| From: | Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Julien Tachoires <julmon(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Japin Li <japinli(at)hotmail(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: SUBTRANS: Minimizing calls to SubTransSetParent() |
| Date: | 2022-11-29 12:49:35 |
| Message-ID: | CANbhV-GWuiMfr-ScLVBsT-1ca6NTdSZJchZbC=dcDNetgbej7Q@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, 17 Nov 2022 at 17:29, Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com> wrote:
> (yes, the last line shows x10 performance patched, that is not a typo)
New version of patch, now just a one-line patch!
Results show it's still a good win for XidInMVCCSnapshot().
--
Simon Riggs http://www.EnterpriseDB.com/
| Attachment | Content-Type | Size |
|---|---|---|
| subtrans_points_to_topxid.v13.patch | application/octet-stream | 558 bytes |
| pg15-subtrans-minimal-patch.png | image/png | 99.1 KB |
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