On 8/17/16 7:56 PM, Michael Paquier wrote: > On Thu, Aug 18, 2016 at 1:35 AM, Alvaro Herrera > <[email protected]> wrote: >> I don't remember how pg_snapshot works, but it's probably fine >> to start with an empty subdir (is it possible to export a snapshot from >> a prepared transaction?) > > From xact.c: > /* > * Likewise, don't allow PREPARE after pg_export_snapshot. This could be > * supported if we added cleanup logic to twophase.c, but for now it > * doesn't seem worth the trouble. > */ > if (XactHasExportedSnapshots()) > ereport(ERROR, > (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), > errmsg("cannot PREPARE a transaction that has exported snapshots"))); > So that's fine.
Thank you for tracking that down, Michael. -- -David [email protected] -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
