FQL is a query language that allows you to retrieve, filter and project data from any data source containing FHIR Resources. It brings the power of three existing languages together: SQL, JSON and FhirPath. It allows you to create tables and is useful for gaining insight and perform quality control.
Example of Observation
Observation for urn:uuid:9589fb37-87a2-48d8-968f-b371429208a8