Merge magare.gmz:/home/kgeorge/mysql/autopush/B31562-5.0-opt

into  magare.gmz:/home/kgeorge/mysql/work/B31562-5.1-opt


sql/item.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
mysql-test/r/lowercase_view.result:
  merge bug 31562 5.0->5.1: changed explain format

mysql-test/r/lowercase_view.result

@@ -119,7 +119,7 @@ create table t1Aa (col1 int);
 create view v1Aa as select col1 from t1Aa as AaA;
 show create view v1AA;
 View	Create View	character_set_client	collation_connection
-v1aa	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1aa` AS select `aaa`.`col1` AS `col1` from `t1aa` `AaA`	latin1	latin1_swedish_ci
+v1aa	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1aa` AS select `aaa`.`col1` AS `col1` from `t1aa` `aaa`	latin1	latin1_swedish_ci
 drop view v1AA;
 select Aaa.col1 from t1Aa as AaA;
 col1
@@ -128,6 +128,23 @@ drop view v1AA;
 create view v1Aa as select AaA.col1 from t1Aa as AaA;
 show create view v1AA;
 View	Create View	character_set_client	collation_connection
-v1aa	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1aa` AS select `aaa`.`col1` AS `col1` from `t1aa` `AaA`	latin1	latin1_swedish_ci
+v1aa	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1aa` AS select `aaa`.`col1` AS `col1` from `t1aa` `aaa`	latin1	latin1_swedish_ci
 drop view v1AA;
 drop table t1Aa;
+CREATE TABLE  t1 (a int, b int);
+select X.a from t1 AS X group by X.b having (X.a = 1);
+a
+select X.a from t1 AS X group by X.b having (x.a = 1);
+a
+select X.a from t1 AS X group by X.b having (x.b = 1);
+a
+CREATE OR REPLACE VIEW v1 AS
+select X.a from t1 AS X group by X.b having (X.a = 1);
+SHOW CREATE VIEW v1;
+View	Create View
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `x`.`a` AS `a` from `t1` `x` group by `x`.`b` having (`x`.`a` = 1)
+SELECT * FROM v1;
+a
+DROP VIEW v1;
+DROP TABLE t1;
+End of 5.0 tests.

mysql-test/t/lowercase_view.test

@@ -138,3 +138,26 @@ create view v1Aa as select AaA.col1 from t1Aa as AaA;
 show create view v1AA;
 drop view v1AA;
 drop table t1Aa;
+
+
+#
+# Bug #31562: HAVING and lower case
+#
+
+CREATE TABLE  t1 (a int, b int);
+
+select X.a from t1 AS X group by X.b having (X.a = 1);
+select X.a from t1 AS X group by X.b having (x.a = 1);
+select X.a from t1 AS X group by X.b having (x.b = 1);
+
+CREATE OR REPLACE VIEW v1 AS
+select X.a from t1 AS X group by X.b having (X.a = 1);
+
+SHOW CREATE VIEW v1;
+
+SELECT * FROM v1;
+
+DROP VIEW v1;
+DROP TABLE t1;
+
+--echo End of 5.0 tests.

sql/item.cc

@@ -3349,7 +3349,7 @@ static Item** find_field_in_group_list(Item *find_item, ORDER *group_list)
       if (cur_field->table_name && table_name)
       {
         /* If field_name is qualified by a table name. */
-        if (strcmp(cur_field->table_name, table_name))
+        if (my_strcasecmp(table_alias_charset, cur_field->table_name, table_name))
           /* Same field names, different tables. */
           return NULL;
 

sql/sql_base.cc

@@ -5318,7 +5318,8 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter,
         if (item_field->field_name && item_field->table_name &&
 	    !my_strcasecmp(system_charset_info, item_field->field_name,
                            field_name) &&
-            !strcmp(item_field->table_name, table_name) &&
+            !my_strcasecmp(table_alias_charset, item_field->table_name, 
+                           table_name) &&
             (!db_name || (item_field->db_name &&
                           !strcmp(item_field->db_name, db_name))))
         {

sql/sql_select.cc

@@ -16226,8 +16226,21 @@ void TABLE_LIST::print(THD *thd, String *str)
     }
     if (my_strcasecmp(table_alias_charset, cmp_name, alias))
     {
+      char t_alias_buff[MAX_ALIAS_NAME];
+      const char *t_alias= alias;
+
       str->append(' ');
-      append_identifier(thd, str, alias, strlen(alias));
+      if (lower_case_table_names== 1)
+      {
+        if (alias && alias[0])
+        {
+          strmov(t_alias_buff, alias);
+          my_casedn_str(files_charset_info, t_alias_buff);
+          t_alias= t_alias_buff;
+        }
+      }
+
+      append_identifier(thd, str, t_alias, strlen(t_alias));
     }
 
     if (index_hints)