Tuple changes from relfilenodes

From: Łukasz Brodziak <lukasz(dot)brodziak(at)hotmail(dot)com>
To: <pgsql-admin(at)postgresql(dot)org>
Subject: Tuple changes from relfilenodes
Date: 2010-08-27 12:50:48
Message-ID: SNT125-W2321CA0976D766C95D975DF9860@phx.gbl
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Hello,

Just want to confirm something. I heard that data files containing tables also keep information on tuple(row) changes so is it true and if so how to get this data from the files?

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