From: Tom Lane <tgl@sss.pgh.pa.us>
To: etulsky@gmail.com
Cc: pgsql-docs@postgresql.org
Subject: Re: Example for intersection operator is wrong
Date: Thu, 14 Jul 2016 13:36:54 -0400
Message-ID: <8266.1468517814@sss.pgh.pa.us> (raw)
In-Reply-To: <20160714162812.1425.65054@wrigleys.postgresql.org>
References: <20160714162812.1425.65054@wrigleys.postgresql.org>
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etulsky@gmail.com writes:
> The following documentation comment has been logged on the website:
> Page: https://www.postgresql.org/docs/9.2/static/functions-range.html
> Description:
> On the page https://www.postgresql.org/docs/9.2/static/functions-range.html
> it gives an example for the intersection of range (5,15) and range (10,20)
> as [10,15). But 10 isn't included in the second range; the actual output of
> this operator is [11,15).
Uh, no, it isn't:
regression=# select int8range(5,15) * int8range(10,20);
?column?
----------
[10,15)
(1 row)
You'd be correct if int8range(10,20) produced '(10,20)', but it produces
'[10,20)'.
regards, tom lane
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To: pgsql-docs@postgresql.org
Cc: tgl@sss.pgh.pa.us, etulsky@gmail.com
Subject: Re: Example for intersection operator is wrong
In-Reply-To: <8266.1468517814@sss.pgh.pa.us>
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