Carsten Kropf <ckro...@fh-hof.de> writes:
> I read somewhere, that this can be solved by preparing a operator class for
> btree and passing a comparison function for equality there. I did this with
> the following lines:
> CREATE OPERATOR CLASS pointnd_btree_class
> DEFAULT FOR TYPE pointnd USING btree AS
> OPERATOR 3 =(pointnd, pointnd)
> ;
You need an actual, usable btree operator class, not one-sixth of one ...
this is lacking the other four operators and the support function.
regards, tom lane
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