| From: | Zhang Mingli <zmlpostgres(at)gmail(dot)com> |
|---|---|
| To: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, John Naylor <jcnaylor(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: optimize lookups in snapshot [sub]xip arrays |
| Date: | 2022-07-26 01:50:07 |
| Message-ID: | CA348268-184A-431D-8F89-53D76B44CE91@gmail.com |
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| Lists: | pgsql-hackers |
> On Jul 26, 2022, at 03:04, Nathan Bossart <nathandbossart(at)gmail(dot)com> wrote:
>>
> From the discussion thus far, it seems there is interest in optimizing
> [sub]xip lookups, so I'd like to spend some time moving it forward. I
> think the biggest open question is which approach to take. Both the SIMD
> and hash table approaches seem viable, but I think I prefer the SIMD
> approach at the moment (see the last paragraph of quoted text for the
> reasons). What do folks think?
>
> --
> Nathan Bossart
> Amazon Web Services: https://aws.amazon.com
>
>
+1, I’m not familiar with SIMD, will try to review this patch.
Regards,
Zhang Mingli
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