Message-ID: <222e84b3f258d5487de5b5a0f1119e00b84071bc.camel@cybertec.at>
Subject: Re: Question about behavior of deletes with REPLICA IDENTITY NOTHING
From: Laurenz Albe <laurenz.albe@cybertec.at>
To: Peter Smith <smithpb2250@gmail.com>, James Coleman <jtc331@gmail.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Date: Thu, 08 Feb 2024 05:27:33 +0100
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On Thu, 2024-02-08 at 13:40 +1100, Peter Smith wrote:
> -   how to set the replica identity.  If a table without a replica identi=
ty is
> +   how to set the replica identity.  If a table without a replica identi=
ty
> +   (or with replica identity behavior the same as <literal>NOTHING</lite=
ral>) is
>     added to a publication that replicates <command>UPDATE</command>
>     or <command>DELETE</command> operations then
>     subsequent <command>UPDATE</command> or <command>DELETE</command>

I had the impression that the root of the confusion was the perceived diffe=
rence
between "REPLICA IDENTITY NOTHING" and "no replica identity", and that chan=
ge
doesn't improve that.

How about:

  If a table without a replica identity (explicitly set to <literal>NOTHING=
</literal>,
  or set to a primary key or index that doesn't exist) is added ...


Yours,
Laurenz Albe