Pavan Deolasee <pavan.deolasee@gmail.com> writes:
> If client is running a ROLLBACK statement and sends a statement cancel
> signal to the server and if the cancel signal gets processed after the
> transaction AbortTransaction() is completed, but before
> CleanupTransaction() is called, I think the server may try to ABORT the
> transaction again,
This should be okay. If you can demonstrate a case where it causes
problems, that would be a bug to fix, but I don't think it's likely
to be anything fundamental.
regards, tom lane