Bill Studenmund <[EMAIL PROTECTED]> writes:
> Do any of the access methods really support using non-binary operators?
Whether they do today is not the question. The issue is whether they
could --- and they certainly could.
> Oh gross. I just looked at contrib/intarray, and it defines two entries in
> pg_amop for amopstrategy number 20. They do happen to be commutators of
> each other. Look for the @@ and ~~ operators.
> Wait a second, how can you do that? Doesn't that violate
> pg_amop_opc_strategy_index ?
It sure does, but running the script shows that the second insert
doesn't try to insert any rows. There's no entry in the temp table
for ~~ because its left and right operands are not the types the
SELECT/INTO is looking for.
This is evidently a bug in the script. Oleg?
regards, tom lane
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