SQL on FHIR, published by SQL on FHIR Working Group. This guide is not an authorized publication; it is the continuous build for version 2.1.0-pre built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/sql-on-fhir/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON

CodeSystem: Output Format Codes

Official URL: https://sql-on-fhir.org/ig/CodeSystem/OutputFormatCodes				Version: 2.1.0-pre
Draft as of 2026-06-01				Computable Name: OutputFormatCodes

Output format codes for SQL on FHIR.

This Code system is referenced in the content logical definition of the following value sets:

• OutputFormatCodes
• SQLQueryRunOutputFormatCodes