- Fix import error for dummy operator [39](https://github.com/epoch8/airflow-exporter/pull/39) by msumit - Fix requirements.txt issue [41](https://github.com/epoch8/airflow-exporter/pull/41) by slash-cyberpunk
0.5.2
- Fix for negative values with MySQL backend by ebartels
0.5.1
- Fix [36](https://github.com/epoch8/airflow-exporter/issues/36): Exporter fails with Sqlite DB used in development environment by ryan-carlson
0.5
- Fix [28](https://github.com/epoch8/airflow-exporter/issues/28): Add support to show prometheus metrics when rbac is enabled in airflow by phani8996 - Fix [34](https://github.com/epoch8/airflow-exporter/issues/34): fix run 1.8 and 1.9 by cleverCat
0.4.4
- Fix [29](https://github.com/epoch8/airflow-exporter/issues/29): fix run with mysql by cleverCat
0.4.3
- Fix [23](https://github.com/epoch8/airflow-exporter/issues/23): Airflow database CPU usage by cleverCat