GCP Release Notes: February 27, 2026

Cortex Framework

Fixed

• Airflow v3 support:
  • All Composer DAGs generated by new deployments are now compatible with Airflow v3.
  • Airflow v2 is still supported. However, consider planning for migration as it will soon reach end-of-life.
• SAP:
  • SAP CDC scripts now support custom tables containing forward slashes (/) in their names. Existing deployments are not affected.
  • Added optional adrt table to SAP CDC table list.
• Cortex for Marketing:
  • Meta API is now upgraded from v21 to v25. For field name changes, see changelog.
• Minor fixes:
  • Migrated Cloud SDK to gcloud storage CLI.
  • Fixed for line breaks in DAG packages import.
  • Improved error handling for target bucket access verification.

Announcement

Release 6.3.4

Dataflow

Feature

Dataflow support for the C4A machine series of Arm processors is now generally available. Arm-based VMs are optimized for power efficiency and can provide improved price-performance for many workloads. For more information, see Use Arm VMs on Dataflow.

Network Intelligence Center

Feature

Connectivity Tests evaluates hybrid subnet routing, including routing for unmatched resources in hybrid subnets.

Source: Google Cloud Platform