How to trap the exception in cursors

Question

Hi
How to trap the exception NO DATA FOUND/other exceptions with the cursor
DECLARE
CURSOR c1 IS SELECT * FROM EMP WHERE empno = 1234;
BEGIN
FOR i IN c1 LOOP
DBMS_OUTPUT.PUT_LINE(i.ename);
END LOOP;
END;so 1234 is not in my table, how to trap this.could some one help me please
Edited by: user4587979 on Sep 27, 2010 3:46 AM

Answer 1

user4587979 wrote:
Hi
How to trap the exception NO DATA FOUND/other exceptions with the cursor
DECLARE
CURSOR c1 IS SELECT * FROM EMP WHERE empno = 1234;
BEGIN
FOR i IN c1 LOOP
DBMS_OUTPUT.PUT_LINE(i.ename);
END LOOP;
END;so 1234 is not in my table, how to trap this.could some one help me please
Edited by: user4587979 on Sep 27, 2010 3:46 AMYou don't trap NO_DATA_FOUND in a cursor loop, as for others ... you trap and handle the ones you expect.
NO_DATA_FOUND isn't a condition associated with the processing of a cursor loop.
You have other options though, for example ...
declare
   l_processed_something boolean default false;
begin
   for x in cursor
   loop
      l_processed_something   := true;
      <more processing>
   end loop;
end;
/