Special Upgrade and Downgrade Instructions

Learn about special upgrade and downgrade instructions for Replication Server.

Replication Server Configuration Guide for UNIX contains detailed upgrade and downgrade instructions. Sybase strongly recommends that you read this information before you upgrade or downgrade Replication Server.

• Upgrading to Replication Server Version 15.6 from Version 15.5 Using Existing Directories
  Upgrade from version 15.5 to version 15.6 using the existing version 15.5 directories. You need not upgrade the RSSD, ERSSD, and user databases.
• Upgrading to Replication Server Version 15.6 from Version 15.5 Using Unique Directories
  Upgrade from version 15.5 to unique directories that do not contain version 15.5 installation files. You do not need to upgrade the RSSD, ERSSD, and user databases.
• ExpressConnect for Oracle Upgrade Requirement
  Replication Server 15.6 does not work with ECO 15.5. When upgrading to Replication Server 15.6, install ECO 15.5 ESD #1 or a more recent version.
• ERSSD Upgrade Requirement
  Embedded Replication Server System Database (ERSSD) requires Sybase SQL Anywhere, which is compatible with 64-bit versions operating system.