Re: Statement.cancel() may cancel queries in the future

Is this something for 7.5?

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Tom Lane wrote:
> Oliver Jowett <oliver@opencloud.com> writes:
> > On Mon, Sep 15, 2003 at 12:01:47PM -0400, Tom Lane wrote:
> >> You could make things a lot closer to
> >> synchronous if you wait for the postmaster to drop the connection,
> >> instead.  That would guarantee that the postmaster has completed
> >> executing kill().  I suppose actual delivery of the signal to the
> >> backend might not have happened yet, but it's hard to believe that
> >> it could be postponed past the backend's next successful execution of
> >> recv().
>
> > That sounds reasonable. I'll put together a patch to do that.
>
> It looks like libpq has the same issue, as PQrequestCancel() does not
> wait around for the postmaster to drop the connection.  Anyone want
> to fix that?
>
>             regards, tom lane
>
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