On Fri, Jan 18, 2008 at 11:04:09PM +0000, Evans, Mark (Tandem) wrote: > Think of NULL as "value is unknown". > > With zero length blob/text, value is known: 0-length blob/text
OK, I will :) -- pozdrawiam / regards Zbigniew Baniewski ----------------------------------------------------------------------------- To unsubscribe, send email to [EMAIL PROTECTED] -----------------------------------------------------------------------------