| From: | Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com> |
|---|---|
| To: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
| Cc: | Manni Wood <manni(dot)wood(at)enterprisedb(dot)com>, KAZAR Ayoub <ma_kazar(at)esi(dot)dz>, Neil Conway <neil(dot)conway(at)gmail(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Shinya Kato <shinya11(dot)kato(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Speed up COPY FROM text/CSV parsing using SIMD |
| Date: | 2026-02-23 09:10:44 |
| Message-ID: | CAN55FZ3cBN_TncLVWyXAKm-KfewguN1AUjyRhoR6zL_QCxHh7A@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hi,
On Fri, 20 Feb 2026 at 21:15, Nathan Bossart <nathandbossart(at)gmail(dot)com> wrote:
>
> Yeah, the couple of small regressions seem close to (or below) the noise
> level, and IIUC yours were the only benchmarks that showed them, anyway.
> Plus, I think we'll need this change regardless as a prerequisite for the
> SIMD work.
>
> > Thank you both for the benchmarks. Results look good to me!
>
> Committed that part.
Thank you! Attaching the SIMD patch only.
--
Regards,
Nazir Bilal Yavuz
Microsoft
| Attachment | Content-Type | Size |
|---|---|---|
| v10-0001-Speed-up-COPY-FROM-text-CSV-parsing-using-SIMD.patch | text/x-patch | 7.7 KB |
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