Robert Haas <robertmh...@gmail.com> writes:
> Oh.  So do the indexes just degrade over time until they eventually
> need to be REINDEX'd?

At some point you might reach a state where a reindex would be helpful.
But the same is true of btrees.  I don't think this is a serious
objection, at least not unless backed by evidence that the tree often
degrades rapidly.  Anyway fixing it would be material for a different
patch.

                        regards, tom lane

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