
We still support Cassandra for storing telemetry data but not the entities like devices, customers, tenants, etc.Migration from pure Cassandra to Hybrid DB Approach.Thus we encourage you to test your customizations using our cloud environments or your dev instances. New JS framework may not support your current code - custom widgets and custom actions, so they need to be refactored a bit.You are safe to upgrade if you do NOT use custom widgets or custom actions in the dashboards.



Initially ThingsBoard, check status to ensure it is stopped and then databases. Prepare for upgrading ThingsBoard (CentOS, Ubuntu)Ĭheck if ThingsBoard and database services are running Prepare for upgrading ThingsBoard (CentOS, Ubuntu).
