sharpetronics/PostgreSQL
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-05-12 00:01:58 -04:00
Code Issues Projects Releases Wiki Activity

doc PG 18 relnotes: split partition optimizer item into two

Browse Source 
Reported-by: David Rowley

Discussion: https://postgr.es/m/CAApHDvohfoJ0D9eiUuVyHU_kq2Y7A_jAjWVsUt0Fm7Gw1Q=1cQ@mail.gmail.com
This commit is contained in:
Bruce Momjian 2025-05-05 11:59:56 -04:00
parent 627acc3caa
commit cf847d6340
1 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
doc/src/sgml/release-18.sgml
View File

@ -372,6 +372,21 @@ Improve the performance of hash joins (David Rowley)
</para>
</listitem>
<!--
Author: Amit Langote <amitlan@postgresql.org>
2025-04-04 [88f55bc97] Make derived clause lookup in EquivalenceClass more effi
Author: David Rowley <drowley@postgresql.org>
2025-04-08 [d69d45a5a] Speedup child EquivalenceMember lookup in planner
-->
<listitem>
<para>
Allow partitions to be pruned more efficienty (Ashutosh Bapat, Yuya Watari, David Rowley)
<ulink url="&commit_baseurl;88f55bc97">&sect;</ulink>
<ulink url="&commit_baseurl;d69d45a5a">&sect;</ulink>
</para>
</listitem>
<!--
Author: Amit Langote <amitlan@postgresql.org>
2025-01-30 [bb3ec16e1] Move PartitionPruneInfo out of plan nodes into PlannedSt
@ -381,20 +396,15 @@ Author: Amit Langote <amitlan@postgresql.org>
2025-02-07 [cbc127917] Track unpruned relids to avoid processing pruned relatio
Author: Amit Langote <amitlan@postgresql.org>
2025-02-20 [525392d57] Don't lock partitions pruned by initial pruning
Author: Amit Langote <amitlan@postgresql.org>
2025-04-04 [88f55bc97] Make derived clause lookup in EquivalenceClass more effi
Author: David Rowley <drowley@postgresql.org>
2025-04-08 [d69d45a5a] Speedup child EquivalenceMember lookup in planner
-->
<listitem>
<para>
Allow partitions to be pruned earlier, quicker, and skipped in more places (Amit Langote, Ashutosh Bapat, Yuya Watari, David Rowley)
Avoid the locking of pruned partitions during planning (Amit Langote)
<ulink url="&commit_baseurl;bb3ec16e1">&sect;</ulink>
<ulink url="&commit_baseurl;d47cbf474">&sect;</ulink>
<ulink url="&commit_baseurl;cbc127917">&sect;</ulink>
<ulink url="&commit_baseurl;525392d57">&sect;</ulink>
<ulink url="&commit_baseurl;88f55bc97">&sect;</ulink>
<ulink url="&commit_baseurl;d69d45a5a">&sect;</ulink>
</para>
</listitem>