Re: PATCH: CreateComments: use explicit indexing for ``values''

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От Robert Haas
Тема Re: PATCH: CreateComments: use explicit indexing for ``values''
Дата
Msg-id BANLkTi=iK7ixy=bBTN=okdJuz2PGQyR_Yg@mail.gmail.com
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Ответ на Re: PATCH: CreateComments: use explicit indexing for ``values''  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
On Tue, Jun 14, 2011 at 10:30 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
>> Excerpts from richhguard-monotone's message of lun jun 13 16:10:17 -0400 2011:
>>> Do you have any advice of how to handle the inner loops, such as those initializing ``stakindN''. The entries
beforecan be handled just like in this patch, by using the symbolic constants. 
>
>> Based on Tom's comments, I'd submit the patch without that bit, at least
>> as a first step.
>
> He already did no?
>
> I did think of a possible way to rewrite update_attstats: instead of
>
>        for (k = 0; k < STATISTIC_NUM_SLOTS; k++)
>        {
>            values[i++] = ObjectIdGetDatum(stats->staop[k]);    /* staopN */
>        }
>
> do
>
>        for (k = 0; k < STATISTIC_NUM_SLOTS; k++)
>        {
>            values[Anum_pg_statistic_staop1 - 1 + k] = ObjectIdGetDatum(stats->staop[k]);
>        }
>
> etc.  However, it's not clear to me whether this is really an
> improvement.  Opinions?

I don't care that much, but IMV that's just gilding the lily.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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