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  declare
  begin
   --SQLÓï¾ä
   --Ö±½ÓдµÄSQLÓï¾ä(DML/TCL)
   --¼ä½Óдexecute immediate <DDL/DCLÃüÁî×Ö·û´®>
   --select Óï¾ä
        <1>±ØÐë´øÓÐinto×Ó¾ä
         select empno into eno from emp
           where empno =7369;
        <2>Ö»Äܲ鵽һÐÐ**********
        <3>×ֶθöÊý±ØÐëºÍ±äÁ¿µÄ¸öÊýÒ»ÖÂ
  exception
    --Òì³£
    when <Òì³£Ãû×Ö> then --Ìض¨Òì³£
        <´¦ÀíÓï¾ä>
    when others then  --ËùÓÐÒì³£¶¼¿É²¶»ñ
        <´¦ÀíÓï¾ä>   
  end;
<Àý×Ó>
   ±àд³ÌÐò ÏòDEPT±íÖвåÈëÒ»Ìõ¼Ç¼£¬
   ´Ó¼üÅÌÊäÈëÊý¾Ý£¬Èç¹û
      Êý¾ÝÀàÐÍÊäÈë´íÎóÒªÓÐÌáʾ
      ÎÞ·¨²åÈë¼Ç¼ Ò²ÒªÓÐÌáʾ
      Ö»ÄÜÊäÈëÕýÊý,Èç¹ûÓиºÊýÌáʾ
   declare
    n number;
    no dept.deptno%type;
    nm dept.dname%type;
    lc dept.loc%type;
    exp exception;   --Òì³£µÄ±äÁ¿
    exp1 exception;
    num number:=0;  --¼ÆÊýÆ÷
    pragma exception_init(exp,-1); --Ô¤¶¨ÒåÓï¾ä
         --(-1´íÎóºÍÒì³£±äÁ¿¹ØÁª)
    pragma exception_init(exp1,-1476);
    e1 exception; --×Ô¶¨ÒåÒì³£±äÁ¿
   begin
    --ÊäÈëÖµ
     no := '&±àºÅ';
     num := num + 1;
     if no < 0 then
        raise e1;    --×Ô¶¨ÒåÒì³£µÄÒý·¢
&


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create table PLAN_TABLE (
 statement_id  varchar2(30),
 timestamp     date,
 remarks       varchar2(80),
 operat ......

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init.ora
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create table HWQY.TEST
(
CARNO VARCHAR2(30),
CARINFOID NUMBER
)
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create or replace procedure pro_test
AS
carinfo_id number;
BEGIN
select s_CarInfoID.nextval into carinfo_id
from dual;
insert into test(test ......

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