multi plan operators
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explain select * from t1 where t1.c1 > (select sum(c1) from t2 where t2.c1 = t1.c1);
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explain select * from t1 where t1.c1 > (select sum(c1) from t2 where t2.c1 = t1.c1 and t2.c2 > (select max(c2) from t3 where t3.c1 = t2.c1));
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explain select * from t1 where t1.c2 in (select avg(c1) from t2 where t2.c1 = t1.c1 union select count(1) from t3 where t3.c1 = t1.c1);
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explain select * from t1 where t1.c1 != (select c2 from t2 where t2.c1 = (select max(c2) from t3 where t3.c1 = t1.c1) order by t2.c2 limit 1);
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select * from t1 where t1.c1 > (select sum(c1) from t2 where t2.c1 = t1.c1);
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select * from t1 where t1.c1 > (select sum(c1) from t2 where t2.c1 = t1.c1 and t2.c2 > (select max(c2) from t3 where t3.c1 = t2.c1));
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select * from t1 where t1.c2 in (select avg(c1) from t2 where t2.c1 = t1.c1 union select count(1) from t3 where t3.c1 = t1.c1);
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select * from t1 where t1.c1 != (select c2 from t2 where t2.c1 = (select max(c2) from t3 where t3.c1 = t1.c1) order by t2.c2 limit 1);
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--disable_warnings
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drop table if exists t1, t2, t3;
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#issue/9168337
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#subquery in [not]exists could be eliminated or refined
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--disable_warnings
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drop table if exists t1,t2,t3;
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--enable_warnings
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create table t1(a int, b int);
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create table t2(a int, b int);
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create table t3(a int, b int);
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#basic exists subquery with aggr, group by, having
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explain select * from t1 where exists (select 1, round(1.1) from dual);
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explain select * from t1 where exists (select max(a) from t2);
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explain select * from t1 where exists (select group_concat(a, b) from t2 group by a);
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explain select * from t1 where exists (select max(a), sum(a), count(a) from t2);
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explain select * from t1 where exists (select max(a), sum(a), count(a) from t2 group by a);
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explain select * from t1 where exists (select max(a), sum(a), count(a) from t2 group by a having a > 1);
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explain select * from t1 where exists (select max(a), sum(a), count(a) from t2 group by a having sum(a) > 1);
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explain select * from t1 where exists (select max(a), sum(a), count(a) from t2 group by a having sum(a) > 1 and count(a) > 0);
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#basic not exists subquery with aggr, group by, having
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explain select * from t1 where not exists (select 1, round(1.1) from dual);
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explain select * from t1 where not exists (select max(a) from t2);
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explain select * from t1 where not exists (select group_concat(a, b) from t2 group by a);
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explain select * from t1 where not exists (select max(a), sum(a), count(a) from t2);
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explain select * from t1 where not exists (select max(a), sum(a), count(a) from t2 group by a);
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explain select * from t1 where not exists (select max(a), sum(a), count(a) from t2 group by a having a > 1);
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explain select * from t1 where not exists (select max(a), sum(a), count(a) from t2 group by a having sum(a) > 1);
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explain select * from t1 where not exists (select max(a), sum(a), count(a) from t2 group by a having sum(a) > 1 and count(a) > 0);
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#mixed situations
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explain select * from t1, (select * from t2 where exists(select sum(a) from t3)) t4 where t1.a = t4.a;
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explain select * from t1 where t1.a in (select a from t2 where exists(select count(a) from t3));
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explain select * from t1 where exists(select max(a) from t2 group by a having max(a) > 1);
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explain select * from t1, (select * from t2 having a > 1) t4 where t1.a = t4.a;
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explain select * from t1, (select * from t2 where exists(select sum(a) from t3 group by a having a > 1)) t4 where t1.a = t4.a;
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explain select * from t1 where exists ( select max(a) from t2 group by a having exists (select * from t3 where t3.a > max(t2.a)));
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explain select * from t1 where exists ( select sum(a) from t2 group by a having exists (select * from t3 where t3.a > sum(t2.a)));
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#eliminate exists subquery in params
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explain select * from t1 where b > exists(select b from t2 where b > exists(select b from t3));
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explain select * from t1 where b > exists(select a from t2 where b > exists(select sum(a) from t3));
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explain select * from t1 where b > exists(select sum(a) from t2 where t2.b > exists(select sum(a) from t3));
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## bug:
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--disable_warnings
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drop table if exists T;
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--enable_warnings
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create table T (pk int);
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explain select pk from t table1 where (table1.pk >= (select 1 from T limit 1)) AND ((1,9) in (select 1,9));
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## bug:
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explain select (select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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(select 1 except select pk),
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|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk)
|
|
from t;
|
|
select (select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk),
|
|
(select 1 except select pk)
|
|
from t;
|
|
|
|
--disable_warnings
|
|
drop table if exists t1,t2,t3;
|
|
--enable_warnings
|
|
|
|
--echo #
|
|
CREATE TABLE `t1` (
|
|
`c1` varbinary(20) DEFAULT NULL
|
|
) DEFAULT CHARSET = utf8mb4 ROW_FORMAT = DYNAMIC COMPRESSION = 'zstd_1.3.8' REPLICA_NUM = 2 BLOCK_SIZE = 16384 USE_BLOOM_FILTER = FALSE TABLET_SIZE = 134217728 PCTFREE = 0;
|
|
CREATE TABLE `t2` (
|
|
`a` int(11) NOT NULL,
|
|
`b` varchar(20) DEFAULT NULL,
|
|
`c` decimal(20,10) DEFAULT NULL,
|
|
PRIMARY KEY (`a`)
|
|
) DEFAULT CHARSET = utf8mb4 ROW_FORMAT = DYNAMIC COMPRESSION = 'zstd_1.3.8' REPLICA_NUM = 2 BLOCK_SIZE = 16384 USE_BLOOM_FILTER = FALSE TABLET_SIZE = 134217728 PCTFREE = 0
|
|
partition by hash(a) partitions 2;
|
|
|
|
insert into t1 values(1), (2);
|
|
insert into t2 values(1,2,1);
|
|
|
|
select /*+no_rewrite*/(select sum(b) from t2) as temp from t1 group by temp having temp > 4 and temp > (select sum(b) from t2);
|
|
|
|
drop table t1;
|
|
drop table t2;
|
|
--echo #
|
|
CREATE TABLE `t1` (
|
|
`pk1` int(11) NOT NULL,
|
|
`pk2` varchar(10) NOT NULL,
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL,
|
|
`c3` varchar(20) DEFAULT NULL,
|
|
`c4` timestamp(6) NULL DEFAULT '2012-01-01 04:00:00.000000',
|
|
`c5` int(11) DEFAULT NULL,
|
|
PRIMARY KEY (`pk1`, `pk2`)
|
|
) DEFAULT CHARSET = utf8mb4 ROW_FORMAT = DYNAMIC COMPRESSION = 'zstd_1.3.8' REPLICA_NUM = 2 BLOCK_SIZE = 16384 USE_BLOOM_FILTER = FALSE TABLET_SIZE = 134217728 PCTFREE = 0;
|
|
insert into t1 values(1, '2', 3, 3, null, null, null);
|
|
select /*+no_rewrite*/ c1, (select max(c2) FROM t1 ) a FROM t1 order by (select c1 FROM t1 where c2 in (select c1 FROM t1 where c2 = a)) + 1;
|
|
drop table t1 ;
|
|
|
|
# bug:
|
|
--disable_warnings
|
|
drop table if exists table0_hash_pk_parts_1_bigint;
|
|
drop table if exists s;
|
|
drop table if exists ff;
|
|
--enable_warnings
|
|
|
|
CREATE TABLE table0_hash_pk_parts_1_bigint (
|
|
col_timestamp_6_index timestamp(6) NULL DEFAULT NULL,
|
|
col_varchar_20 varchar(20),
|
|
col_char_20 char(20),
|
|
col_decimal_20_0_key decimal(20,0),
|
|
pk bigint,
|
|
col_char_20_index char(20),
|
|
col_bigint_key bigint,
|
|
col_bigint bigint,
|
|
col_timestamp_6 timestamp(6) NULL DEFAULT NULL,
|
|
col_varchar_20_key varchar(20),
|
|
col_bigint_index bigint,
|
|
col_decimal_20_0_index decimal(20,0),
|
|
col_decimal_20_0 decimal(20,0),
|
|
col_char_20_key char(20),
|
|
col_varchar_20_index varchar(20),
|
|
col_timestamp_6_key timestamp(6) NULL DEFAULT NULL,
|
|
/*Indices*/
|
|
index idx14(pk, col_timestamp_6_index ),
|
|
key idx1(pk, col_decimal_20_0_key ),
|
|
primary key (pk) ,
|
|
index idx8(pk, col_char_20_index ),
|
|
key idx4(pk, col_bigint_key ),
|
|
key idx10(pk, col_varchar_20_key ),
|
|
index idx5(pk, col_bigint_index ),
|
|
index idx2(pk, col_decimal_20_0_index ),
|
|
key idx7(pk, col_char_20_key ),
|
|
index idx11(pk, col_varchar_20_index ),
|
|
key idx13(pk, col_timestamp_6_key )) PARTITION BY hash (pk) partitions 1;
|
|
|
|
CREATE TABLE S (
|
|
col_varchar_20_key varchar(20),
|
|
col_varchar_10 varchar(10),
|
|
col_varchar_20 varchar(20),
|
|
col_date date,
|
|
col_datetime datetime,
|
|
col_int int,
|
|
col_date_key date,
|
|
col_int_key int,
|
|
pk int,
|
|
col_datetime_key datetime,
|
|
col_varchar_10_key varchar(10),
|
|
/*Indices*/
|
|
key idx5(pk, col_varchar_20_key ),
|
|
key idx7(pk, col_date_key ),
|
|
key idx1(pk, col_int_key ),
|
|
primary key (pk) ,
|
|
key idx9(pk, col_datetime_key ),
|
|
key idx3(pk, col_varchar_10_key ));
|
|
|
|
CREATE TABLE FF (
|
|
col_varchar_20 varchar(20),
|
|
col_varchar_10_key varchar(10),
|
|
col_int int,
|
|
col_datetime datetime,
|
|
col_date_key date,
|
|
col_varchar_20_key varchar(20),
|
|
col_varchar_10 varchar(10),
|
|
col_datetime_key datetime,
|
|
pk int,
|
|
col_int_key int,
|
|
col_date date,
|
|
/*Indices*/
|
|
key idx3(pk, col_varchar_10_key ),
|
|
key idx7(pk, col_date_key ),
|
|
key idx5(pk, col_varchar_20_key ),
|
|
key idx9(pk, col_datetime_key ),
|
|
primary key (pk) ,
|
|
key idx1(pk, col_int_key ));
|
|
|
|
explain
|
|
SELECT 1
|
|
FROM table0_hash_pk_parts_1_bigint
|
|
WHERE
|
|
(SELECT
|
|
(SELECT MIN(
|
|
(SELECT MAX(-100)
|
|
FROM ff
|
|
WHERE (col_timestamp_6 >= '2015-01-01')))
|
|
FROM s
|
|
WHERE pk IN
|
|
(SELECT col_bigint
|
|
FROM table0_hash_pk_parts_1_bigint))) < 1;
|
|
|
|
SELECT 1
|
|
FROM table0_hash_pk_parts_1_bigint
|
|
WHERE
|
|
(SELECT
|
|
(SELECT MIN(
|
|
(SELECT MAX(-100)
|
|
FROM ff
|
|
WHERE (col_timestamp_6 >= '2015-01-01')))
|
|
FROM s
|
|
WHERE pk IN
|
|
(SELECT col_bigint
|
|
FROM table0_hash_pk_parts_1_bigint))) < 1;
|
|
|
|
explain
|
|
SELECT 1
|
|
FROM table0_hash_pk_parts_1_bigint
|
|
WHERE
|
|
(SELECT
|
|
(SELECT MIN(
|
|
(SELECT 1
|
|
FROM ff
|
|
WHERE (col_timestamp_6 >= '2015-01-01'))) + 1 AS tmp
|
|
FROM s
|
|
WHERE pk IN
|
|
(SELECT col_bigint
|
|
FROM table0_hash_pk_parts_1_bigint)));
|
|
|
|
SELECT 1
|
|
FROM table0_hash_pk_parts_1_bigint
|
|
WHERE
|
|
(SELECT
|
|
(SELECT MIN(
|
|
(SELECT 1
|
|
FROM ff
|
|
WHERE (col_timestamp_6 >= '2015-01-01'))) + 1 AS tmp
|
|
FROM s
|
|
WHERE pk IN
|
|
(SELECT col_bigint
|
|
FROM table0_hash_pk_parts_1_bigint)));
|
|
|
|
drop table s;
|
|
drop table table0_hash_pk_parts_1_bigint;
|
|
drop table ff;
|