Re: Getting the results columns before execution

Jan Wieck wrote:
> Tom Lane wrote:
> > Bruce Momjian <pgman@candle.pha.pa.us> writes:
> >> Tom Lane wrote:
> >>>> Are those exposed through the libpq interface?
> >>> 
> >>> No, because libpq doesn't really have any concept of prepared statements.
> >>> It would probably make sense to add some more API to libpq to allow
> >>> creation and interrogation of prepared statements, but no one's got
> >>> around to that yet.
> > 
> >> Uh, if libpq doesn't know about it, how is that information accessed?
> > 
> > That's exactly the problem...
> 
> Currently the only way to do that would be to have a user defined 
> function that calls SPI_prepare() with the query string and returns the 
> desired information to the client.

It was my understanding that the new protocol passes this information to
the cilent, right?

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