On Wed, 2020-11-11 at 09:25 +0000, PG Doc comments form wrote:
> Table 9.54 in page
> https://www.postgresql.org/docs/current/functions-range.html states that the
> functions lower and upper return NULL if the requested bound is infinite. If
> the element type of the range contains the special values infinity and
> -infinity, this is not correct, as those values are returned if explicitly
> used as either bound.

+1

Perhaps it would be better to say

  NULL if the range is empty or has no lower/upper bound

Yours,
Laurenz Albe



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