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Oracleѧϰ±Ê¼Çժ¼7

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<Àý×Ó> --¹«Ë¾µÄÔ±¹¤µÄ¹ÜÀí
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         2.Ô±¹¤ÀëÖ°
Óô洢¹ý³ÌºÍº¯ÊýÀ´ÊµÏÖ
1.Ôö¼ÓÒ»¸öÔ±¹¤
create sequence seq1 start with 7935;
create or replace function insert_emp(
   enm emp.ename%type,  --Ô±¹¤µÄÃû×Ö
   ejob varchar2, --Ö°Îñ
   mgr number,   --Éϼ¶
   ehiredate date,--²Î¼Ó¹¤×÷ʱ¼ä
   esal number,  --¹¤×Ê
   ecomm number, --½òÌù
   dno number)         
return number
as
  a number;
begin
  --¹¤ºÅÀ´×ÔÐòÁÐ
  select seq1.nextval into a
  from dual;
  --Ôö¼ÓÁËÒ»¸öÔ±¹¤
  insert into emp values (
       a,enm,ejob,mgr,ehiredate,esal,ecomm,dno);
  return a;
end;               
2.Ô±¹¤ÀëÖ°
 create or replace procedure remove_emp(eno emp.empno%type)
 as
 begin
   delete from emp where empno = eno;
 end;
    
°ÑÕâ2¸ö¹¦ÄÜÉè¼Æ³ÉÒ»¸öpackage(°ü)
  °ü-- ˵Ã÷²¿·Ö + ʵÏÖ²¿·Ö
 ½¨Á¢ËµÃ÷²¿·Ö:
  create or replace package company_gl
  as
    --¼ÓÔ±¹¤
    function insert_emp( enm emp.ename%type,  --Ô±¹¤µÄÃû×Ö
   ejob varchar2, --Ö°Îñ
   mgr number,   --Éϼ¶
   ehiredate date,--²Î¼Ó¹¤×÷ʱ¼ä
   esal number,  --¹¤×Ê
   ecomm number, --½òÌù
   dno number) return number;
    --Ô±¹¤ÀëÖ°
    procedure remove_emp(eno emp.empno%type);
  end;   
 --ʵÏÖ²¿·Ö
  create or replace package body company_gl
  as
     function insert_emp(
   enm emp.ename%type,  --Ô±¹¤µÄÃû×Ö
   ejob var


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OracleµÄ³£ÓÃÃüÁî

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¡¡¡¡dbv.exe¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Êý¾ÝÎļþÂß¼­¼ì²â¹¤¾ß
¡¡¡¡exp.exe¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Êý¾Ýµ¼³ö¹¤¾ß
¡¡¡¡imp.exe¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Êý¾Ýµ¼È빤¾ß
¡¡¡¡mig.exe¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Êý¾Ý¿âÒÆÖ²¹¤¾ß
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OracleÖÐStart with...Connect ByÀí½â¼°Ó÷¨

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ÊÕ¼¯µÄ¼¸ÌõÔÚoracleÖÐͨ¹ýconnect by priorÀ´ÊµÏֵݹé²éѯ
Start with...Connect By×Ó¾äµÝ¹é²éѯһ°ãÓÃÓÚÒ»¸ö±íά»¤Ê÷ÐνṹµÄÓ¦Óá£
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CREATE TABLE TBL_TEST
(
ID    NUMBER,
NAME VARCHAR2(100 BYTE),
PID   NUMBER &nbs ......

Oracle ´æ´¢¹ý³ÌÖе÷ÓÃ×Ô¶¨ÒåµÄº¯ÊýÎÊÌ⣿

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1¡¢´´½¨ÐòÁÐÓï·¨£º(ÐèÒªCREATE SEQUENCEϵͳȨÏÞ)
CREATE SEQUENCE ÐòÁÐÃû
[INCREMENT BY n] ---ÓÃÓÚ¶¨ÒåÐòÁеIJ½³¤¡£
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Oracleѧϰ±Ê¼Çժ¼1

 1.create alter insert update selectµÈ
ÈçºÎ½¨±í
   ѧÉú±ístudent
        create table student( --ѧÉú±í
           xh number(4), --ѧºÅ
           ......
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