Re: slow queries over information schema.tables

From: Andres Freund <andres(at)anarazel(dot)de>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: slow queries over information schema.tables
Date: 2018-12-05 18:44:06
Message-ID: 20181205184406.waesygyo4xbzfwwa@alap3.anarazel.de
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On 2018-12-05 13:41:32 -0500, Tom Lane wrote:
> The bigger picture here is that people seem to like to use domains
> as simple type aliases, which will never have any constraints, but
> we're very dumb about that today. So the patch as presented seems
> like it has lots of potential applicability, as long as we fix the
> invalidation aspect.

Entirely agreed.

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