This chapter provides information to consider when planning your Siebel database upgrade. This chapter includes the following topics:

• Upgrade Flow Orientation
• About Siebel Upgrade Planning Resources
• About Best Practices for Doing Your Siebel Database Upgrade
• About New Siebel Upgrade Features and Requirements
• About Upgrading Your RDBMS in the Siebel Environment
• About Siebel User Interface Changes
• About Database Sort Order in the Siebel Environment
• About the Siebel Party Model
• About Migrating Siebel HTML Attachments to Base Tables
• Upgrade Planning for Multilingual Siebel Deployments
• Upgrade Planning for Language String Migration
• Upgrade Planning for Siebel Unicode Support
• Upgrade Planning for Siebel RC2 or AES Encryption
• Upgrade Planning for Siebel Web Template Files and Style Sheet
• Upgrade Planning for Siebel Access Control