Re: jsonb format is pessimal for toast compression

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, pgsql-hackers(at)postgresql(dot)org, Larry White <ljw1001(at)gmail(dot)com>
Subject: Re: jsonb format is pessimal for toast compression
Date: 2014-08-08 17:31:21
Message-ID: 20140808173121.GA10286@momjian.us
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On Fri, Aug 8, 2014 at 11:02:26AM -0400, Tom Lane wrote:
> 2. Are we going to ship 9.4 without fixing this? I definitely don't see
> replacing pg_lzcompress as being on the agenda for 9.4, whereas changing
> jsonb is still within the bounds of reason.

FYI, pg_upgrade could be taught to refuse to upgrade from earlier 9.4
betas and report the problem JSONB columns.

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ Everyone has their own god. +

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