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@sss.pgh.pa.us>
2021-03-31 [86dc90056] Rework planning and execution of UPDATE and DELETE.
Author: Tom Lane <tgl@sss.pgh.pa.us>
2021-04-06 [a1115fa07] Postpone some more stuff out of ExecInitModifyTable.
Author: Tom Lane <tgl@sss.pgh.pa.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>
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Bruce Momjian <bruce@momjian.us> https://momjian.us
EDB https://enterprisedb.com
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