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help / color / mirror / Atom feedFrom: Richard Guo <[email protected]>
To: Amit Langote <[email protected]>
Cc: Etsuro Fujita <[email protected]>
Cc: Matheus Alcantara <[email protected]>
Cc: Ayush Tiwari <[email protected]>
Cc: Rafia Sabih <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: Amit Langote <[email protected]>
Subject: Re: BUG #19484: Segmentation fault triggered by FDW
Date: Wed, 24 Jun 2026 11:23:12 +0900
Message-ID: <CAMbWs4-hBR6H3AEv1LkcnRt04Q4zgVVUeOqmA6-W=DSP65s3Xw@mail.gmail.com> (raw)
In-Reply-To: <CA+HiwqEhe7-v5Q0-oOoW3RaO4voYcGK-JfinbYEWXwutDGSOtQ@mail.gmail.com>
References: <[email protected]>
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On Wed, Jun 24, 2026 at 10:43 AM Amit Langote <[email protected]> wrote:
> If we’d rather avoid it, I have a no-field alternative for REL_18: show_modifytable_info() is the only reader of the re-indexed list, and it can recompute the mapping from node->resultRelations and node->fdwPrivLists, both plan-ordered and untouched by pruning.
This sounds like a nice solution. Since show_modifytable_info() is
only used for EXPLAIN, I guess the recompute overhead on the
re-indexed list should be fine.
- Richard
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Subject: Re: BUG #19484: Segmentation fault triggered by FDW
In-Reply-To: <CAMbWs4-hBR6H3AEv1LkcnRt04Q4zgVVUeOqmA6-W=DSP65s3Xw@mail.gmail.com>
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