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From: Tom Lane <tgl@sss.pgh.pa.us>
To: David G. Johnston <david.g.johnston@gmail.com>
Cc: Kirk Parker <khp@equatoria.us>
Cc: pgsql-docs@lists.postgresql.org
Subject: Re: Typo in PL/pgSQL trigger Example 43.4?
Date: Sat, 07 Oct 2023 16:22:01 -0400
Message-ID: <3179621.1696710121@sss.pgh.pa.us> (raw)
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"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Sat, Oct 7, 2023 at 11:11 AM Kirk Parker <khp@equatoria.us> wrote:
>> INSERT INTO emp_audit SELECT 'D', now(), user, OLD.*; -- <= ARGUMENT IN QUESTION
>> The emp_audit table has a column named 'userid', which in actual usage
>> (next-to-last line quoted) is populated by 'user' which seems undefined in
>> the context.  Was that intended to be 'current_user', or am I missing
>> something?

> user is a valid pseudo-function:
> https://www.postgresql.org/docs/current/functions-info.html#FUNCTIONS-INFO-SESSION

Yeah, either way has the same result.  However, I wonder if we should
change this example to use current_user for clarity.  It does look
more like it's intended to be a variable or column reference than
a built-in function.

			regards, tom lane

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