*** a/doc/src/sgml/plpgsql.sgml
--- b/doc/src/sgml/plpgsql.sgml
***************
*** 487,494 **** $$ LANGUAGE plpgsql;
  CREATE FUNCTION extended_sales(p_itemno int)
  RETURNS TABLE(quantity int, total numeric) AS $$
  BEGIN
!     RETURN QUERY SELECT quantity, quantity * price FROM sales
!                  WHERE itemno = p_itemno;
  END;
  $$ LANGUAGE plpgsql;
  </programlisting>
--- 487,494 ----
  CREATE FUNCTION extended_sales(p_itemno int)
  RETURNS TABLE(quantity int, total numeric) AS $$
  BEGIN
!     RETURN QUERY SELECT sales.quantity, sales.quantity * sales.price FROM sales
!                  WHERE sales.itemno = p_itemno;
  END;
  $$ LANGUAGE plpgsql;
  </programlisting>