PG Bug reporting form <noreply@postgresql.org> writes:
> We have an application that uses a new feature COMMIT AND CHAIN, the
> application works generaly OK, but we have noticed that the pg_stat_database
> (xact_commit/xact_rollback) are not updated, as they are if we used
> BEGIN/COMMIT/BEGIN.
I can't reproduce that here. Indeed, in a quick check I'd say the
opposite: it looks like xact_commit advances twice where I'd only
have expected it to advance once.
regards, tom lane