diff options
| -rw-r--r-- | doc/src/sgml/release-15.sgml | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/doc/src/sgml/release-15.sgml b/doc/src/sgml/release-15.sgml index 150a4c857e0..635941a9083 100644 --- a/doc/src/sgml/release-15.sgml +++ b/doc/src/sgml/release-15.sgml @@ -631,23 +631,6 @@ Previously de-duplication was disabled for these types of indexes. </listitem> <!-- -Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> -2021-10-18 [65014000b] Replace polyphase merge algorithm with a simple balanced -Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> -2021-10-25 [166f94377] Clarify the logic in a few places in the new balanced me ---> - -<listitem> -<para> -Improve sorting performance (Heikki Linnakangas) -</para> - -<para> -Specifically, switch to a batch sorting algorithm that uses more output streams internally. -</para> -</listitem> - -<!-- Author: Alexander Korotkov <akorotkov@postgresql.org> 2022-02-07 [f1ea98a79] Reduce non-leaf keys overlap in GiST indexes produced by --> @@ -793,6 +776,23 @@ This will improve text-heavy operations like COPY FROM. </listitem> <!-- +Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> +2021-10-18 [65014000b] Replace polyphase merge algorithm with a simple balanced +Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> +2021-10-25 [166f94377] Clarify the logic in a few places in the new balanced me +--> + +<listitem> +<para> +Improve performance for sorts that exceed work_mem (Heikki Linnakangas) +</para> + +<para> +Specifically, switch to a batch sorting algorithm that uses more output streams internally. +</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> |