From cef5dbbf2b8d8a5e7b536bcbf6d9066588c6173b Mon Sep 17 00:00:00 2001
From: Bruce Momjian
Date: Mon, 24 Apr 2017 23:29:14 -0400
Subject: 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 93bcb079be2..18483238f10 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.
+
+
+