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Merge moonlight.intranet:/home/tomash/src/mysql_ab/mysql-5.0

Browse source 
into  moonlight.intranet:/home/tomash/src/mysql_ab/mysql-5.0-bug21081
This commit is contained in:
unknown 2006-09-28 11:04:49 +04:00
commit 9825da7617
3 changed files with 49 additions and 0 deletions
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21
mysql-test/r/ps.result
View file

@ -1311,4 +1311,25 @@ EXECUTE stmt USING @a;
i j i i j i j i i j
DEALLOCATE PREPARE stmt; DEALLOCATE PREPARE stmt;
DROP TABLE IF EXISTS t1, t2, t3; DROP TABLE IF EXISTS t1, t2, t3;
DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (i INT KEY);
CREATE TABLE t2 (i INT);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1);
PREPARE stmt FROM "SELECT t2.i FROM t1 LEFT JOIN t2 ON t2.i = t1.i
WHERE t1.i = ?";
SET @arg= 1;
EXECUTE stmt USING @arg;
i
1
SET @arg= 2;
EXECUTE stmt USING @arg;
i
NULL
SET @arg= 1;
EXECUTE stmt USING @arg;
i
1
DEALLOCATE PREPARE stmt;
DROP TABLE t1, t2;
End of 5.0 tests. End of 5.0 tests.

27
mysql-test/t/ps.test
View file

@ -1358,4 +1358,31 @@ DEALLOCATE PREPARE stmt;
DROP TABLE IF EXISTS t1, t2, t3; DROP TABLE IF EXISTS t1, t2, t3;
#
# BUG#21081: SELECT inside stored procedure returns wrong results
#
--disable_warnings
DROP TABLE IF EXISTS t1, t2;
--enable_warnings
CREATE TABLE t1 (i INT KEY);
CREATE TABLE t2 (i INT);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1);
PREPARE stmt FROM "SELECT t2.i FROM t1 LEFT JOIN t2 ON t2.i = t1.i
WHERE t1.i = ?";
SET @arg= 1;
EXECUTE stmt USING @arg;
SET @arg= 2;
EXECUTE stmt USING @arg;
SET @arg= 1;
EXECUTE stmt USING @arg;
DEALLOCATE PREPARE stmt;
DROP TABLE t1, t2;
--echo End of 5.0 tests. --echo End of 5.0 tests.

1
sql/item.cc
View file

@ -3744,6 +3744,7 @@ void Item_field::cleanup()
I.e. we can drop 'field'. I.e. we can drop 'field'.
*/ */
field= result_field= 0; field= result_field= 0;
null_value= FALSE;
DBUG_VOID_RETURN; DBUG_VOID_RETURN;
} }