Merge mysql.com:/home/gluh/MySQL/Merge/5.0-opt

into  mysql.com:/home/gluh/MySQL/Merge/5.1-opt


mysql-test/r/order_by.result:
  Auto merged
mysql-test/t/order_by.test:
  Auto merged
sql/item.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
mysql-test/r/join.result:
  manual merge
mysql-test/t/join.test:
  manual merge

mysql-test/r/join.result

@@ -804,3 +804,19 @@ select '^^: The above should be ~= 20 + cost(select * from t1). Value less than
 Z
 ^^: The above should be ~= 20 + cost(select * from t1). Value less than 20 is an error
 drop table t1, t2;
+CREATE TABLE t1 (ID INTEGER, Name VARCHAR(50));
+CREATE TABLE t2 (Test_ID INTEGER);
+CREATE VIEW v1 (Test_ID, Description) AS SELECT ID, Name FROM t1;
+CREATE TABLE tv1 SELECT Description AS Name FROM v1 JOIN t2
+USING (Test_ID);
+DESCRIBE tv1;
+Field	Type	Null	Key	Default	Extra
+Name	varchar(50)	YES		NULL	
+CREATE TABLE tv2 SELECT Description AS Name FROM v1 JOIN t2
+ON v1.Test_ID = t2.Test_ID;
+DESCRIBE tv2;
+Field	Type	Null	Key	Default	Extra
+Name	varchar(50)	YES		NULL	
+DROP VIEW v1;
+DROP TABLE t1,t2,tv1,tv2;
+End of 5.0 tests.

mysql-test/r/order_by.result

@@ -29,14 +29,14 @@ INSERT INTO t2 VALUES (7,'Liste des t2','t2_liste_form.phtml',51060,'link.gif');
 INSERT INTO t2 VALUES (8,'Consulter les soumissions','consulter_soumissions.phtml',200,'link.gif');
 INSERT INTO t2 VALUES (9,'Ajouter un type de materiel','typeMateriel_ajoute_form.phtml',51000,'link.gif');
 INSERT INTO t2 VALUES (10,'Lister/modifier un type de materiel','typeMateriel_liste_form.phtml',51010,'link.gif');
-INSERT INTO t2 VALUES (3,'Cr<EFBFBD>er une fiche de client','clients_ajoute_form.phtml',40000,'link.gif');
+INSERT INTO t2 VALUES (3,'Créer une fiche de client','clients_ajoute_form.phtml',40000,'link.gif');
 INSERT INTO t2 VALUES (4,'Modifier des clients','en_construction.html',40010,'link.gif');
 INSERT INTO t2 VALUES (5,'Effacer des clients','en_construction.html',40020,'link.gif');
 INSERT INTO t2 VALUES (6,'Ajouter un service','t2_ajoute_form.phtml',51050,'link.gif');
 select t1.id,t1.idservice,t2.ordre,t2.description  from t1, t2 where t1.id = 2   and t1.idservice = t2.id  order by t2.ordre;
 id	idservice	ordre	description
 2	1	10	Emettre un appel d'offres
-2	3	40000	Cr<EFBFBD>er une fiche de client
+2	3	40000	Créer une fiche de client
 2	4	40010	Modifier des clients
 2	5	40020	Effacer des clients
 2	6	51050	Ajouter un service
@@ -874,6 +874,14 @@ num	(select num + 2 FROM t1 LIMIT 1)
 SELECT a.a + 1 AS num FROM t1 a JOIN t1 b ON num = b.a;
 ERROR 42S22: Unknown column 'num' in 'on clause'
 DROP TABLE t1;
+CREATE TABLE t1 (a int);
+SELECT p.a AS val, q.a AS val1 FROM t1 p, t1 q ORDER BY val > 1;
+val	val1
+SELECT p.a AS val, q.a AS val FROM t1 p, t1 q ORDER BY val;
+ERROR 23000: Column 'val' in order clause is ambiguous
+SELECT p.a AS val, q.a AS val FROM t1 p, t1 q ORDER BY val > 1;
+ERROR 23000: Column 'val' in order clause is ambiguous
+DROP TABLE t1;
 create table t1 (a int not null, b  int not null, c int not null);
 insert t1 values (1,1,1),(1,1,2),(1,2,1);
 select a, b from t1 group by a, b order by sum(c);

mysql-test/t/join.test

@@ -631,3 +631,21 @@ select '^^: The above should be ~= 20 + cost(select * from t1). Value less than
 
 
 drop table t1, t2;
+# BUG#25106: A USING clause in combination with a VIEW results in column 
+#            aliases ignored
+#
+CREATE TABLE t1 (ID INTEGER, Name VARCHAR(50));
+CREATE TABLE t2 (Test_ID INTEGER);
+CREATE VIEW v1 (Test_ID, Description) AS SELECT ID, Name FROM t1;
+
+CREATE TABLE tv1 SELECT Description AS Name FROM v1 JOIN t2
+ USING (Test_ID);
+DESCRIBE tv1;
+CREATE TABLE tv2 SELECT Description AS Name FROM v1 JOIN t2
+ ON v1.Test_ID = t2.Test_ID;
+DESCRIBE tv2;
+
+DROP VIEW v1;
+DROP TABLE t1,t2,tv1,tv2;
+
+--echo End of 5.0 tests.

mysql-test/t/order_by.test

@@ -44,7 +44,7 @@ INSERT INTO t2 VALUES (7,'Liste des t2','t2_liste_form.phtml',51060,'link.gif');
 INSERT INTO t2 VALUES (8,'Consulter les soumissions','consulter_soumissions.phtml',200,'link.gif');
 INSERT INTO t2 VALUES (9,'Ajouter un type de materiel','typeMateriel_ajoute_form.phtml',51000,'link.gif');
 INSERT INTO t2 VALUES (10,'Lister/modifier un type de materiel','typeMateriel_liste_form.phtml',51010,'link.gif');
-INSERT INTO t2 VALUES (3,'Cr<EFBFBD>er une fiche de client','clients_ajoute_form.phtml',40000,'link.gif');
+INSERT INTO t2 VALUES (3,'Créer une fiche de client','clients_ajoute_form.phtml',40000,'link.gif');
 INSERT INTO t2 VALUES (4,'Modifier des clients','en_construction.html',40010,'link.gif');
 INSERT INTO t2 VALUES (5,'Effacer des clients','en_construction.html',40020,'link.gif');
 INSERT INTO t2 VALUES (6,'Ajouter un service','t2_ajoute_form.phtml',51050,'link.gif');
@@ -588,6 +588,21 @@ SELECT a + 1 AS num, (select num + 2 FROM t1 LIMIT 1) FROM t1;
 SELECT a.a + 1 AS num FROM t1 a JOIN t1 b ON num = b.a;
 DROP TABLE t1;
 
+#
+# Bug #25427: crash when order by expression contains a name
+#             that cannot be resolved unambiguously               
+#
+
+CREATE TABLE t1 (a int);
+
+SELECT p.a AS val, q.a AS val1 FROM t1 p, t1 q ORDER BY val > 1;
+--error 1052
+SELECT p.a AS val, q.a AS val FROM t1 p, t1 q ORDER BY val;
+--error 1052
+SELECT p.a AS val, q.a AS val FROM t1 p, t1 q ORDER BY val > 1;
+
+DROP TABLE t1;
+
 # End of 4.1 tests
 create table t1 (a int not null, b  int not null, c int not null);
 insert t1 values (1,1,1),(1,1,2),(1,2,1);

sql/item.cc

@@ -3732,6 +3732,8 @@ bool Item_field::fix_fields(THD *thd, Item **reference)
         Item** res= find_item_in_list(this, thd->lex->current_select->item_list,
                                       &counter, REPORT_EXCEPT_NOT_FOUND,
                                       &not_used);
+        if (!res)
+          return 1;
         if (res != (Item **)not_found_item)
         {
           if ((*res)->type() == Item::FIELD_ITEM)

sql/sql_base.cc

@@ -3801,6 +3801,19 @@ find_field_in_natural_join(THD *thd, TABLE_LIST *table_ref, const char *name,
       column reference. See create_view_field() for details.
     */
     item= nj_col->create_item(thd);
+    /*
+     *ref != NULL means that *ref contains the item that we need to
+     replace. If the item was aliased by the user, set the alias to
+     the replacing item.
+     We need to set alias on both ref itself and on ref real item.
+     */
+    if (*ref && !(*ref)->is_autogenerated_name)
+    {
+      item->set_name((*ref)->name, (*ref)->name_length,
+                     system_charset_info);
+      item->real_item()->set_name((*ref)->name, (*ref)->name_length,
+                                  system_charset_info);
+    }
     if (register_tree_change && arena)
       thd->restore_active_arena(arena, &backup);