"Jonah H. Harris" <jonah(dot)harris(at)gmail(dot)com> writes:
> On Thu, Oct 30, 2008 at 10:33 AM, Zdenek Kotala <Zdenek(dot)Kotala(at)sun(dot)com> wrote:
>> Please, DO NOT MOVE position of page version in PageHeader structure! And
>> PG_PAGE_LAYOUT_VERSION should be bump to 5.
> Umm, any in-place upgrade should be capable of handling changes to the
> page header.
Well, yeah, but it has to be able to tell which version it's dealing
with. I quite agree with Zdenek that keeping the version indicator
in a fixed location is appropriate.
regards, tom lane