Commit 6d6c475f authored by mhansson/martin@linux-st28.site's avatar mhansson/martin@linux-st28.site

Merge linux-st28.site:/home/martin/mysql/src/bug31160/my50-bug31160

into  linux-st28.site:/home/martin/mysql/src/bug31160/my51-bug31160
parents ed7e4b82 148ce22a
......@@ -196,7 +196,7 @@ f2 datetime YES NULL
f3 time YES NULL
f4 time YES NULL
f5 time YES NULL
f6 time NO 00:00:00
f6 time YES NULL
f7 datetime YES NULL
f8 date YES NULL
f9 time YES NULL
......
......@@ -1027,6 +1027,15 @@ fmtddate field2
Sep-4 12:00AM abcd
DROP TABLE testBug8868;
SET NAMES DEFAULT;
CREATE TABLE t1 (
a TIMESTAMP
);
INSERT INTO t1 VALUES (now()), (now());
SELECT 1 FROM t1 ORDER BY MAKETIME(1, 1, a);
1
1
1
DROP TABLE t1;
(select time_format(timediff(now(), DATE_SUB(now(),INTERVAL 5 DAY)),'%H') As H)
union
(select time_format(timediff(now(), DATE_SUB(now(),INTERVAL 5 DAY)),'%H') As H);
......
......@@ -547,6 +547,16 @@ DROP TABLE testBug8868;
SET NAMES DEFAULT;
#
# Bug #31160: MAKETIME() crashes server when returning NULL in ORDER BY using
# filesort
#
CREATE TABLE t1 (
a TIMESTAMP
);
INSERT INTO t1 VALUES (now()), (now());
SELECT 1 FROM t1 ORDER BY MAKETIME(1, 1, a);
DROP TABLE t1;
#
# Bug #19844 time_format in Union truncates values
#
......
......@@ -938,7 +938,10 @@ class Item_func_maketime :public Item_str_timefunc
{
public:
Item_func_maketime(Item *a, Item *b, Item *c)
:Item_str_timefunc(a, b ,c) {}
:Item_str_timefunc(a, b, c)
{
maybe_null= TRUE;
}
String *val_str(String *str);
const char *func_name() const { return "maketime"; }
};
......
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