public function getMappedForeignColumn($local)
    {
        $m = $this->getLocalForeignMapping();
        if (isset($m[$local])) {
            return $m[$local];
        }

        return null;
    }
public function getMappedForeignColumn($local)
    {
        $m = $this->getLocalForeignMapping();
        if (isset($m[$local])) {
            return $m[$local];
        }

        return null;
    }
public function getMappedForeignColumn ( $ local ) { $ m = $ this -> getLocalForeignMapping ( ) ; if ( isset ( $ m [ $ local ] ) ) { return $ m [ $ local ] ; } return null ; }
Get the foreign column mapped to specified local column.

@return string Column name.
Get the foreign column mapped to specified local column .