begin
declare v_max number;
BEGIN
select max(id_lote) into v_max from cp_lotes;
DBMS_OUTPUT.PUT_LINE('v_max=' || v_max);
EXCEPTION
WHEN NO_DATA_FOUND THEN
v_max := NULL;
END;
end;
- Show the DBMS Output window (View->DBMS Output).
- Press the "+" button at the top of the Dbms Output window and then select an open database connection in the dialog that opens.