i have a datetimefield which has 22/12/1978 12:00:00 pm i want just the 12:00:00 pm Section to change it to , lets say, 13:00:00 pm but im having trouble getting the right syntax : update ... set ...= convert(datetime,'22/12/1978 13:00:00 pm', ?????) <---- what code ??? i know that the dd/mm/yyy is 103 and the time hh:mm:ss is 108 ( via varchar) but i dont know the code for : dd/mm/yyyy hh:mm:ss pm