protected function get_column() {

		$column  = $this->foreign_column ?: $this->foreign_table->get_primary_key();
		$columns = $this->foreign_table->get_columns();

		return $columns[ $column ];
	}
protected function get_column() {

		$column  = $this->foreign_column ?: $this->foreign_table->get_primary_key();
		$columns = $this->foreign_table->get_columns();

		return $columns[ $column ];
	}
protected function get_column ( ) { $ column = $ this -> foreign_column ? : $ this -> foreign_table -> get_primary_key ( ) ; $ columns = $ this -> foreign_table -> get_columns ( ) ; return $ columns [ $ column ] ; }
Get the referenced column.

@since 2.0

@return BaseColumn
Get the referenced column .