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Re: WAL, xl_heap_insert and tuple oid mystry - Mailing list pgsql-hackers

From Greg Stark
Subject Re: WAL, xl_heap_insert and tuple oid mystry
Date
Msg-id BANLkTik+BrxJ1BfUNjX3WVWYannkddf4aA@mail.gmail.com
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In response to Re: WAL, xl_heap_insert and tuple oid mystry  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Responses Re: WAL, xl_heap_insert and tuple oid mystry  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Tue, Apr 12, 2011 at 7:55 AM, Heikki Linnakangas
<heikki.linnakangas@enterprisedb.com> wrote:
> Maybe the WAL record you're looking at is a full-page image? A record with a
> full-page image includes a verbatim copy of the page, and the individual
> tuple is omitted in that case.
>

It is? I thought full page images were only in addition to, not
instead of any data in the record. Doesn't pg_lesslog depend on this?

-- 
greg

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