At file:///home/psergey/dev/maria-5.3-subqueries-r3/

------------------------------------------------------------
revno: 2755
revision-id: [email protected]
parent: [email protected]
committer: Sergey Petrunya <[email protected]>
branch nick: maria-5.3-subqueries-r3
timestamp: Mon 2010-02-08 15:27:41 +0200
message:
  Subquery optimizations: backport
  - Test result updates (checked)
=== modified file 'mysql-test/r/group_by.result'
--- a/mysql-test/r/group_by.result      2009-02-26 17:17:06 +0000
+++ b/mysql-test/r/group_by.result      2010-02-08 13:27:41 +0000
@@ -1542,8 +1542,8 @@
 EXPLAIN SELECT 1 FROM t1 WHERE a IN
 (SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
 id     select_type     table   type    possible_keys   key     key_len ref     
rows    Extra
-1      PRIMARY t1      index   NULL    PRIMARY 4       NULL    144     Using 
where; Using index
-2      DEPENDENT SUBQUERY      t1      ALL     NULL    NULL    NULL    NULL    
144     Using where
+1      PRIMARY t1      index   PRIMARY,i2      PRIMARY 4       NULL    144     
Using index
+1      PRIMARY t1      ALL     NULL    NULL    NULL    NULL    144     Using 
where; FirstMatch(t1)
 CREATE TABLE t2 (a INT, b INT, KEY(a));
 INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4);
 EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2;
@@ -1555,8 +1555,8 @@
 EXPLAIN SELECT 1 FROM t2 WHERE a IN
 (SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
 id     select_type     table   type    possible_keys   key     key_len ref     
rows    Extra
-1      PRIMARY t2      index   NULL    a       5       NULL    4       Using 
where; Using index
-2      DEPENDENT SUBQUERY      t1      ALL     NULL    NULL    NULL    NULL    
144     Using where
+1      PRIMARY t2      index   a       a       5       NULL    4       Using 
index
+1      PRIMARY t1      ALL     NULL    NULL    NULL    NULL    144     Using 
where; FirstMatch(t2)
 SHOW VARIABLES LIKE 'old';
 Variable_name  Value
 old    OFF


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