Re: vacuumdb changes for stats import/export

On Mon, Jul 28, 2025 at 09:22:29AM -0700, David G. Johnston wrote:
> Makes sense.  This does beg the question - what happens if a column is left
> with a lower statistics target than what would be applied during an
> analyze, but one is present?  I don´t see where the statistics target is
> saved anywhere.  Can we start recording that piece of data and teach
> analyze in stages to just never go backwards - reporting any it had to skip
> to adhere to that rule.  Seems like a better policy than missing-only.

That would involve changing the behavior of an existing option, which has
thus far been strongly opposed [0], for what strikes me as a reasonably
uncommon situation.  Plus, --missing-stats-only may be useful in other
situations.

[0] https://postgr.es/m/Z6KKHX9PZkB19lAK%40nathan

-- 
nathan