Michael helped me with a few similar threads recently. One of them is here:
https://groups.google.com/forum/#!topic/sqlalchemy/Vw1iBXSLibI That uses a "last 5" correlated subquery, but you could modify that to be max-1 and uselist=false -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sqlalchemy+unsubscr...@googlegroups.com. To post to this group, send email to sqlalchemy@googlegroups.com. Visit this group at https://groups.google.com/group/sqlalchemy. For more options, visit https://groups.google.com/d/optout.
