microsoft/fhir-server release/4.0.639

4.0.639

Repository: microsoft/fhir-server

Tag: release/4.0.639

Published: 2026-01-26T18:23:21Z

Prerelease: no

Release notes:

What's Changed

Azure Health Data Services (SQL)

• Fix delete issue context by @LTA-Thinking in https://github.com/microsoft/fhir-server/pull/5336: There was an issue where some $bulk-delete queries that have paged results exceeding 1000 included items with related links could return an HTTP 500 Internal Server Error. The issue has been fixed, and the results are returned correctly now.
• Fix SQL UNION column count mismatch in include/revinclude queries by @mikaelweave in https://github.com/microsoft/fhir-server/pull/5340: There was an issue where queries combining _include and _revinclude (for example, GET /Patient?_include=Patient:organization&_revinclude=Observation:patient could return an HTTP 500 Internal Server Error. This issue has been fixed, and results are returned correctly now.

Common to both Azure API for FHIR and Azure Health Data Services

• Move FhirRequestContextAccessor by @LTA-Thinking in https://github.com/microsoft/fhir-server/pull/5332
• Adding E2E tests for InstantiatesCapabilityProvider. by @v-isyamauchi-gh in https://github.com/microsoft/fhir-server/pull/5341:

Full Changelog: https://github.com/microsoft/fhir-server/compare/release/4.0.635...release/4.0.639