Re: When is a record NULL?

From: "David E(dot) Wheeler" <david(at)kineticode(dot)com>
To: Brendan Jurd <direvus(at)gmail(dot)com>
Cc: Jeff Davis <pgsql(at)j-davis(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: When is a record NULL?
Date: 2009-07-24 18:13:20
Message-ID: 4788B002-21DD-4B87-B4A4-213DC6650A00@kineticode.com
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On Jul 24, 2009, at 3:17, Brendan Jurd <direvus(at)gmail(dot)com> wrote:

> "ROW(NULL, NULL) IS NULL" returns true, but that is not the
> same as saying that it actually is NULL

I think my head just exploded. Loving the dark corners of SQL…

Best,

David

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