Update tutorials/snapshot-managed-databases/index.mdx

Co-authored-by: Thomas TACQUET <[email protected]>

Author: SamyOubouaziz

tutorials/snapshot-managed-databases/index.mdx

@@ -56,7 +56,7 @@ Serverless Jobs are perfectly adapted for these autonomous tasks, as we do not n
     <Tabs>
     <TabsTab label="Backup">
     ```sh
-    scw rdb backup create instance-id=11111111-1111-1111-1111-111111111111
+    scw rdb backup create instance-id=11111111-1111-1111-1111-111111111111 database-name=YOUR_DB_NAME
     ```
     </TabsTab>
     <TabsTab label="Snapshot">