Re: Row pattern recognition

From: Tatsuo Ishii <ishii(at)postgresql(dot)org>
To: assam258(at)gmail(dot)com
Cc: jian(dot)universality(at)gmail(dot)com, zsolt(dot)parragi(at)percona(dot)com, sjjang112233(at)gmail(dot)com, 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, li(dot)evan(dot)chao(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Row pattern recognition
Date: 2026-05-05 09:42:28
Message-ID: 20260505.184228.594389150715346967.ishii@postgresql.org
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Hi Henson,

> The outer-parentheses pattern appears in 17 ereport() calls in
> parse_rpr.c and 2 in optimizer/plan/rpr.c. All 19 sites will be
> cleaned up in the next series.

I see them in gram.y as well. See attached patch.

> Jian, I will review your other patches as well.
>
> Best,
> Henson

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