pg.ddx.io  pgsql-docs@postgresql.org mailing list archive  

help / color / mirror / Atom feed

From: Bruce Momjian <bruce@momjian.us>
To: Alvaro Herrera <alvherre@commandprompt.com>
Cc: Henry Drexler <alonup8tb@gmail.com>
Cc: Kevin Grittner <kevin.grittner@wicourts.gov>
Cc: Pg Docs <pgsql-docs@postgresql.org>
Subject: Re: coalesce
Date: Tue, 4 Oct 2011 21:04:03 -0400 (EDT)
Message-ID: <201110050104.p95143V02802@momjian.us> (raw)
In-Reply-To: <1316623022-sup-9692@alvh.no-ip.org>

Alvaro Herrera wrote:
> 
> Excerpts from Henry Drexler's message of mié sep 21 12:50:18 -0300 2011:
> > thanks,
> > 
> > so I take it I am not getting those more complex examples (that are
> > apparently beyond my use case), I will take a look at them again.
> 
> Maybe the fix is just to add a simpler example, without altering the
> wording (which seems pretty clear to me as well, but then I already know
> what COALESCE does).

The current example is:

	SELECT COALESCE(description, short_description, '(none)') ...

What would a simpler one look like?

-- 
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +

view thread (9+ messages)  latest in thread

Message-ID: <201110050104.p95143V02802@momjian.us>
Permalink:  ../201110050104.p95143V02802@momjian.us/
Also on:    postgresql.org/message-id/201110050104.p95143V02802@momjian.us

copy link · copy postgr.es

reply

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: pgsql-docs@postgresql.org
  Cc: bruce@momjian.us, alvherre@commandprompt.com, alonup8tb@gmail.com, kevin.grittner@wicourts.gov
  Subject: Re: coalesce
  In-Reply-To: <201110050104.p95143V02802@momjian.us>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox