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help / color / mirror / Atom feedFrom: Tender Wang <tndrwang@gmail.com>
To: Alexander Korotkov <aekorotkov@gmail.com>
Cc: Andrei Lepikhov <lepihov@gmail.com>
Cc: Kirill Reshke <reshkekirill@gmail.com>
Cc: Fujii Masao <masao.fujii@gmail.com>
Cc: ammmkilo@163.com
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #19435: Error: "No relation entry for relid 2" Triggered by Complex Join with Self-Referencing Tables
Date: Thu, 23 Apr 2026 16:26:48 +0800
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References: <19435-3cc1a87f291129f1@postgresql.org>
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Alexander Korotkov <aekorotkov@gmail.com> 于2026年4月22日周三 23:10写道：
>
> I have another approach about to deduplication of RestrictInfo's. The
> field, which differs in this case, is outer_relids. AFAICS,
> outer_relids and incompatible_relids serves as the restriction on what
> we can do with RestrictInfo. So, what we can do is to ignore both
> outer_relids and incompatible_relids during comparison, but compose a
> union of their values for remaining RestrictInfo. That means that
> remaining RestrictInfo will ancest all the restrictions, and that
> should be safe.
>
> What do you think?
It seems workable and safer than the previous solution.
--
Thanks,
Tender Wang
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Subject: Re: BUG #19435: Error: "No relation entry for relid 2" Triggered by Complex Join with Self-Referencing Tables
In-Reply-To: <CAHewXN=Oz1ACoGsUcSE5B2udK3bmfqHv4CsPKdvr4AbBRRMeCA@mail.gmail.com>
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