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.
<Observation xmlns="http://hl7.org/fhir"> <id value="core-examples-Observation-example19" /> <meta> <versionId value="1" /> <lastUpdated value="2016-09-08T11:38:04.711+00:00" /> </meta> <text> <status value="generated" /> --- We have skipped the narrative for better readability of the resource --- </text> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsGenomeBuild"> <valueString value="GRCh 37" /> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsGene"> <valueCodeableConcept> <coding> <system value="http://www.genenames.org/" /> <code value="5244" /> <display value="ABCB4" /> </coding> </valueCodeableConcept> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsSpecies"> <valueCodeableConcept> <coding> <system value="http://snomed.info/sct" /> <code value="337915000" /> </coding> <text value="Homo sapiens" /> </valueCodeableConcept> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsResult"> <valueReference> <reference value="genetics-example3-mutationlist-1" /> </valueReference> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsResult"> <valueReference> <reference value="genetics-example3-mutationlist-2" /> </valueReference> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsResult"> <valueReference> <reference value="genetics-example3-mutationlist-3" /> </valueReference> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/geneticsResult"> <valueReference> <reference value="genetics-example3-mutationlist-4" /> </valueReference> </extension> <status value="final" /> <code> <coding> <system value="http://loinc.org/" /> <code value="49874-1" /> <display value="ABCB4 gene mutation analysis" /> </coding> </code> <subject> <reference value="Patient/genetics-example2" /> <display value="Molecular Lab Patient ID: HOSP-23456" /> </subject> <performer> <reference value="Practitioner/genetics-example2" /> <display value="Molecular Diagnostic Laboratory" /> </performer> <specimen> <reference value="Specimen/genetics-example2" /> <display value="Molecular Specimen ID: MLD45-Z4-1234" /> </specimen> </Observation>