Hi Zdenek,
Zdenek Kotala wrote:
It is not related to fork maps. The idea is to learn PostgreSQL process
to read old data page structures. It is part of in-place upgrade and it
was discussed on PGCon this year. You can see more info on
http://wiki.postgresql.org/wiki/In-place_upgrade
http://www.pgcon.org/2008/schedule/events/87.en.html
Ah, that's where the idea is coming from. Thanks for the pointers.
Regards
Markus Wanner
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