| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Amit Langote <amitlangote09(at)gmail(dot)com> |
| Cc: | Justin Pryzby <pryzby(at)telsasoft(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: PG 14 release notes, first draft |
| Date: | 2021-05-13 14:59:48 |
| Message-ID: | 20210513145948.GH11075@momjian.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Thu, May 13, 2021 at 02:46:58PM +0900, Amit Langote wrote:
> How about writing the 2nd line instead as:
>
> Updates/deletes on partitioned tables can now use execution-time
> partition pruning.
>
> We don't seem to use the term "run-time pruning" anywhere else in the
> documentation, and "pruning of updates/deletes" sounds strange.
Good point, updated text:
<listitem>
<!--
Author: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2021-03-31 [86dc90056] Rework planning and execution of UPDATE and DELETE.
Author: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2021-04-06 [a1115fa07] Postpone some more stuff out of ExecInitModifyTable.
Author: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2021-04-06 [c5b7ba4e6] Postpone some stuff out of ExecInitModifyTable.
-->
<para>
Improve the performance of updates/deletes on partitioned tables
when only a few partitions are affected (Amit Langote, Tom Lane)
</para>
<para>
This also allows updates/deletes on partitioned tables to use
execution-time partition pruning.
</para>
</listitem>
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
If only the physical world exists, free will is an illusion.
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