Re: How to properly use TRIM()?

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Igor Korot <ikorot01(at)gmail(dot)com>
Cc: Rob Sargent <robjsargent(at)gmail(dot)com>, Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>, "pgsql-generallists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: How to properly use TRIM()?
Date: 2026-03-07 20:03:19
Message-ID: CAKFQuwYaVKcMU0wP3SAbct8FU0H4iy=E1HxxBY-gcvmoK-GsrQ@mail.gmail.com
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On Sat, Mar 7, 2026 at 12:58 PM Igor Korot <ikorot01(at)gmail(dot)com> wrote:

> So I started looking for a way to return SQL_NO_DATA
> on that 4th column...
>

Doesn't "No Data" refer to the result set as a whole, not individual
columns? I'd assume NULL is detected some other way.

David J.

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