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1.»ù±¾½á¹¹
CREATE OR REPLACE PROCEDURE ´æ´¢¹ý³ÌÃû×Ö
(
    ²ÎÊý1 IN NUMBER,
    ²ÎÊý2 IN NUMBER
) IS
±äÁ¿1 INTEGER :=0;
±äÁ¿2 DATE;
BEGIN
END ´æ´¢¹ý³ÌÃû×Ö
2.SELECT INTO STATEMENT
  ½«select²éѯµÄ½á¹û´æÈëµ½±äÁ¿ÖУ¬¿ÉÒÔͬʱ½«¶à¸öÁд洢¶à¸ö±äÁ¿ÖУ¬±ØÐëÓÐÒ»Ìõ
  ¼Ç¼£¬·ñÔòÅ׳öÒì³£(Èç¹ûûÓмǼÅ׳öNO_DATA_FOUND)
  Àý×Ó£º
  BEGIN
  SELECT col1,col2 into ±äÁ¿1,±äÁ¿2 from typestruct where xxx;
  EXCEPTION
  WHEN NO_DATA_FOUND THEN
      xxxx;
  END;
  ...
3.IF ÅжÏ
  IF V_TEST=1 THEN
    BEGIN
       do something
    END;
  END IF;
4.while Ñ­»·
  WHILE V_TEST=1 LOOP
  BEGIN
 XXXX
  END;
  END LOOP;
5.±äÁ¿¸³Öµ
  V_TEST := 123;
6.ÓÃfor in ʹÓÃcursor
  ...
  IS
  CURSOR cur IS SELECT * from xxx;
  BEGIN
 FOR cur_result in cur LOOP
  BEGIN
   V_SUM :=cur_result.ÁÐÃû1+cur_result.ÁÐÃû2
  END;
 END LOOP;
  END;
7.´ø²ÎÊýµÄcursor
  CURSOR C_USER(C_ID NUMBER) IS SELECT NAME from USER WHERE TYPEID=C_ID;
  OPEN C_USER(±äÁ¿Öµ);
  LOOP
 FETCH C_USER INTO V_NAME;
 EXIT FETCH C_USER%NOTFOUND;
    do something
  END LOOP;
  CLOSE C_USER;
8.ÓÃpl/sql developer debug
  Á¬½ÓÊý¾Ý¿âºó½¨Á¢Ò»¸öTest WINDOW
  ÔÚ´°¿ÚÊäÈëµ÷ÓÃSPµÄ´úÂë,F9¿ªÊ¼debug,CTRL+Nµ¥²½µ÷ÊÔ
¹ØÓÚoracle´æ´¢¹ý³ÌµÄÈô¸ÉÎÊÌⱸÍü
1.ÔÚoracleÖУ¬Êý¾Ý±í±ðÃû²»ÄܼÓas£¬È磺
select a.appname from appinfo a;-- ÕýÈ·
select a.appname from appinfo as a;-- ´íÎó
 Ò²Ðí£¬ÊÇźÍoracleÖеĴ洢¹ý³ÌÖеĹؼü×Öas³åÍ»µÄÎÊÌâ°É
2.ÔÚ´æ´¢¹ý³ÌÖУ¬selectijһ×Ö¶Îʱ£¬ºóÃæ±ØÐë½ô¸úinto£¬Èç¹ûselectÕû¸ö¼Ç¼£¬ÀûÓÃÓαêµÄ»°¾ÍÁíµ±±ðÂÛÁË¡£
  select af.keynode into kn from APPFOUNDATION af where&nb


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