Re: Listing triggers in partitions (was Re: Remove mention in docs that foreign keys on partitioned tables)

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
Cc: Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Listing triggers in partitions (was Re: Remove mention in docs that foreign keys on partitioned tables)
Date: 2018-06-27 22:21:49
Message-ID: 20180627222149.puqmxbbc6obb5qwa@alvherre.pgsql
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On 2018-Jun-28, David Rowley wrote:

> On 28 June 2018 at 09:01, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> wrote:
> > Another angle is that we're already in beta3 and there may be concerns
> > about altering catalog definition this late in the cycle. Anybody?
> > Maybe psql can just match tgisinternal triggers by name, and if one
> > match occurs then we assume it's a clone that should be listed as a
> > partition trigger.
>
> Are catversion bumps really a huge problem in beta? Looks like there
> were quite a few during the v10 cycle.

Hm, I remember they were somewhat of a big deal. Maybe it's not so
anymore and just can pg_upgrade easily? Of course, once a beta contains
one, and subsequent ones before the next beta are "free".

Your patch for partition pruning will also require one, by the looks, so
I guess it's pretty much settled ...

--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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