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b790bc24d8
I am pushing now, because : * I have a fix for crashing bug * Sanja will destroy my changes in sub-select test ... ;) mysql-test/r/derived.result: tests for recent bugs mysql-test/r/subselect.result: tests for recent bugs mysql-test/t/derived.test: tests for recent bugs mysql-test/t/subselect.test: tests for recent bugs sql/sql_derived.cc: Luckily, we have `make test` so that my last changes could be re-checked
41 lines
1.7 KiB
Text
41 lines
1.7 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) a HAVING a=1) b;
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--error 1052
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SELECT a,b as a FROM (SELECT '1' as a,'2' as b) b HAVING a=1;
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SELECT a,2 as a FROM (SELECT '1' as a) b HAVING a=2;
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SELECT a,2 as a FROM (SELECT '1' as a) b HAVING a=1;
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--error 1054
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SELECT 1 FROM (SELECT 1) a 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) as a;
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select * from t1 as x1, (select * from t1) as x2;
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explain select * from t1 as x1, (select * from t1) as x2;
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drop table if exists t1.t2,t3;
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select * from (select 1) as a;
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select a from (select 1 as a) as b;
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select 1 from (select 1) as a;
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drop table if exists t1;
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create table t1(a int not null, t char(8), index(a));
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disable_query_log;
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let $1 = 10000;
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while ($1)
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{
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eval insert into t1 values ($1,'$1');
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dec $1;
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}
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enable_query_log;
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SELECT * FROM (SELECT * FROM t1) as b ORDER BY a ASC LIMIT 0,20;
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explain select count(*) from t1 as tt1, (select * from t1) as tt2;
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drop table if exists t1;
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SELECT * FROM (SELECT (SELECT * FROM (SELECT 1 as a) as a )) as b;
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select * from (select 1 as a) b left join (select 2 as a) c using(a);
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