"Kevin Grittner" <Kevin.Grittner@wicourts.gov> writes:
> Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> No. See subtransactions.
> Subtransactions are included in snapshots?
Sure, see GetSnapshotData(). You could avoid it by setting
suboverflowed, but that comes at a nontrivial performance cost.
regards, tom lane