Siebel Database Upgrade Guide for DB2 for z/OS > How to Perform a Siebel Database Upgrade > Roadmap for Performing a Siebel Database Upgrade >

Roadmap for Upgrading from Siebel CRM Releases 7.x and 8.0.x

If you are upgrading from Siebel CRM version 7.5.3 or higher, complete the processes in this roadmap in the order shown:

1. Process of Planning a Siebel Database Upgrade
2. Process of Upgrading a Siebel Development Environment
3. Process of Upgrading a Production Test Environment
4. Process of Tuning the Upgrade Performance
5. Process of Upgrading a Siebel Production Environment

For a description of the differences between production and development upgrades, see About Siebel Upgrade Environments.