[SCM] postgis.net branch website updated. clarity-final-84-gcf640fb

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commit cf640fb987f838c63cdb70cc9695da897cfcfd80
Author: Regina Obe <lr at pcorp.us>
Date:   Mon Jan 1 20:25:18 2024 -0500

    Add a section on upgrading and video link for upgrade

diff --git a/content/documentation/getting_started/_index.md b/content/documentation/getting_started/_index.md
index 4595204..e71d283 100644
--- a/content/documentation/getting_started/_index.md
+++ b/content/documentation/getting_started/_index.md
@@ -42,3 +42,17 @@ Start with the **[PostGIS Workshop](/workshops/postgis-intro/)** for a hands-on
 If you are running your own system, and want to install PostGIS (and PostgreSQL) directly on it yourself, here are some basic instructions.
 
 {{< toc-tree >}}
+
+## Upgrading your PostGIS and PostgreSQL
+
+If you are just upgrading PostGIS, keeping the same PostgreSQL version, generally all you need to do is install the latest 
+PostGIS binaries and then in each of your spatial databases, run:
+
+```postgres
+SELECT postgis_extensions_upgrade();
+-- verify you are running latest now
+SELECT postgis_full_version();
+```
+
+[FOSS4G 2023: Upgrade your PostgreSQL and PostGIS video](https://video.osgeo.org/w/mJE7pDirdktknzAPN5KjB6) goes over why you should
+upgrade your PostgreSQL and PostGIS, and steps to using pg_upgrade to do so.
\ No newline at end of file

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Summary of changes:
 content/documentation/getting_started/_index.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)


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