Timescale Inc. introduced a new License called Timescale License (TSL) in December 2018. As of TimescaleDB version 1.2.0 some parts of the functionality provided by the TimescaleDB extension are licensed under the TSL license while majority of the functionality remains under Apache license.
The TSL license section 2.2 explicitly prohibits offering functionality covered by the license in any database-as-a-service offering. As such, we are currently unfortunately unable to provide these features as part of the Aiven hosted TimescaleDB service.
When you try using these features you will get an error saying something like
ERROR 0A000 (feature_not_supported) function "<function>" is not supported under the current license "ApacheOnly". Currently one of the more common features with which this problem is encountered is