Re: [webmaster] Documentation Error: Ceiling, Floor

Lists: pgsql-docs
From: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
To: "patrick s(dot)" <patrick_gis(at)gmx(dot)net>
Cc: webmaster(at)postgresql(dot)org, pgsql-core(at)postgresql(dot)org, pgsql-docs(at)postgresql(dot)org
Subject: Re: [webmaster] Documentation Error: Ceiling, Floor
Date: 2016-05-03 14:38:44
Message-ID: [email protected]
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Hi Patrick,

> On May 3, 2016, at 5:00 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>
> Dear PostgreSQL developers and webmasters
>
> It appears that the documentation of the mathematical functions "ceiling" and "floor" are wrong (inverted).
>
> result is correct and as one would expect::
> select ceiling(43.8); =>44
> select floor(43.8); =>43
>
> documentation is misleading:
> select ceiling(43.8); =>43
> select floor(43.8); =>44
>
> found in:
> http://www.postgresql.org/docs/9.1/static/functions-math.html
> http://www.postgresql.org/docs/7.4/static/functions-math.html

This should be sent to pgsql-docs (which I have CC’d)

Thanks!

Jonathan


From: "patrick s(dot)" <patrick_gis(at)gmx(dot)net>
To: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
Cc: webmaster(at)postgresql(dot)org, pgsql-core(at)postgresql(dot)org, pgsql-docs(at)postgresql(dot)org
Subject: Re: [webmaster] Documentation Error: Ceiling, Floor
Date: 2016-05-03 14:52:36
Message-ID: [email protected]
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Thanks, Jonathan

Didn't see whom to contact on the PG-Pages, but wanted to help.

Cheers, P

On 03.05.2016 16:38, Jonathan S. Katz wrote:
> Hi Patrick,
>
>> On May 3, 2016, at 5:00 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>>
>> Dear PostgreSQL developers and webmasters
>>
>> It appears that the documentation of the mathematical functions "ceiling" and "floor" are wrong (inverted).
>>
>> result is correct and as one would expect::
>> select ceiling(43.8); =>44
>> select floor(43.8); =>43
>>
>> documentation is misleading:
>> select ceiling(43.8); =>43
>> select floor(43.8); =>44
>>
>> found in:
>> http://www.postgresql.org/docs/9.1/static/functions-math.html
>> http://www.postgresql.org/docs/7.4/static/functions-math.html
> This should be sent to pgsql-docs (which I have CC’d)
>
> Thanks!
>
> Jonathan
>


From: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
To: "patrick s(dot)" <patrick_gis(at)gmx(dot)net>
Cc: webmaster(at)postgresql(dot)org, pgsql-core(at)postgresql(dot)org, pgsql-docs(at)postgresql(dot)org
Subject: Re: [webmaster] Documentation Error: Ceiling, Floor
Date: 2016-05-03 15:15:08
Message-ID: [email protected]
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Lists: pgsql-docs

Hi Patrick,

> On May 3, 2016, at 10:52 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>
> Thanks, Jonathan
>
> Didn't see whom to contact on the PG-Pages, but wanted to help.
>
> Cheers, P

Not a problem! I wanted to make sure the correct people saw it :-)

Best,

Jonathan

> On 03.05.2016 16:38, Jonathan S. Katz wrote:
>> Hi Patrick,
>>
>>> On May 3, 2016, at 5:00 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>>>
>>> Dear PostgreSQL developers and webmasters
>>>
>>> It appears that the documentation of the mathematical functions "ceiling" and "floor" are wrong (inverted).
>>>
>>> result is correct and as one would expect::
>>> select ceiling(43.8); =>44
>>> select floor(43.8); =>43
>>>
>>> documentation is misleading:
>>> select ceiling(43.8); =>43
>>> select floor(43.8); =>44
>>>
>>> found in:
>>> http://www.postgresql.org/docs/9.1/static/functions-math.html
>>> http://www.postgresql.org/docs/7.4/static/functions-math.html
>> This should be sent to pgsql-docs (which I have CC’d)
>>
>> Thanks!
>>
>> Jonathan
>>
>


From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
Cc: "patrick s(dot)" <patrick_gis(at)gmx(dot)net>, pgsql-docs(at)postgresql(dot)org
Subject: Re: [webmaster] Documentation Error: Ceiling, Floor
Date: 2016-05-03 15:26:16
Message-ID: [email protected]
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[ trimming 100%-inappropriate crossposts ]

> On May 3, 2016, at 5:00 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>> documentation is misleading:
>> select ceiling(43.8); =>43
>> select floor(43.8); =>44
>>
>> found in:
>> http://www.postgresql.org/docs/9.1/static/functions-math.html
>> http://www.postgresql.org/docs/7.4/static/functions-math.html

AFAICS, those examples refer to -43.8 not 43.8, and are quite correct.

regards, tom lane


From: "patrick s(dot)" <patrick_gis(at)gmx(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
Cc: pgsql-docs(at)postgresql(dot)org
Subject: Re: [webmaster] Documentation Error: Ceiling, Floor
Date: 2016-05-03 15:36:00
Message-ID: [email protected]
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Thanks, Tom.

Can confirm this. My error was that examples for "round" are using
positive values and examples of "ceiling"/"floor" are using negative
ones. Maybe misleading on a fast look.

Sorry for wasting your time, guys!

Patrick

On 03.05.2016 17:26, Tom Lane wrote:
> [ trimming 100%-inappropriate crossposts ]
>
>> On May 3, 2016, at 5:00 AM, patrick s. <patrick_gis(at)gmx(dot)net> wrote:
>>> documentation is misleading:
>>> select ceiling(43.8); =>43
>>> select floor(43.8); =>44
>>>
>>> found in:
>>> http://www.postgresql.org/docs/9.1/static/functions-math.html
>>> http://www.postgresql.org/docs/7.4/static/functions-math.html
> AFAICS, those examples refer to -43.8 not 43.8, and are quite correct.
>
> regards, tom lane