On Mon, 2003-11-03 at 18:19, Tom Lane wrote:
> Hard to tell.  Since I haven't seen any evidence that equal() on lists
> is a particular hotspot, I'd lean against adding complexity and
> maintenance burden here.

Ok, I agree -- probably not worth doing, then.

> I have already done something much like this in a few hotspots using the
> FastList structure.  But notationally, it's a pain in the neck compared
> to the existing List code.  If you can think of a way to implement this
> without adding a lot of notational cruft, I'd sure be for it.

Which specific notational capabilities did you have in mind? i.e. is it
just something like 'foreach' loop syntax sugar, or something else in


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