How fair is SELECT FOR UPDATE ?

From: Csaba Nagy <nagy(at)ecircle-ag(dot)com>
To: Postgres general mailing list <pgsql-general(at)postgresql(dot)org>
Subject: How fair is SELECT FOR UPDATE ?
Date: 2005-10-19 16:24:14
Message-ID: 1129739054.27587.136.camel@coppola.muc.ecircle.de
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Hi all,

I wonder how fair is the lock allocation of SELECT FOR UPDATE ?
Is it fair, i.e. the first transaction which requested the lock will get
it, or it is possible that new requests are served quicker ?

TIA,
Csaba.

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