The beauty of the Greenplum system is that it provides easy way to expand it by adding more resources on the existing system. Adding additional resources to an existing Greenplum Database system in order to scale performance and storage capacity. we will cover the following topic,
1. Planning Greenplum System Expansion
2. Preparing and Adding Nodes
3. Initializing New Segments
4. Redistributing Tables
5. Removing the Expansion Schema
Careful planning is critical to the success of a system expansion operation. By thoroughly preparing all new hardware and carefully planning all the steps of the expansion procedure, you can minimize risk and down time for Greenplum Database.