Re: BUG #18377: Assert false in "partdesc->nparts >= pinfo->nparts", fileName="execPartition.c", lineNumber=1943

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От David Rowley
Тема Re: BUG #18377: Assert false in "partdesc->nparts >= pinfo->nparts", fileName="execPartition.c", lineNumber=1943
Дата
Msg-id CAApHDvrGJ5K-cgMFLbfOUp_QAZhVb9CnQisygtvSoZG7X1wO7w@mail.gmail.com
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Ответ на BUG #18377: Assert false in "partdesc->nparts >= pinfo->nparts", fileName="execPartition.c", lineNumber=1943  (PG Bug reporting form <noreply@postgresql.org>)
Ответы Re: BUG #18377: Assert false in "partdesc->nparts >= pinfo->nparts", fileName="execPartition.c", lineNumber=1943  (Alvaro Herrera <alvherre@alvh.no-ip.org>)
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On Tue, 5 Mar 2024 at 20:17, PG Bug reporting form
<noreply@postgresql.org> wrote:
> 1943                            Assert(partdesc->nparts >= pinfo->nparts);
> (gdb) p partdesc->nparts
> $1 = 1
> (gdb) p pinfo->nparts
> $2 = 2

The following comment says this shouldn't happen, but apparently it can:

* Because we request detached partitions to be included, and
* detaching waits for old transactions, it is safe to assume that
* no partitions have disappeared since this query was planned.

Added Álvaro as he knows this area best.

David

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