Re: WIP: pre-upgrade page reservation - Mailing list pgsql-hackers

From Heikki Linnakangas
Subject Re: WIP: pre-upgrade page reservation
Date
Msg-id 4948B046.8020504@enterprisedb.com
Whole thread Raw
In response to WIP: pre-upgrade page reservation  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
Responses Re: WIP: pre-upgrade page reservation
List pgsql-hackers
Zdenek Kotala wrote:
> BTree space reservation is more complicated. 

Do you need to pre-reserve the space for b-tree? I think you can just 
split it at upgrade, in the new version. The problem with doing that for 
heaps is that to move a heap tuple you need to update the index 
pointers, but for indexes there's no such restriction.

--   Heikki Linnakangas  EnterpriseDB   http://www.enterprisedb.com


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