Re: Having query cache in core

From: Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>
To: sitnikov(dot)vladimir(at)gmail(dot)com
Cc: ishii(at)sraoss(dot)co(dot)jp, cktan(at)vitessedata(dot)com, hlinnaka(at)iki(dot)fi, tgl(at)sss(dot)pgh(dot)pa(dot)us, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: Having query cache in core
Date: 2018-05-11 15:55:35
Message-ID: 20180512.005535.1387864539744910247.t-ishii@sraoss.co.jp
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>> If any of the tables were modified, cache entries using the table must be
> removed.
>> (these are already implemented in Pgpool-II's in memory query cache)
>
> How do you identify updates made from a pl/pgsql procedure?

Pgpool-II does not invalidate query cache in that case.

I think in-core query cache could deal with the case (probably as
Michael suggested).

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp

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