How to update for single batch id in one a table by using mutiple parametrs

Question

Hi Everyone,
I need simple pl/sql logic to update one table using with some parametrs.I need a logic for single batch_id there will be 100 of records are there .how do i update my custom table ? how do i show how many records have been updated for each batch ? how to handle excpetions while updating ?Som body could help me it will be great.
-- Sample Code
PROCEDURE UPDATE_table (P_IN_BATCH_ID IN Number,
P_IN_TRANS_ID IN number,
P_IN_TRANS_STATUS IN varchar2,
P_IN_ERROR_MSSG IN varchar2
                                             ) is
cursor
select*from xx_cust_table
BEGIN
UPDATE xx_cust_table
SET TRANSMISSION_ID=P_IN_TRANS_ID
TRANSMISSION_MSG=P_IN_TRANS_STATUS     
PROCESSED_FLAG=P_IN_ERROR_MSSG
where BATCH_ID=P_IN_BATCH_ID
END UPDATE_table;

Answer 1

PROCEDURE UPDATE_table (P_IN_BATCH_ID IN Number,
P_IN_TRANS_ID IN number,
P_IN_TRANS_STATUS IN varchar2,
P_IN_ERROR_MSSG IN varchar2
) IS
BEGIN
UPDATE xx_cust_table
       SET TRANSMISSION_ID=P_IN_TRANS_ID
              TRANSMISSION_MSG=P_IN_TRANS_STATUS
               PROCESSED_FLAG=P_IN_ERROR_MSSG
  WHERE BATCH_ID=P_IN_BATCH_ID;
DBMS_OUTPUT.PUT_LINE(SQL%ROWCOUNT||' rows updated!');
--EXCEPTION
--  WHEN DUP_VAL_ON_INDEX THEN
--    DBMS_OUTPUT.PUT_LINE('Duplicate value');
--  WHEN OTHERS THEN
--   <display sqlcode and sqlerrm>
END UPDATE_table;