On 16 March 2017 at 19:52, Stas Kelvich <s.kelv...@postgrespro.ru> wrote:
> I’m working right now on issue with building snapshots for decoding prepared
> I hope I'll send updated patch later today.
What approach are you taking?
It looks like the snapshot builder actually does most of the work we
need for this already, maintaining a stack of snapshots we can use. It
might be as simple as invalidating the relcache/syscache when we exit
(and enter?) decoding of a prepared 2pc xact, since it violates the
usual assumption of logical decoding that we decode things strictly in
Craig Ringer http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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