Re: On view updating
From: Laconic2 <laconic2_at_comcast.net>
Date: Sat, 25 Sep 2004 08:10:13 -0400
Message-ID: <wfWdnfwZtabc_cjcRVn-vA_at_comcast.com>
Date: Sat, 25 Sep 2004 08:10:13 -0400
Message-ID: <wfWdnfwZtabc_cjcRVn-vA_at_comcast.com>
"mAsterdam" <mAsterdam_at_vrijdag.org> wrote in message news:41555dfa$0$78279$e4fe514c_at_news.xs4all.nl...
> If there is no assertion having a value for X, the constraint
> is not violated.
From the discussion on NULLS:
"I'll have a cup of coffee without cream, please."
"We're all out of cream."
"In that case, I'll have a cup of coffee without milk."