hi
i am trying below code and getting an error
CASE
WHEN amlrating=1 THEN add_months(to_date(to_char(xdt,'dd-mon-yyyy'),'dd-mon-yyyy'),120)
WHEN amlrating=2 THEN add_months(to_date(to_char(xdt,'dd-mon-yyyy'),'dd-mon-yyyy'),96)
WHEN amlrating=3 THEN add_months(to_date(to_char(xdt,'dd-mon-yyyy'),'dd-mon-yyyy'),24)
END duedt
i am processing about 1.5 million records
while computing xdt i did not encounter any error
how do I find record throwing this error?