/**
* delete object to database
* @param key
* @return int, affected row count
*/
protected function deleteObject($key)
{
$delete = new Zend\Db\Sql\Delete($this->tableName);
$delete->where(array($this->pk => $key));
$result = $this->execute($delete);
if (!$result) {
return false;
}
return $result->count();
}
