Upgrading Retain 4.8.1 or Later to Retain 4.9
Upgrading Retain 4.8.0 to 4.9
Upgrading Retain 4.7.0 to 4.9
Upgrading Retain 4.6 or Earlier to Retain 4.7
Upgrading Retain 3.5.1.1 to Retain 4.7
Upgrading from Versions Prior to Retain 3.5.1.1
Moving Retain to a New Server
Moving a MySQL Database to Another Server
Upgrading MySQL to a New Version