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doc PG 18 relnotes: split partition optimizer item into two

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Reported-by: David Rowley

Discussion: https://postgr.es/m/CAApHDvohfoJ0D9eiUuVyHU_kq2Y7A_jAjWVsUt0Fm7Gw1Q=1cQ@mail.gmail.com
pull/228/head
Bruce Momjian 4 months ago
parent 627acc3caa
commit cf847d6340
1 changed files with 17 additions and 7 deletions
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  1. 24
      doc/src/sgml/release-18.sgml

24
doc/src/sgml/release-18.sgml
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@ -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>

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