Re: Does exclusive locking improve performance?

From: Stephen Frost <sfrost(at)snowman(dot)net>
To: Jeremy Palmer <JPalmer(at)linz(dot)govt(dot)nz>
Cc: "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Does exclusive locking improve performance?
Date: 2011-02-17 05:18:35
Message-ID: 20110217051835.GU4116@tamriel.snowman.net
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* Jeremy Palmer (JPalmer(at)linz(dot)govt(dot)nz) wrote:
> In normal circumstances does locking a table in access exclusive mode improve insert, update and delete operation performance on that table.
>
> Is MVCC disabled or somehow has less work to do?

MVCC certainly isn't disabled. Does it have less work to do? That's a
bit harder to say but my guess is "not so much that you'd actually be
able to notice it."..

Thanks,

Stephen

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