/**
  * Deletes table rows based on a WHERE clause.
  *
  * @param mixed $table
  *            The table to update.
  * @param mixed $where
  *            DELETE WHERE clause(s).
  * @return int The number of affected rows.
  */
 public function delete($table, $where = '')
 {
     return $this->adapter->delete($table, $where);
 }