public function dropColumn($column, $table = null)
    {
        return $this->db->alterTable($this->getTable($table))
                        ->dropColumn($column)
                        ->execute();
    }
public function dropColumn($column, $table = null)
    {
        return $this->db->alterTable($this->getTable($table))
                        ->dropColumn($column)
                        ->execute();
    }
public function dropColumn ( $ column , $ table = null ) { return $ this -> db -> alterTable ( $ this -> getTable ( $ table ) ) -> dropColumn ( $ column ) -> execute ( ) ; }
Drops a column

@param string $column Column name
@param string $table Table name. By default it uses mapper's table
@return boolean
Drops a column