Search Postgresql Archives

Re: libpq sendQuery -- getResult not returning until all queries complete

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Dec 21, 2010 at 6:49 PM, Tom Lane <tgl@xxxxxxxxxxxxx> wrote:
> Merlin Moncure <mmoncure@xxxxxxxxx> writes:
>> hm, a pq_flush() after command completion putmessage in
>> backend/tcop/dest.c seems to fix the problem.  I'll send up a patch to
>> -hackers.  They might backpatch it, unless there is a good reason not
>> to do this (I can't think of any).
>
> If you just unconditionally flush there, it will result in an extra
> network message in the normal case where there's not another query
> to do.  The current code is designed not to flush until it sends
> ReadyForQuery.

yeah, I was looking at that.  I don't see an easy way to test if there
is another query waiting to execute right there.  Maybe a
documentation patch is in order :-).

merlin

-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux