Links to the guides

web/spec/supabase.yml

@@ -688,6 +688,7 @@ pages:
     title: 'on().subscribe()'
     $ref: '@supabase/supabase-js."lib/SupabaseQueryBuilder".SupabaseQueryBuilder.on'
     notes: |
+      - Realtime is disabled by default for new Projects for better database performance and security. You can turn it on by [managing replication](/docs/guides/api#managing-realtime).
       - If you want to receive the "previous" data for updates and deletes, you will need to set `REPLICA IDENTITY` to `FULL`, like this: `ALTER TABLE your_table REPLICA IDENTITY FULL;`
     examples:
       - name: Listen to all database changes