On 6 October 2016 at 16:47, Kevin Grittner <kgrittn@xxxxxxxxx> wrote: > I recommend using a transactional advisory lock to serialize these. Thanks Kevin, that does seem like the best (although not particularly pleasant) solution. Geoff -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general