Re: Informix Certified Professional Program

Posted in 1997

Ian Goddard — Wed, 12 Feb 1997 01:06:47 -0800 — source: Informix-list mailing list archive (1991-1998)

Walter S. Tyszka wrote: > > According to Informix: NULL means unknown, so comparing anything to NULL > will evaluate as true - since you can not tell for sure whether the two ^^^^ Since when? We went over this a few months ago. It evaluates to false. > values are different. > > -- > Regards, > > Walter S. Tyszka (wstyszka@ingr.com) * Standard disclaimers apply *