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24 lines
1.1 KiB
Text
24 lines
1.1 KiB
Text
drop table if exists t1,t2,t3;
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CREATE TABLE t1 (a int not null, b char (10) not null);
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insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c');
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CREATE TABLE t2 (a int not null, b char (10) not null);
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insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e');
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select t1.a,t3.y from t1,(select a as y from t2 where b='c') as t3 where t1.a = t3.y;
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select t1.a,t3.a from t1,(select * from t2 where b='c') as t3 where t1.a = t3.a;
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CREATE TABLE t3 (a int not null, b char (10) not null);
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insert into t3 values (3,'f'),(4,'y'),(5,'z'),(6,'c');
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select t1.a,t4.y from t1,(select t2.a as y from t2,(select t3.b from t3 where t3.a>3) as t5 where t2.b=t5.b) as t4 where t1.a = t4.y;
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--error 1054
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SELECT a FROM (SELECT 1 FROM (SELECT 1) HAVING a=1);
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--error 1052
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SELECT a,b as a FROM (SELECT '1' as a,'2' as b) HAVING a=1;
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SELECT a,2 as a FROM (SELECT '1' as a) HAVING a=2;
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SELECT a,2 as a FROM (SELECT '1' as a) HAVING a=1;
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--error 1054
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SELECT 1 FROM (SELECT 1) WHERE a=2;
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--error 1054
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SELECT (SELECT 1) as a FROM (SELECT 1 FROM t1 HAVING a=1);
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drop table if exists t1.t2,t3;
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select * from (select 1);
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select a from (select 1 as a);
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select 1 from (select 1);
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