Upgrading the version of the relational database used by Workload Automation is always a customer pain point, but you could discover the secret to survive the version changes for Oracle flavor with no downtime.
​
Let’s see how to upgrade from Oracle 12c version to Oracle 19c version (19.3.0.0.0), an already existing Oracle DB on Microsoft Windows, where HCL Workload Automation server component 9.4 version has the instance.

​HCL Software is pleased to announce a new release for Workload Automation, Version 10. With HCL Workload Automation Orchestrate complex workflows across multiple platforms and applications with best-in-class automation solution. Boost your business with the most advanced workload scheduling, managed file transfer, and real-time monitoring capabilities for continuous automation. Keep control on your automation processes from a single point of access and monitoring!