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Merge of the mwl106 tree into the latest 5.3 tree.

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Resolved conflicts. Adjusted some test results
This commit is contained in:
Igor Babaev
2010-09-23 08:10:53 -07:00
parent cfbd927024 709a0a1310
commit b969df8bbd
72 changed files with 4103 additions and 928 deletions
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21
mysql-test/r/subselect.result
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@@ -46,13 +46,13 @@ SELECT (SELECT a) as a;
ERROR 42S22: Reference 'a' not supported (forward reference in item list)
EXPLAIN EXTENDED SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00
3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
2 DERIVED NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1
Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1
Note 1003 select 1 AS `1` from (select 1 AS `a`) `b` having (<expr_cache><'1'>((select '1')) = 1)
Note 1003 select 1 AS `1` from (select 1 AS `a`) `b` having (<expr_cache><`b`.`a`>((select `b`.`a`)) = 1)
SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1;
1
1
@@ -201,11 +201,10 @@ select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from
explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from
(select * from t2 where a>1) as tt;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived3> system NULL NULL NULL NULL 1 100.00
3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort
Warnings:
Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,'2' AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt`
Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`test`.`t2`.`a` AS `a` from `test`.`t2` where (`test`.`t2`.`a` > 1)
select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1);
a
2
@@ -365,9 +364,9 @@ INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1');
EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index
4 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index
4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index
2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00
3 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index
3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index
Warnings:
Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where 1) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where 1
SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM
@@ -1339,7 +1338,7 @@ a
explain extended select * from t2 where t2.a in (select a from t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index
1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using index; FirstMatch(t2)
1 PRIMARY t1 ref a a 5 test.t2.a 100 100.00 Using index; FirstMatch(t2)
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where (`test`.`t1`.`a` = `test`.`t2`.`a`)
select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
@@ -1349,7 +1348,7 @@ a
explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index
1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2)
1 PRIMARY t1 ref a a 5 test.t2.a 100 100.00 Using where; Using index; FirstMatch(t2)
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30))
select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a);
@@ -1360,7 +1359,7 @@ explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index
1 PRIMARY t3 index a a 5 NULL 3 100.00 Using index
1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.61 Using index; FirstMatch(t2)
1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 11 100.00 Using index; FirstMatch(t2)
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1` join `test`.`t3`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` = `test`.`t3`.`a`))
insert into t1 values (3,31);
@@ -1376,7 +1375,7 @@ a
explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index
1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2)
1 PRIMARY t1 ref a a 5 test.t2.a 100 100.00 Using where; Using index; FirstMatch(t2)
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30))
drop table t0, t1, t2, t3;