Re: Proposal: Generic WAL logical messages

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Craig Ringer <craig(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Artur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>
Subject: Re: Proposal: Generic WAL logical messages
Date: 2016-04-06 14:24:52
Message-ID: 29792.1459952692@sss.pgh.pa.us
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Andres Freund <andres(at)anarazel(dot)de> writes:
> On 2016-04-06 10:15:59 -0400, Tom Lane wrote:
>> Well, that's something worth thinking about. I assume that
>> pg_logical_slot_get_changes could be executed in a database different from
>> the one where a change was originated?

> You can execute it, but you'll get an error:

Oh good. I was afraid we had an unrecognized can o' worms here.

regards, tom lane

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