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From: Rod Taylor <pg@rbt.ca>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-performance@postgresql.org, Veikko Mäkinen <veikko.makinen@ecom.fi>
Subject: Re: How does the transaction buffer work?
Date: Fri, 17 Jun 2005 01:05:15 -0400
Message-ID: <1118984715.78366.240.camel@home> (raw)
In-Reply-To: <15555.1118981289@sss.pgh.pa.us>
References: <42B1D2DE.4020709@ecom.fi>
	<15555.1118981289@sss.pgh.pa.us>

> Now of course this isn't Nirvana, you must pay somewhere ;-) and our
> weak spot is the need for VACUUM.  But you have no need to fear large
> individual transactions.

No need to fear long running transactions other than their ability to
stop VACUUM from doing what it's supposed to be doing, thus possibly
impacting performance.
-- 




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