Robert Haas <robertmh...@gmail.com> writes:
> Another possibly-useful thing about mandating a full page header for
> every page is that it might give us a way of avoiding unnecessary full
> page writes. As I wrote previously:
Could we do that via a bufmgr status bit, instead? Heikki's idea has
the merit that it actually reduces bufmgr's knowledge of page headers,
rather than increasing it (since a buffer marked UNLOGGED would need
no assumptions at all about its content).
regards, tom lane
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