MarkLogic Data Hub 5.6 - Release Notes

Data Hub 5.6.2

Data Hub 5.6.2 includes the following new features and changes:

Hub Central

Modeling Enhancements

In this release, you can export the Graph view as a PNG file.

You can add a namespace URI and prefix to structured properties in this release. See Manage Entity Properties Using Hub Central.

Bug fixes.

Note: To learn more about the details of this release, see GitHub Release Notes for Data Hub 5.6.2.

Data Hub 5.6.1

Data Hub 5.6.1 includes the following new features and changes:

Hub Central

New Behavior Change to Configure Merging

Improved the behavior of the priority order scale for merge strategies and rules.

See Configure Merging Using Hub Central.

New Foreign Key Option When Creating Relationships

When creating entity relationships in the Model screen, you can now choose to not set a foreign key.

Bug fixes.

Note: To learn more about the details of this release, see GitHub Release Notes for Data Hub 5.6.1.

Data Hub 5.6.0

Data Hub 5.6.0 includes the following new features and changes:

Important: Upgrading from version 5.4.x or an earlier version to this release would trigger a reindexing of the STAGING and FINAL databases. Learn more about how reindexing works and its impact on performance..

Hub Central

Modeling Enhancements

The new graphical modeling view is available in this release. You can use the graphical modeling view to model entity types and add relationships between them.

The Save icon for each entity type and the Save All button for all entity types are removed in this release. To apply changes to your project, click the Publish button.

In this release, you can choose a color to associate with your entity type throughout your project.

See Modeling with Hub Central.

Mapping Enhancements

When you configure a Mapping step's advanced settings, you can now choose to view the entire envelope of the source document.

If you configured interceptors to run before the mapping step, the data in the source document now reflects the interceptors' changes.

See Create a Mapping Step Using Hub Central, Configure Mapping Using Hub Central.

Explore Enhancements

Metadata information is now available when you view the details of a document.

See View Your Data Using Hub Central.

Data Hub Gradle Tasks

New Deployment Gradle Tasks

In this release, you can deploy configuration changes to the disaster recovery cluster. The Gradle tasks are available for on-premises (mlDeployToReplica) and DHS (hubDeployToReplica) environments.

See Deployment Gradle Tasks.

Data Hub Mapping Functions

Improved Mapping Functions

In this release, performance is improved for the Data Hub mapping functions.

See Data Hub Mapping Functions.

Release Notes for Earlier Versions