/**
* Delete all objects from the datastore used by the given object
*
* @access public
* @param Object $obj the object to delete
*/
public function DeleteAll($obj)
{
$fms = $this->GetFieldMaps(get_class($obj));
$pk = $obj->GetPrimaryKeyName();
$table = $fms[$pk]->TableName;
$sql = "delete from `{$table}`";
$returnval = $this->DataAdapter->Execute($sql);
$obj->OnDelete();
// fire OnDelete event
return $returnval;
}
