public function getColumn($name, $alias = '')
    {
        $column = new DerivedColumn($name, $alias);

        return $column->setTable($this);
    }
public function getColumn($name, $alias = '')
    {
        $column = new DerivedColumn($name, $alias);

        return $column->setTable($this);
    }
public function getColumn ( $ name , $ alias = '' ) { $ column = new DerivedColumn ( $ name , $ alias ) ; return $ column -> setTable ( $ this ) ; }
Returns a column object correlated to the current table.

@param string $name
Name of the column to return.
@param string $alias
Alias to use on the column.
@return DerivedColumn
Returns a column object correlated to the current table .