Re: Is upper_inc ever true for dateranges?

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Ken Tanzer <ken(dot)tanzer(at)gmail(dot)com>
Cc: PG-General Mailing List <pgsql-general(at)postgresql(dot)org>
Subject: Re: Is upper_inc ever true for dateranges?
Date: 2020-07-28 21:23:55
Message-ID: CAKFQuwai8tKghXz87ctxx9WFEwMqpbH4_j2vWnhXudmYx-y2hw@mail.gmail.com
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On Tue, Jul 28, 2020 at 2:19 PM Ken Tanzer <ken(dot)tanzer(at)gmail(dot)com> wrote:

> So here's my question. Will the upper_inc function always return false
> for a non-null daterange? And if so, what's the point of the function?
> And/or is it different for other kinds of ranges?
>

Ranges over discrete types are always canonicalized while ranges over
non-discrete types (i.e., float) cannot.

David J.

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