On 21 November 2011 18:18, Jason Long <mailing.lists@xxxxxxxxxxxxxxxx> wrote: > My customer requested some supply forecasting to see when there will be a > surplus or shortage of parts based on delivery dates and production dates > that will require these items. Take a look at http://en.wikipedia.org/wiki/Newsvendor_model -- Peter Geoghegan http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training and Services -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general