From 82900d1cafc4a466e4b2bc715c1d24b22795a6b9 Mon Sep 17 00:00:00 2001
From: Julien Rouhaud <julien.rouhaud@free.fr>
Date: Mon, 14 Dec 2020 12:08:58 +0800
Subject: [PATCH] Add extension update documentation

---
 README.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/README.md b/README.md
index 10807b6..d4f153a 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,14 @@ Installation
 - `sudo make install`
 - In every needed database: `CREATE EXTENSION hypopg;`
 
+
+Updating the extension
+----------------------
+
+Note that hypopg doesn't provide extension upgrade scripts, as there's no
+data saved in any of the objects created.  Therefore, you need to first drop
+the extension then create it again to get the new version.
+
 Usage
 -----