Message-ID: <317737de0911021735m268e399ajf1f533855793de6d@mail.gmail.com>
Date: 2009-11-03T01:35:10Z
From: Jorge Ivan Velez
Subject: How to exclude certain columns by column names?
In-Reply-To: <366c6f340911021731y5bccdad1oa406d04e38fa797a@mail.gmail.com>
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