Upgrade essentials for Db2 servers

Upgrading Db2 servers to Db2 version 11.5 requires an understanding of upgrade concepts, upgrade restrictions, upgrade recommendations, and your Db2 server. When you have a complete understanding of what upgrading your Db2 server involves, you can create your own upgrade plan.

Db2 offers multiple Highly-Available deployment solutions. Each of these solutions has a combination of bundled software, configuration and additional scripting. Various Db2 extensions also require careful handling to ensure that all aspects of the upgrade are completed at the new database level. As part of the upgrade plan, review the Upgrading Db2 Servers with specific characteristics in advance and plan to ensure that you execute all required steps.