diff --git a/bin/executable_nextcloud-update b/bin/executable_nextcloud-update
new file mode 100644
index 0000000..8cd59e0
--- /dev/null
+++ b/bin/executable_nextcloud-update
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+## Updater automatically works in maintenance:mode.
+## Use the Uberspace backup system for files and database if you need to roll back.
+## The Nextcloud updater creates backups only to safe base and app code data and config files
+## so it takes ressources you might need for your productive data.
+## Deactivate NC-updater Backups with --no-backup (works from 19.0.4, 18.0.10 and 17.0.10)
+php ~/html/updater/updater.phar -vv --no-backup --no-interaction
+
+## re-enable maintenance mode for occ commands
+php ~/html/occ maintenance:mode --on
+
+## database optimisations
+## The following command works from Nextcloud 20.
+## remove '#' so it is working
+php ~/html/occ db:add-missing-primary-keys --no-interaction
+## The following command works from Nextcloud 19.
+## remove '#' so it is working
+php ~/html/occ db:add-missing-columns --no-interaction
+php ~/html/occ db:add-missing-indices --no-interaction
+php ~/html/occ db:convert-filecache-bigint --no-interaction
+
+php ~/html/occ app:update --all
+php ~/html/occ maintenance:mode --off
+/usr/sbin/restorecon -R ~/html