Brook Milligan <brook@biology.nmsu.edu> writes:
> Somehow there has to be a mechanism for atomically asserting locks on
> more than one table.
(scratches head reflectively...) y'know, thirty years ago there were
a bunch of smart people writing PhD theses about this type of issue.
I've got to think it's been a solved problem for a long time. Seems
like someone should go spend a long afternoon in a university library
and dig up the answer.
regards, tom lane