On Fri, Nov 30, 2012 at 6:55 PM, Andres Freund <andres(at)2ndquadrant(dot)com>wrote:
>
>
> Hm? It doesn't move the page contents around but it moves the ItemId
> array during completely normal operation (c.f. needshuffle in
> PageAddItem). Or am I missing something?
>
>
I think that probably only used for non-heap pages. For heap pages, it just
doesn't make sense to shuffle the ItemId array. That would defeat the
entire purpose of having them in the first place.
Thanks,
Pavan
--
Pavan Deolasee
http://www.linkedin.com/in/pavandeolasee