Re: Delay locking partitions during query execution

From: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
To: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Delay locking partitions during query execution
Date: 2019-01-12 10:42:38
Message-ID: CAKJS1f8Q0FvNhSy8+=+ruSXoe_t8_8XP6e_YMCsaJL_81EGaUQ@mail.gmail.com
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On Tue, 4 Dec 2018 at 00:42, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> wrote:
> Over here and along similar lines to the above, but this time I'd like
> to take this even further and change things so we don't lock *any*
> partitions during AcquireExecutorLocks() and instead just lock them
> when we first access them with ExecGetRangeTableRelation().

I've attached a rebase version of this. The previous version
conflicted with some changes made in b60c397599.

--
David Rowley http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

Attachment Content-Type Size
v2-0001-Allow-lock-acquisitions-for-partitions-to-be-dela.patch application/octet-stream 13.1 KB

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