Hi Mike
On Thu, 23 Aug 2001 09:08:39 -0600, Mike Finn wrote:
>Your routine is not working becase you have no body in your function.
Well done! It now works. I didn't need to drop the operator, since
there was nothing to drop. :-)
>
>The HACK below does work. I say HACK because
>a) this routine should really should be in C
> as it will executed billions of times when
> used in where clauses (but I am not a "C" programmer)
It's not a hack and it works fine with more than 10.000
datasets. But maybe C would be faster.
>b) I don't really understand the effects/implications
> of the commutator, negator, restrict, and join parameters
> (I simply copied them from your example, and the docs
> were a bit beyond me)
>
Just read the manual. The above is explained in detail.
>Maybe someone listening with a bit more pg savvy can help us out further.
Maybe :-)
regards
Johann
Johann Zuschlag
zuschlag@online.de
