Re: Row pattern recognition

From: Henson Choi <assam258(at)gmail(dot)com>
To: Tatsuo Ishii <ishii(at)postgresql(dot)org>
Cc: vik(at)postgresfriends(dot)org, er(at)xs4all(dot)nl, jacob(dot)champion(at)enterprisedb(dot)com, david(dot)g(dot)johnston(at)gmail(dot)com, peter(at)eisentraut(dot)org, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Row pattern recognition
Date: 2026-02-19 05:00:21
Message-ID: CAAAe_zCCApM0u9YWDAOGG+9R5XLCCuoaXhNXgQ0LVRcYBUqC4g@mail.gmail.com
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Hi Tatsuo,

I noticed that current RPR patches allows to use PREV/NEXT anywhere in
> an SQL statement where normal functions are allowed. According to the
> standard, PREV/NEXT are only allowed in a DEFINE clause. Attached is a
> patch to follow the standard regarding PREV/NEXT.
>

Thanks for the patch! I applied it to my local branch and all
regression tests pass.

Best regards,
Henson

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