On Thu, Sep  4, 2014 at 12:52:14PM -0400, Robert Haas wrote:
> On Wed, Sep 3, 2014 at 6:24 PM, Bruce Momjian <br...@momjian.us> wrote:
> > On Fri, May  9, 2014 at 12:03:36PM -0400, Robert Haas wrote:
> >> On Thu, May 8, 2014 at 5:21 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> >> > Perhaps the text should be like this:
> >> >
> >> > The result is 1 if the termination message was sent; or in nonblocking
> >> > mode, this may only indicate that the termination message was 
> >> > successfully
> >> > queued.  (In nonblocking mode, to be certain that the data has been sent,
> >> > you should next wait for write-ready and call <function>PQflush</>,
> >> > repeating until it returns zero.)  Zero indicates that the function could
> >> > not queue the termination message because of full buffers; this will only
> >> > happen in nonblocking mode.  (In this case, wait for write-ready and try
> >> > the PQputCopyEnd call again.)  If a hard error occurs, -1 is returned; 
> >> > you
> >> > can use <function>PQerrorMessage</function> to retrieve details.
> >>
> >> That looks pretty good.   However, I'm realizing this isn't the only
> >> place where we probably need to clarify the language.  Just to take
> >> one example near at hand, PQputCopyData may also return 1 when it's
> >> only queued the data; it seems to try even less hard than PQputCopyEnd
> >> to ensure that the data is actually sent.
> >
> > Uh, where are we on this?
> 
> I think someone needs to take Tom's proposed language and make it into
> a patch.  And figure out which other functions in the documentation
> need similar updates.

OK, did David G Johnston email comments from today help here?

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + Everyone has their own god. +


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