Описание

Deletes data from the database, either using primary key or based on a whereAdd() method call. By default the delete will base it's query on the set variables, however if you wish to use the whereAdd() method you should set the $useWhere parameter to DB_DATAOBJECT_WHEREADD_ONLY.

Параметр

• boolean $use_where - use the whereAdd() conditions (by default, delete will only use primary keys)

Возвращаемое значение

int number of rows affected or FALSE on failure

Throws

Заметка

Эта функция не должна вызываться статически.

Пример

$person = new DataObjects_Person;
$person->get(12);
$person->delete();


$person = new DataObjects_Person;
$person->whereAdd('age < 21');
$person->delete(DB_DATAOBJECT_WHEREADD_ONLY);

SELECT * FROM person WHERE id=12
DELETE FROM person WHERE id=12 AND name='test' AND age=21
DELETE FROM person WHERE age < 21