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Additional fix for the bug#27759: Wrong DATE/DATETIME comparison in LEAST()/GREATEST() functions.

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evgen@moonbone.local 2007-05-08 00:08:00 +04:00
parent 6ec0bc24a7
commit eddd02158b
2 changed files with 3 additions and 0 deletions
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2
mysql-test/t/type_datetime.test
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@ -206,6 +206,8 @@ select greatest(cast('01-01-01' as date), '01-01-02');
select least(cast('01-01-01' as date), '01-01-02') + 0;
select greatest(cast('01-01-01' as date), '01-01-02') + 0;
select least(cast('01-01-01' as datetime), '01-01-02') + 0;
select cast(least(cast('01-01-01' as datetime), '01-01-02') as signed);
select cast(least(cast('01-01-01' as datetime), '01-01-02') as decimal);
--disable_warnings
DROP PROCEDURE IF EXISTS test27759 ;
--enable_warnings

1
sql/item_func.h
View file

@ -703,6 +703,7 @@ public:
my_decimal *val_decimal(my_decimal *);
void fix_length_and_dec();
enum Item_result result_type () const { return cmp_type; }
bool result_as_longlong() { return compare_as_dates; };
uint cmp_datetimes(ulonglong *value);
};