Re: [COMMITTERS] pgsql: Mark pg_start_backup and pg_stop_backup as parallel-restricted.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: David Steele <david(at)pgmasters(dot)net>
Cc: Magnus Hagander <magnus(at)hagander(dot)net>, Stephen Frost <sfrost(at)snowman(dot)net>, Robert Haas <rhaas(at)postgresql(dot)org>, pgsql-committers <pgsql-committers(at)postgresql(dot)org>
Subject: Re: [COMMITTERS] pgsql: Mark pg_start_backup and pg_stop_backup as parallel-restricted.
Date: 2020-06-25 15:17:20
Message-ID: 2272417.1593098240@sss.pgh.pa.us
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David Steele <david(at)pgmasters(dot)net> writes:
> I'm looking at this as more than a fix for 9.6. I can't see any reason
> for the backup control session to run queries in parallel and possibly
> use more resources, so parallelism is disabled for all versions that
> support it.

Post-9.6, these functions are correctly marked as parallel-restricted,
so there really shouldn't be an issue.

regards, tom lane

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