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From: Julien Rouhaud <[email protected]>
To: [email protected]
To: [email protected]
Subject: Re: SQL "RETURNING * | output_expression [ [ AS ]" is wrong
Date: Mon, 21 Mar 2022 20:12:10 +0800
Message-ID: <20220321121210.pknnj3d4k54ddprw@jrouhaud> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>

Hi,

On Mon, Mar 21, 2022 at 10:09:55AM +0000, PG Doc comments form wrote:
> The following documentation comment has been logged on the website:
>
> Hi! AFAIK, UPDATE .... RETURNING works with INTO varname, not AS

I think you're confusing with plpgsql's INTO [1].  The documented syntax works
as expected:

# UPDATE tt SET id = 2 WHERE id = 1 RETURNING id AS new_id;
 new_id
--------
      2
(1 row)

[1] https://www.postgresql.org/docs/current/plpgsql-statements.html#PLPGSQL-STATEMENTS-SQL-ONEROW

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