pg_dump after transaction id wraparound failure

From: "Michael L(dot) Boscia" <mikeboscia(at)gmail(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: pg_dump after transaction id wraparound failure
Date: 2006-05-15 18:44:01
Message-ID: 45caccdc0605151144t5ef60c77ie25ed784586b7051@mail.gmail.com
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Hello-

I currently have a 1.4 TB database (pg version 7.4.8) that is experiencing
transaction id wraparound. I plan to pg_dump the database and initdb and
reload. I may reload into an 8.1 database at this time.

I am curious how to make sure that I indeed get all the data out of the
tables from a pg_dump. I want to ensure that there would not be anything
"hidden" by the transaction id wraparound failure.

My current plan is selectively dump a portion of the data (most current,
organized in tables by date ex xxx_2006_may) and reload. I plan to vaccuum
each table before dumping. Please warn me if this is not enough. Any
assistance is greatly appreciated.

Mike
--
Mike Boscia
mikeboscia at gmail dot com

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