Re: [HACKERS] SendRowDescriptionMessage() is slow for queries with a lot of columns

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От Andres Freund
Тема Re: [HACKERS] SendRowDescriptionMessage() is slow for queries with a lot of columns
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Msg-id 9691A673-3883-48EB-9CB0-B46507C6003F@anarazel.de
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Ответ на Re: [HACKERS] SendRowDescriptionMessage() is slow for queries with alot of columns  (Andres Freund <andres@anarazel.de>)
Ответы Re: [HACKERS] SendRowDescriptionMessage() is slow for queries with alot of columns  (Michael Paquier <michael.paquier@gmail.com>)
Список pgsql-hackers

On September 27, 2017 9:06:49 PM PDT, Andres Freund <andres@anarazel.de> wrote:
>On 2017-09-28 00:01:53 -0400, Tom Lane wrote:
>> Andres Freund <andres@anarazel.de> writes:
>> > Attached is an extension of the already existing pg_bswap.h that
>> > a) adds 16 bit support
>> > b) moves everything to inline functions, removing multiple
>evaluation
>> >    hazards that were present everywhere.
>> > c) adds pg_nto{s,l,ll} and pg_hton{s,l,ll} wrappers that only do
>work
>> >    if necessary.
>>
>> Could we please not perpetuate the brain-dead "s" and "l" suffixes
>> on these names?  Given the lack of standardization as to how long
>> "long" is, that's entirely unhelpful.  I'd be fine with names like
>> pg_ntoh16/32/64 and pg_hton16/32/64.
>
>Yes. I'd polled a few people and they leaned towards those. But I'm
>perfectly happy to do that renaming.

If somebody wants to argue for replacing hton/ntoh with {to,from}big or *be, now's the time.

Andres
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