Commit e656c582 authored by unknown's avatar unknown
Browse files

Merge olga.mysql.com:/home/igor/mysql-5.0-opt 

into  olga.mysql.com:/home/igor/dev-opt/mysql-5.0-opt-bug26209


sql/sql_select.cc:
  Auto merged
parents 4c2bc81a ac8e0293

mysql-test/r/view.result

+18 −0
Original line number Diff line number Diff line
@@ -3117,4 +3117,22 @@ Warnings: 
Note	1003	select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f1`,`test`.`t1`.`f2`

drop view v1;

drop table t1;

CREATE TABLE t1 (

id int(11) NOT NULL PRIMARY KEY,

country varchar(32),

code int(11) default NULL

);

INSERT INTO t1 VALUES

(1,'ITALY',100),(2,'ITALY',200),(3,'FRANCE',100), (4,'ITALY',100);

CREATE VIEW v1 AS SELECT * FROM t1;

SELECT code, COUNT(DISTINCT country) FROM t1 GROUP BY code ORDER BY MAX(id);

code	COUNT(DISTINCT country)

200	1

100	2

SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id);

code	COUNT(DISTINCT country)

200	1

100	2

DROP VIEW v1;

DROP TABLE t1;

End of 5.0 tests.

mysql-test/t/view.test

+20 −0
Original line number Diff line number Diff line
@@ -3038,4 +3038,24 @@ explain extended select * from v1 order by f1; 
drop view v1;

drop table t1;



#

# Bug#26209: queries with GROUP BY and ORDER BY using views 

#



CREATE TABLE t1 (

  id int(11) NOT NULL PRIMARY KEY,

  country varchar(32),

  code int(11) default NULL

);

INSERT INTO t1 VALUES

  (1,'ITALY',100),(2,'ITALY',200),(3,'FRANCE',100), (4,'ITALY',100);



CREATE VIEW v1 AS SELECT * FROM t1;



SELECT code, COUNT(DISTINCT country) FROM t1 GROUP BY code ORDER BY MAX(id);

SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id);



DROP VIEW v1;

DROP TABLE t1;



--echo End of 5.0 tests.

sql/sql_select.cc

+8 −8
Original line number Diff line number Diff line
@@ -12744,15 +12744,15 @@ SORT_FIELD *make_unireg_sortorder(ORDER *order, uint *length, 


  for (;order;order=order->next,pos++)

  {

    Item *item= order->item[0]->real_item();

    pos->field= 0; pos->item= 0;

    if (order->item[0]->type() == Item::FIELD_ITEM)

      pos->field= ((Item_field*) (*order->item))->field;

    else if (order->item[0]->type() == Item::SUM_FUNC_ITEM &&

	     !order->item[0]->const_item())

      pos->field= ((Item_sum*) order->item[0])->get_tmp_table_field();

    else if (order->item[0]->type() == Item::COPY_STR_ITEM)

    if (item->type() == Item::FIELD_ITEM)

      pos->field= ((Item_field*) item)->field;

    else if (item->type() == Item::SUM_FUNC_ITEM && !item->const_item())

      pos->field= ((Item_sum*) item)->get_tmp_table_field();

    else if (item->type() == Item::COPY_STR_ITEM)

    {						// Blob patch

      pos->item= ((Item_copy_string*) (*order->item))->item;

      pos->item= ((Item_copy_string*) item)->item;

    }

    else

      pos->item= *order->item;