* Robert Haas (robertmh...@gmail.com) wrote: > Also, you're not really going to get the whole benefit unless you can > somehow manage to mark the pages PD_ALL_VISIBLE and set the visibility > map bits. Without that, the next vacuum is going to dirty the whole > heap anyway. Granted that's a bit better than having the next scan do > it.
If the premise that we can do just-about-whatever with the relation (and
any sub-components, TOAST table, visibility map, etc) since it was
created in the same transaction and therefore isn't visible outside,
then I don't think that setting the visibility map bits would be a
problem..
Thanks,
Stephen
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