17,090
社区成员
发帖
与我相关
我的任务
分享
SQL> create or replace procedure proc_return_error(o_cur out sys_refcursor)
2 as
3 v_sql varchar2(4000);
4 begin
5 v_sql:='select * from (
6 select cast(null as number(20)) id ,cast(null as date) dealdate from dual';
7 for i in 1..10 loop
8 if mod(i,3)=0 then
9 v_sql:=v_sql||' union all select '||i||',sysdate from dual';
10 end if;
11 end loop;
12 v_sql:=v_sql||')where dealdate is not null';
13 open o_cur for v_sql;
14 end;
15 /
Procedure created.
SQL> var cv_a refcursor
SQL> exec proc_return_error(:cv_a);
PL/SQL procedure successfully completed.
SQL> print cv_a
ID DEALDATE
---------- --------------
3 13-12月-10
6 13-12月-10
9 13-12月-10