/**
* Execute the query as a DELETE statement.
*
* Optionally, an ID may be passed to the method do delete a specific row.
*
* @param int $id
* @return int
*/
public function delete($id = null)
{
// If an ID is given to the method, we'll set the where clause
// to match on the value of the ID. This allows the developer
// to quickly delete a row by its primary key value.
if (!is_null($id)) {
$this->where('id', '=', $id);
}
$sql = $this->grammar->delete($this);
return $this->connection->delete($sql, $this->bindings);
}
