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OData Extension for Data Aggregation v4.0 from OData TC approved as a Committee Specification

Committee Specification 03 ready for testing and implementation

OASIS is pleased to announce that OData Extension for Data Aggregation Version 4.0 from the OASIS Open Data Protocol (OData) TC [1] has been approved as an OASIS Committee Specification.

This specification adds basic grouping and aggregation functionality (e.g. sum, min, and max) to the Open Data Protocol (OData) without changing any of the base principles of OData.

This Committee Specification is an OASIS deliverable, completed and approved by the TC and fully ready for testing and implementation.

The documents and related files are available here:

OData Extension for Data Aggregation Version 4.0
Committee Specification 03
19 September 2023

Editable source (Authoritative):

ABNF components – OData Aggregation ABNF Construction Rules Version 4.0 and OData Aggregation ABNF Test Cases:
OData Aggregation Vocabulary:
For your convenience, OASIS provides a complete package of the specification document and any related files in a ZIP distribution file. You can download the ZIP file at:

Members of the OData TC [1] approved this specification by Special Majority Vote. The specification had been released for public review as required by the TC Process [2]. The vote to approve as a Committee Specification passed [3], and the document is now available online in the OASIS Library as referenced above.

Our congratulations to the TC on achieving this milestone and our thanks to the reviewers who provided feedback on the specification drafts to help improve the quality of the work.

========== Additional references:
[1] OASIS Open Data Protocol (OData) TC

[2] Public reviews:
– Public review metadata record:
– Most recent comment resolution log:

[3] Approval ballot: