Re: Unable to open large object.

> you *must* repeat PQgetResult until you get NULL before
> any other command can be issued on that connection.
Hmm, I understand the behaviour.

Thank you for your reply!

Tom Lane wrote:
> Yuichi Tanaka <yuichi_tanaka(at)cybozu(dot)co(dot)jp> writes:
> > Do I always have to call PQgetResult until this function returns NULL pointer?
>
> Yes. Failing to do that is an erroneous use of PQsendQuery, and it has
> nothing particularly to do with large objects. Once you've done
> PQsendQuery, you *must* repeat PQgetResult until you get NULL before
> any other command can be issued on that connection.
>
> regards, tom lane
>
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----
Yuichi Tanaka (yuichi_tanaka(at)cybozu(dot)co(dot)jp)