On Tue, 29 Mar 2005, Tom Lane wrote:

> Stephan Szabo <[EMAIL PROTECTED]> writes:
> > If there were some way to pass a "limit" into SPI_prepare that was treated
> > similarly to a LIMIT clause for planning purposes but didn't actually
> > change the output plan to only return that number of rows, we could use
> > that.
> Hmm ... the planner does have the ability to do that sort of thing (we
> use it for cursors).  SPI_prepare doesn't expose the capability.
> Perhaps adding a SPI_prepare variant that does expose it would be the
> quickest route to a solution.
> I get a headache every time I look at the RI triggers ;-).  Do they

Me too, honestly.

> always know at the time of preparing a plan which way it will be used?

I believe so.  I think each saved plan pretty much lives for a single
trigger type/argument set and is basically used in only one place.

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