Re: [patch] BUG #19558: User-defined prefix operators "|" and "->" no longer parse in 19beta2 (SQL/PGQ grammar change)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Pierre Forstmann <pierre(dot)forstmann(at)gmail(dot)com>
Cc: pierre(at)senellart(dot)com, pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: [patch] BUG #19558: User-defined prefix operators "|" and "->" no longer parse in 19beta2 (SQL/PGQ grammar change)
Date: 2026-07-18 15:42:39
Message-ID: 11151.1784389359@sss.pgh.pa.us
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Pierre Forstmann <pierre(dot)forstmann(at)gmail(dot)com> writes:
> I propose following patch that adds missing grammar rules:

Why are you promoting these to UMINUS binding precedence?
AFAICS they would have had Op precedence before v19
(and still do, as binary operators).

regards, tom lane

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