many, many changes

mysql-test/r/subselect.result:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
include/mysqld_error.h:
  Merging changes ...
mysql-test/t/subselect.test:
  Merging changes ...
sql/share/czech/errmsg.txt:
  Merging changes ...
sql/share/danish/errmsg.txt:
  Merging changes ...
sql/share/dutch/errmsg.txt:
  Merging changes ...
sql/share/english/errmsg.txt:
  Merging changes ...
sql/share/estonian/errmsg.txt:
  Merging changes ...
sql/share/french/errmsg.txt:
  Merging changes ...
sql/share/german/errmsg.txt:
  Merging changes ...
sql/share/greek/errmsg.txt:
  Merging changes ...
sql/share/hungarian/errmsg.txt:
  Merging changes ...
sql/share/italian/errmsg.txt:
  Merging changes ...
sql/share/japanese/errmsg.txt:
  Merging changes ...
sql/share/korean/errmsg.txt:
  Merging changes ...
sql/share/norwegian-ny/errmsg.txt:
  Merging changes ...
sql/share/norwegian/errmsg.txt:
  Merging changes ...
sql/share/polish/errmsg.txt:
  Merging changes ...
sql/share/portuguese/errmsg.txt:
  Merging changes ...
sql/share/romanian/errmsg.txt:
  Merging changes ...
sql/share/russian/errmsg.txt:
  Merging changes ...
sql/share/serbian/errmsg.txt:
  Merging changes ...
sql/share/slovak/errmsg.txt:
  Merging changes ...
sql/share/spanish/errmsg.txt:
  Merging changes ...
sql/share/swedish/errmsg.txt:
  Merging changes ...
sql/share/ukrainian/errmsg.txt:
  Merging changes ...

mysql-test/r/subselect.result

@@ -8,29 +8,29 @@ SELECT (SELECT 1) UNION SELECT (SELECT 2);
 SELECT (SELECT (SELECT 0 UNION SELECT 0));
 (SELECT (SELECT 0 UNION SELECT 0))
 0
-SELECT (SELECT 1 FROM (SELECT 1) HAVING a=1) as a;
+SELECT (SELECT 1 FROM (SELECT 1) as b HAVING a=1) as a;
 Reference 'a' not supported (forward reference in item list)
-SELECT (SELECT 1 FROM (SELECT 1) HAVING b=1) as a,(SELECT 1 FROM (SELECT 1) HAVING a=1) as b;
+SELECT (SELECT 1 FROM (SELECT 1) as b HAVING b=1) as a,(SELECT 1 FROM (SELECT 1) as c HAVING a=1) as b;
 Reference 'b' not supported (forward reference in item list)
-SELECT (SELECT 1),MAX(1) FROM (SELECT 1);
+SELECT (SELECT 1),MAX(1) FROM (SELECT 1) as a;
 (SELECT 1)	MAX(1)
 1	1
 SELECT (SELECT a) as a;
 Reference 'a' not supported (forward reference in item list)
-EXPLAIN SELECT 1 FROM (SELECT 1 as a) HAVING (SELECT a)=1;
+EXPLAIN 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	Extra
 1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	1	
 3	DEPENDENT SUBSELECT								No tables used
 2	DERIVED								No tables used
-SELECT 1 FROM (SELECT 1 as a) HAVING (SELECT a)=1;
+SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1;
 1
 1
 SELECT (SELECT 1), a;
 Unknown column 'a' in 'field list'
-SELECT 1 as a FROM (SELECT 1) HAVING (SELECT a)=1;
+SELECT 1 as a FROM (SELECT 1) as b HAVING (SELECT a)=1;
 a
 1
-SELECT 1 FROM (SELECT (SELECT a));
+SELECT 1 FROM (SELECT (SELECT a) b) c;
 Unknown column 'a' in 'field list'
 SELECT * FROM (SELECT 1 as id) WHERE id IN (SELECT * FROM (SELECT 1 as id) ORDER BY id LIMIT 1);
 id
@@ -319,7 +319,7 @@ SELECT numeropost,maxnumrep FROM t1 WHERE exists (SELECT 1 FROM t2 WHERE (mot='j
 numeropost	maxnumrep
 43506	2
 40143	1
-SELECT (SELECT 1) as a FROM (SELECT 1 FROM t1 HAVING a=1);
+SELECT (SELECT 1) as a FROM (SELECT 1 FROM t1 HAVING a=1) b;
 Unknown column 'a' in 'having clause'
 SELECT 1 IN (SELECT 1 FROM t2 HAVING a);
 Unknown column 'a' in 'having clause'
@@ -368,7 +368,7 @@ Subselect returns more than 1 record
 drop table t1;
 CREATE TABLE t1 (field char(1) NOT NULL DEFAULT 'b');
 INSERT INTO t1 VALUES ();
-SELECT field FROM t1 WHERE 1=(SELECT 1 UNION ALL SELECT 1 FROM (SELECT 1) HAVING field='b');
+SELECT field FROM t1 WHERE 1=(SELECT 1 UNION ALL SELECT 1 FROM (SELECT 1) a HAVING field='b');
 Subselect returns more than 1 record
 drop table t1;
 CREATE TABLE `t1` (
@@ -398,7 +398,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 drop table t1;
 CREATE TABLE t1 (a int(1));
 INSERT INTO t1 VALUES (1);
-SELECT 1 FROM (SELECT a FROM t1) HAVING (SELECT a)=1;
+SELECT 1 FROM (SELECT a FROM t1) b HAVING (SELECT b.a)=1;
 1
 1
 drop table t1;