query-exporter is a Prometheus exporter which allows collecting metrics from database queries, at specified time intervals or when a request to the metrics endpoint is performed.
Each query can be run on multiple databases, and update multiple metrics.
The snap provides both the `query-exporter` command and a deamon instance of the command, managed via a Systemd service.
To run the latter:
- create or edit `/var/snap/query-exporter/current/config.yaml` with the configuration
- run `sudo snap restart query-exporter`
Currently supported databases are: