日期:2014-05-17 浏览次数:21105 次
SQL> DECLARE
  2    NUM1 INTEGER := 50;
  3    NUM2 INTEGER := 60;
  4  BEGIN
  5    IF NUM1>NUM2 THEN
  6      DBMS_OUTPUT.PUT_LINE('NUM1>NUM2');
  7    ELSIF NUM2>NUM1 THEN
  8      DBMS_OUTPUT.PUT_LINE('NUM1 <NUM2');
  9    ELSE
 10      DBMS_OUTPUT.PUT_LINE('NUM1=NUM2');
 11    END IF;
 12  END;
 13  /
NUM1 <NUM2
PL/SQL procedure successfully completed
SQL>