@@ -630,23 +630,6 @@ Previously de-duplication was disabled for these types of indexes.
630630</para>
631631</listitem>
632632
633- <!--
634- Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
635- 2021-10-18 [65014000b] Replace polyphase merge algorithm with a simple balanced
636- Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
637- 2021-10-25 [166f94377] Clarify the logic in a few places in the new balanced me
638- -->
639-
640- <listitem>
641- <para>
642- Improve sorting performance (Heikki Linnakangas)
643- </para>
644-
645- <para>
646- Specifically, switch to a batch sorting algorithm that uses more output streams internally.
647- </para>
648- </listitem>
649-
650633<!--
651634Author: Alexander Korotkov <akorotkov@postgresql.org>
6526352022-02-07 [f1ea98a79] Reduce non-leaf keys overlap in GiST indexes produced by
@@ -792,6 +775,23 @@ This will improve text-heavy operations like COPY FROM.
792775</para>
793776</listitem>
794777
778+ <!--
779+ Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
780+ 2021-10-18 [65014000b] Replace polyphase merge algorithm with a simple balanced
781+ Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
782+ 2021-10-25 [166f94377] Clarify the logic in a few places in the new balanced me
783+ -->
784+
785+ <listitem>
786+ <para>
787+ Improve performance for sorts that exceed work_mem (Heikki Linnakangas)
788+ </para>
789+
790+ <para>
791+ Specifically, switch to a batch sorting algorithm that uses more output streams internally.
792+ </para>
793+ </listitem>
794+
795795<!--
796796Author: David Rowley <drowley@postgresql.org>
7977972021-07-22 [91e9e89dc] Make nodeSort.c use Datum sorts for single column sorts