Get the offset of a tuple inside a table

From: Pei He <hepeimail(at)gmail(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Get the offset of a tuple inside a table
Date: 2010-09-21 21:02:53
Message-ID: AANLkTiksU2kiKXfyePjuGLYSLGiaK7Uwenif26W_uSSX@mail.gmail.com
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Hi,
When I using an index scan, can I get the offset of the tuple in the table?

Thanks
--
Pei

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