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Merge mysql.com:/usr/home/ram/work/bug23938/my50-bug23938

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into  mysql.com:/usr/home/ram/work/bug23938/my51-bug23938
This commit is contained in:
ramil/ram@myoffice.izhnet.ru 2007-02-06 14:20:46 +04:00
commit 6fea92a146
3 changed files with 14 additions and 1 deletions
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4
mysql-test/r/cast.result
View file

@ -348,6 +348,10 @@ Warnings:
Warning 1292 Truncated incorrect INTEGER value: '-1e+30'
Warning 1292 Truncated incorrect INTEGER value: '1e+30'
DROP TABLE t1;
select isnull(date(NULL)), isnull(cast(NULL as DATE));
isnull(date(NULL)) isnull(cast(NULL as DATE))
1 1
End of 4.1 tests
select cast('1.2' as decimal(3,2));
cast('1.2' as decimal(3,2))
1.20

8
mysql-test/t/cast.test
View file

@ -176,7 +176,13 @@ INSERT INTO t1 SET f1 = +1.0e+30 ;
SELECT f1 AS double_val, CAST(f1 AS SIGNED INT) AS cast_val FROM t1;
DROP TABLE t1;
# End of 4.1 tests
#
# Bug #23938: cast(NULL as DATE)
#
select isnull(date(NULL)), isnull(cast(NULL as DATE));
--echo End of 4.1 tests
#decimal-related additions

3
sql/item_timefunc.cc
View file

@ -2542,7 +2542,10 @@ longlong Item_date_typecast::val_int()
DBUG_ASSERT(fixed == 1);
TIME ltime;
if (args[0]->get_date(&ltime, TIME_FUZZY_DATE))
{
null_value= 1;
return 0;
}
return (longlong) (ltime.year * 10000L + ltime.month * 100 + ltime.day);
}