KNIME Documentation

KNIME Business Hub 1.5 Release Notes ​

KNIME Business Hub 1.5.2 ​

(released Aug 14, 2023)

Important installation notes ​

Postgres will restart during the update, short downtime is expected.

Infrastructure updates ​

KNIME Business Hub is now compatible with Kubernetes 1.25.

KNIME Business Hub 1.5.1 ​

(released July 27, 2023)

Important bug fixes ​

  • HUB-5628 Fixed an issue that prevented the creation of disabled schedules. Impacting KNIME Server to Hub migration.
  • HUB-5649 Fixed a bug that prevented notification service updates when a subscription for a deleted user was present.
  • Fixed a configuration issue that caused the trigger-service to not start up in some scenarios.

KNIME Business Hub 1.5.0 ​

(released July 17, 2023)

Important installation notes ​

All executor pods will restart during the update, some downtime is expected. Creating a backup before upgrading is recommended.

New features ​

Item level versioning ​

  • Item level versioning has been introduced with Hub 1.5.0
  • Users can create / restore / delete versions of individual items
  • Item versions can be utilized in Ad hoc execution, Deployments
  • Using KNIME Analytics Platform 5.1 users can leverage item level versioning for Ad hoc execution, sharing component links and use new nodes like the "Version Creator"
  • Space level versioning has been deprecated
  • All items in previously versioned spaces are automatically migrated to be versioned on item level upon updating

Volume Mount support for Execution Contexts ​

  • Kubernetes volumes can now be attached to Execution Contexts by editing the custom resource definition.
  • This allows attaching secrets and config maps as files to Execution Contexts.

Improvements ​

Keycloak enforces username validation ​

  • Username restrictions described in the KNIME Business Hub Installation Guide are now enforced by KNIME Business Hub’s identity provider Keycloak. Preventing problems where users could be synced into Hub but they could not login with their credentials.

Notifications redesign ​

  • KNIME Business Hub UI notifications were redesigned to be less intrusive and to be more convenient for users.

Schedule deployment ​

  • Initial start date of schedules can no longer be in the past.

Space permissions ​

  • Users with viewer permission can no longer delete spaces

Infrastructure updates ​

Artemis update ​

  • Artemis version has been updated to 2.29.0

Quarkus update ​

  • Quarkus has been updated to 3.1.1 in the execution services

Execution Context security hardening ​

  • Execution Contexts now have a more restrictive security context to help prevent containers from escalating privileges and prevent running as root user. This increases compliance with typical enterprise cluster security policies enforced with tools such as Kyverno.

Important bug fixes ​

  • HUB-4991 - Fixed a bug where users were not able to execute deployments shared with them, if they didn’t have access to the deployed workflow.
  • HUB-5396 - Fixed the state persistor issue that could result in timeouts and various problems in workflow execution on the Hub.