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From: Tatsuo Ishii <ishii@postgresql.org>
To: jacob.champion@enterprisedb.com
Cc: assam258@gmail.com
Cc: david.g.johnston@gmail.com
Cc: vik@postgresfriends.org
Cc: er@xs4all.nl
Cc: peter@eisentraut.org
Cc: pgsql-hackers@postgresql.org
Subject: Re: Row pattern recognition
Date: Tue, 06 Jan 2026 08:26:15 +0900 (JST)
Message-ID: <20260106.082615.727870658299152115.ishii@postgresql.org> (raw)
In-Reply-To: <CAOYmi+n=Rf+eNccuy=y0OzR6V91tHGh_s0JPNwo96t6+93k0fg@mail.gmail.com>
References: <20250924.193523.694296225366690354.ishii@postgresql.org>
	<CAAAe_zBZBi5-H+JN7LS0EgDBfH2SLgq_U4UjBhS9EozLCynrHw@mail.gmail.com>
	<CAOYmi+n=Rf+eNccuy=y0OzR6V91tHGh_s0JPNwo96t6+93k0fg@mail.gmail.com>

> On Sun, Jan 4, 2026 at 7:50 AM Henson Choi <assam258@gmail.com> wrote:
>> I've been working on an NFA implementation prototype.
> 
> Neat! In case it helps, you may also be interested in my (now very out
> of date) mails at [1] and [2].
> 
> At one point I was also working on an independent implementation of
> the preferment rules, to make it easier for developers to intuit how
> matches were made, but I can't find that email at the moment.

Maybe this?

https://www.postgresql.org/message-id/CAOYmi%2Bns3kHjC83ap_BCfJCL0wfO5BJ_sEByOEpgNOrsPhqQTg%40mail.g...

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

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