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Merge moonbone.local:/work/16302-bug-4.1-opt-mysql

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into  moonbone.local:/work/tmp_merge-5.0-opt-mysql


sql/item_subselect.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
mysql-test/r/subselect.result:
  Manual merge
mysql-test/t/subselect.test:
  Manual merge
This commit is contained in:
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2006-07-13 18:18:20 +04:00
parent 805c33a5e1 e2c448fb5c
commit 80eae1a3c9
4 changed files with 71 additions and 1 deletions
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34
mysql-test/r/subselect.result
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@ -2854,6 +2854,40 @@ a
3
4
DROP TABLE t1,t2,t3;
purge master logs before (select adddate(current_timestamp(), interval -4 day));
CREATE TABLE t1 (f1 INT);
CREATE TABLE t2 (f2 INT);
INSERT INTO t1 VALUES (1);
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2);
f1
1
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE 1=0);
f1
1
INSERT INTO t2 VALUES (1);
INSERT INTO t2 VALUES (2);
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE f2=0);
f1
1
DROP TABLE t1, t2;
select 1 from dual where 1 < any (select 2);
1
1
select 1 from dual where 1 < all (select 2);
1
1
select 1 from dual where 2 > any (select 1);
1
1
select 1 from dual where 2 > all (select 1);
1
1
select 1 from dual where 1 < any (select 2 from dual);
1
1
select 1 from dual where 1 < all (select 2 from dual where 1!=1);
1
1
create table t1 (df decimal(5,1));
insert into t1 values(1.1);
insert into t1 values(2.2);

30
mysql-test/t/subselect.test
View File

@ -1821,6 +1821,36 @@ SELECT * FROM t1
DROP TABLE t1,t2,t3;
#
# BUG #10308: purge log with subselect
#
purge master logs before (select adddate(current_timestamp(), interval -4 day));
#
# Bug#18503: Queries with a quantified subquery returning empty set may
# return a wrong result.
#
CREATE TABLE t1 (f1 INT);
CREATE TABLE t2 (f2 INT);
INSERT INTO t1 VALUES (1);
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2);
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE 1=0);
INSERT INTO t2 VALUES (1);
INSERT INTO t2 VALUES (2);
SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE f2=0);
DROP TABLE t1, t2;
#
# Bug#16302: Quantified subquery without any tables gives wrong results
#
select 1 from dual where 1 < any (select 2);
select 1 from dual where 1 < all (select 2);
select 1 from dual where 2 > any (select 1);
select 1 from dual where 2 > all (select 1);
select 1 from dual where 1 < any (select 2 from dual);
select 1 from dual where 1 < all (select 2 from dual where 1!=1);
# End of 4.1 tests
#