Re: page x is unitialized

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Guerin <guerin(at)rentec(dot)com>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: page x is unitialized
Date: 2004-06-18 15:17:35
Message-ID: 20651.1087571855@sss.pgh.pa.us
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Michael Guerin <guerin(at)rentec(dot)com> writes:
> Tom Lane wrote:
>> It's not good. The least bad explanation is that you had a system crash
>> recently that occurred between extending a table by one page and filling
>> that page with useful data. (The page is filled with zeroes on creation.)

> Could this lead to the invalid page header problems that I've been
> having lately?

No, more the other way around. IIRC, "page n is uninitialized" is
VACUUM's report that it is fixing an invalid page header.

regards, tom lane

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