I'm very new to Oracle, and this is probably a pretty simple question to most.
I'm trying to put a constraint on a field so that when entering data it must be the letter m, followed by 4 numbers, for example 'm0001','m0002' etc.
Any help would be greatly appreciated, thankyou 
Last edited by blythy; 12-05-2005 at 03:21 PM..
|