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    1.ÉùÃ÷Óαê
CURSOR mycur(vartype number) is
select emp_no,emp_zc from cus_emp_basic 
where com_no = vartype;
    2.´ò¿ªÓαê
open mycur(000627) ×¢£º000627:²ÎÊý
    3.¶ÁÈ¡Êý¾Ý
fetch mycur into varno,varprice;
    4.¹Ø±ÕÓαê
close mycur;
    ÓαêµÄÊôÐÔ
    oracle ÓαêÓÐ4¸öÊôÐÔ£º %ISOPEN £¬ %FOUND £¬ %NOTFOUND£¬ %ROWCOUNT
    %ISOPEN ÅжÏÓαêÊÇ·ñ±»´ò¿ª£¬Èç¹û´ò¿ª%ISOPEN µÈÓÚtrue,·ñÔòµÈÓÚfalse
    %FOUND %NOTFOUND ÅжÏÓαêËùÔÚµÄÐÐÊÇ·ñÓÐЧ£¬Èç¹ûÓÐЧ£¬Ôò%FOUNDDµÈÓÚtrue£¬·ñÔòµÈÓÚfalse
    %ROWCOUNT ·µ»Øµ±Ç°Î»ÖÃΪֹÓαê¶ÁÈ¡µÄ¼Ç¼ÐÐÊý¡£
    ʾÀý£º
set serveroutput on;
declare
varno varchar2(20);
varprice varchar2(20);
CURSOR mycur(vartype number) is
select emp_no,emp_zc from cus_emp_basic 
where com_no = vartype;
begin
if mycur%isopen = false then
open mycur(000627);
end if;
fetch mycur into varno,varprice;
while mycur%found 
loop
dbms_output.put_line(varno||’,’||varprice);
if mycur%rowcount=2 then
exit;
end if;
fetch mycur into varno,varprice;
end loop;
close mycur;
end;
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    pl/sql ¼Ç¼²¢²»±£´æÔÙÊý¾Ý¿âÖУ¬ËüÓë±äÁ¿Ò»Ñù£¬±£´æÔÙÄÚ´æ¿Õ¼äÖУ¬ÔÚʹÓüǼʱºò£¬ÒªÊ×Ïȶ¨Òå¼Ç¼½á¹¹£¬È»ºóÉùÃ÷¼Ç¼±äÁ¿¡£¿ÉÒÔ°Ñpl/sql¼Ç¼¿´×÷ÊÇÒ»¸öÓû§×Ô¶¨ÒåµÄÊý¾ÝÀàÐÍ¡£
set serveroutput on;
declare
type person is record
(
empno cus_emp_basic.emp_no%type,


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