Re: [PATCHES] Last infomask bit

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От Heikki Linnakangas
Тема Re: [PATCHES] Last infomask bit
Дата
Msg-id 45A4B1AF.1030704@enterprisedb.com
обсуждение исходный текст
Ответ на Re: [PATCHES] Last infomask bit  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: [pgsql-patches] [PATCHES] Last infomask bit  (Tom Lane <tgl@sss.pgh.pa.us>)
Re: [PATCHES] Last infomask bit  (Bruce Momjian <bruce@momjian.us>)
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Bruce Momjian wrote:
> Tom Lane wrote:
>> Bruce Momjian <bruce@momjian.us> writes:
>>> Patch applied.  Thanks.
>>> I added a comment about the unused bits in the header file.
>> Has anyone bothered to measure the overhead added by having to mask to
>> fetch or store the natts value?  This is not a zero-cost improvement.
>
> SHOW ALL has:
>
>    log_temp_files                  | -1                             | Log the use of temporary files larger than th
>
> and pg_settings has:
>
>    log_temp_files    | -1      | kB  | Reporting and Logging / What to Log
>
> Looks OK to me.

What? I'm completely lost here. What does log_temp_files have to do with
the bits on the tuple header?

--
   Heikki Linnakangas
   EnterpriseDB   http://www.enterprisedb.com

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