Oracle 스토리지 프로세스 -3

Oracle         ：    ，      ，      。



Oracle                      。 

 、        





1 create or replace procedure NoParPro

2 as  ;

3 begin

4 ;

5 exception     //      

6     ;

7 end;

8 

         、        

 1 create or replace procedure queryempname(sfindno emp.empno%type) as

 2        sName emp.ename%type;

 3        sjob emp.job%type;

 4 begin

 5        ....

 7 exception

          ....

14 end;

15 

     、              1 create or replace procedure runbyparmeters  (isal in emp.sal%type, 

                            sname out varchar,sjob in out varchar)

 2  as icount number;

 3  begin

 4       select count(*) into icount from emp where sal>isal and job=sjob;

 5       if icount=1 then

 6         ....

 9       else

10         ....

12       end if;

13  exception

14       when too_many_rows then

15       DBMS_OUTPUT.PUT_LINE('     1 ');

16       when others then

17       DBMS_OUTPUT.PUT_LINE(' RUNBYPARMETERS     ！');

18  end;

19 

   、 Oracle         

         

 1 declare

 2        realsal emp.sal%type;

 3        realname varchar(40);

 4        realjob varchar(40);

 5  begin   //        

 6        realsal:=1100;

 7        realname:='';

 8        realjob:='CLERK';

 9        runbyparmeters(realsal,realname,realjob);     －－     

10        DBMS_OUTPUT.PUT_LINE(REALNAME||'   '||REALJOB);

11  END;  //      

12 

         

 1 declare

 2       realsal emp.sal%type;

 3       realname varchar(40);

 4       realjob varchar(40);

 5 begin    //      

 6       realsal:=1100;

 7       realname:='';

 8       realjob:='CLERK';

 9       runbyparmeters(sname=>realname,isal=>realsal,sjob=>realjob);  －－           

10       DBMS_OUTPUT.PUT_LINE(REALNAME||'   '||REALJOB);

11 END;  //      

12