On 2019-Jul-25, Yuri Niyazov wrote:
> all the tables have a very reasonable age, but the database itself still
> has an age approaching two billion. So, what do we do now?
I think vacuuming any table will update the database age. For instance,
try creating an empty table and do "vacuum freeze" on it.
> Were we wrong to truncate and drop this unneeded table without letting
> a vacuum on it finish?
That seems an appropriate measure to have taken You just need to have
the system figure out that it's gone.
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Álvaro Herrera https://www.2ndQuadrant.com/
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