On Thu, 2009-12-31 at 15:41 +0100, Joachim Wieland wrote:
> I still think that we should have three transaction cancel modes, one
> to cancel an idle transaction, another one to cancel a running query
> and a third one that just cancels the transaction regardless of it
> being idle or not. This last one is what you are implementing now, and
> it is what HS wants to do.
pg_cancel_backend() is currently conditional on whether a statement is
active or not, so should really be called pg_cancel_if_active(). What
people want is an unconditional way to stop a transaction. I don't see
the need for 3 modes (and that has nothing to do with HS).
-- Simon Riggs www.2ndQuadrant.com