Jordan Deitch <> writes:
> I would like to remove records from a time series table older than a
> certain age. My understanding of current standard practice is to configure
> an external scheduler like cron to perform the deletion.
> My proposal is to allow clients to register functions on the tail end of
> the autovacuum sequence.

There's already a mechanism for writing custom background workers.
I doubt that adding random user-defined stuff to what autovacuum has
to do is a better idea; that will mostly make autovac scheduling even
harder than it is now.

                        regards, tom lane

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