AS PER MY UNDERSTANDING THE VALUE 0 IN RETURNCODE IS SUCCESS AND REST FAILURE.IS THERE ANY WAY TO FIND THE CAUSE OF THE FAILURE FROM THE RETURN CODE.I AUDITED A TABLE FOR A PARTICULAR USER AND I FOUND 0 IN RETURN CODE FOR SOME ROWS AND SOME NUMBER FOR REST.NOW THE CUSTOMER TELLING ME THAT HE MADE ALL SUCCESS UPDATION AND HE IS ASKING THE REASON FOR THE FAILURE.HOW CAN I FIGURE OUT THIS FROM DATABASE.