Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[1.2.1] - 2025-09-24

Added

• Support for data quality metrics that align with ODCS 3.1

Changed

• Replaced threshold operators mustBeGreaterThanOrEqualTo with mustBeGreaterOrEqualTo and mustBeLessThanOrEqualTo with mustBeLessOrEqualTo to align with ODCS 3.1, even if it feels wrong…

[1.2.0] - 2025-07-05

Added

• Support for models.additionalFields to define if additional fields (columns) are allowed or not in the physical server (#99)
• Add time data type (#123)
• Added variant data type (#113)
• Added json data types (#112)

Changed

• server.type changed from enum to simple string to support custom types (#107)

[1.1.0] - 2024-10-30

Added

• Data quality on model and field level (#55)
• Lineage support (#90)
• Field and definition examples as array of any type, instead of example as a single value (#29
• Support for server-specific data types as config map (#63)
• AWS Glue Catalog server support
• sftp server support
• info.status field
• oracle server support
• field.title attribute
• model.title attribute
• AWS Kinesis Data Streams server support
• field.links attribute
• Trino support
• Field type: map support with properties keys and values
• Definitions: fields, for type object, record, and struct
• Field field.primaryKey (Replaces field.primary)
• Field model.primaryKey to describe a composite primary key
• Add Redshift server properties clusterIdentifier, endpoint, host and port.

Removed

• definitions.domain removed (use a hierarchical structure instead)
• definitions.name removed (use a hierarchical structure instead)
• quality on top-level removed
• examples on top-level removed
• schema removed in favor of encoding any physical schema configuration in the model using the config map at the field level and supporting import/export (#21).

Deprecated

• field.primary (use field.primaryKey instead)

[0.9.3] - 2024-03-06

Added

• Service levels as a top level servicelevels element
• pubsub server support
• primary key and relationship support via field.primary and field.references attributes
• databricks server support improved

[0.9.2] - 2024-01-04

Added

• Format and validation attributes to fields in models and definitions
• Postgres support
• Databricks support

[0.9.1] - 2023-11-19

Added

• A logical data model (#13), mainly to simplify editor support with a defined schema, easier to detect breaking changes, and better Databricks support.
• Definitions (#14) for reusable semantic definitions within one data contract or across data contracts.

Removed

• Property info.dataProduct as data products should define which data contracts they implement.
• Property info.outputPort as data products should define which data contracts they implement.

Those removals are not considered as breaking changes, as these attributes are now treated as specification extensions.

[0.9.0] - 2023-09-12

First public release.

This site is open source. Improve this page.