relnotes: update foreign key partition and add sort items

Reported-by: David Rowley, Amit Langote
Discussion: https://postgr.es/m/CA+HiwqFcEdbNinfK94aTgBJKmtkYGdtkPnjt3b0fVzKi+WZ+KA@mail.gmail.com

diff --git a/doc/src/sgml/release-15.sgml b/doc/src/sgml/release-15.sgml
index 5d3bb3868c049ff1c67922663ac4c64d789106f4..246d311f9ac8622e13be33e1fca1df9801067a2e 100644 (file)
--- a/doc/src/sgml/release-15.sgml
+++ b/doc/src/sgml/release-15.sgml
@@ -570,12 +570,11 @@ Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
 
 <listitem>
 <para>
-Improve the trigger behavior of updates on partitioned tables that move rows between partitions (Amit Langote)
+Improve foreign key behavior of updates on partitioned tables that move rows between partitions (Amit Langote)
 </para>
 
 <para>
-Previously, such updates fired delete triggers on the source partition and fired insert triggers on the target partition.  PostgreSQL will now fire an update trigger on the partition root.  This makes
-foreign key behavior more consistent.  ALL TRIGGERS?
+Previously, such updates ran delete actions on the source partition and insert actions on the target partition.  PostgreSQL will now run update actions on the partition root.
 </para>
 </listitem>
 
@@ -804,6 +803,21 @@ This will improve text-heavy operations like COPY FROM.
 </para>
 </listitem>
 
+<!--
+Author: David Rowley <drowley@postgresql.org>
+2021-07-22 [91e9e89dc] Make nodeSort.c use Datum sorts for single column sorts
+Author: David Rowley <drowley@postgresql.org>
+2022-04-04 [40af10b57] Use Generation memory contexts to store tuples in sorts
+Author: John Naylor <john.naylor@postgresql.org>
+2022-04-02 [697492434] Specialize tuplesort routines for different kinds of abb
+-->
+
+<listitem>
+<para>
+Improve performance and reduce memory consumption of in-memory sorts (Ronan Dunklau, David Rowley, Thomas Munro)
+</para>
+</listitem>
+
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