Re: null != null ???

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Fran Fabrizio <ffabrizio(at)mmrd(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: null != null ???
Date: 2001-10-26 16:16:50
Message-ID: 24759.1004113010@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

Fran Fabrizio <ffabrizio(at)mmrd(dot)com> writes:
> Can someone smarter than me tell me what I am missing?

Comparisons involving NULL yield NULL. Any book on SQL should
explain this ...

regards, tom lane

In response to

Responses

Browse pgsql-general by date

  From Date Subject
Next Message Paul Tomblin 2001-10-26 16:22:15 Re: DBD::Pg
Previous Message Vivek Khera 2001-10-26 15:52:39 Re: DBD::Pg