From cef5dbbf2b8d8a5e7b536bcbf6d9066588c6173b Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Mon, 24 Apr 2017 23:29:14 -0400 Subject: [PATCH] doc: move hash performance item into index section The requirement to rebuild pg_upgrade-ed hash indexes was kept in the incompatibilities section. Reported-by: Amit Kapila --- doc/src/sgml/release-10.sgml | 42 +++++++++++++++++++++++------------- 1 file changed, 27 insertions(+), 15 deletions(-) diff --git a/doc/src/sgml/release-10.sgml b/doc/src/sgml/release-10.sgml index 93bcb079be..18483238f1 100644 --- a/doc/src/sgml/release-10.sgml +++ b/doc/src/sgml/release-10.sgml @@ -49,26 +49,14 @@ -Improve hash bucket split performance by reducing locking requirements -(Amit Kapila, Mithun Cy) +pg_upgrade-ed hash indexes from previous major Postgres versions must be rebuilt. -Also cache hash index meta-information for faster lookups. Additional -hash performance improvements have also been made. pg_upgrade'd hash -indexes from previous major Postgres versions must be rebuilt. +Major hash index performance improvements necessitated this requirement. @@ -475,6 +463,30 @@ warning message about their use. + + + +Improve hash bucket split performance by reducing locking requirements +(Amit Kapila, Mithun Cy) + + + +Also cache hash index meta-information for faster lookups. Additional +hash performance improvements have also been made. + + +