Editing Logical Clusters
- Log in to the GaussDB(DWS) console. In the navigation pane, choose Clusters > Dedicated Clusters.
- In the cluster list, click the name of the target cluster. The Cluster Information page is displayed.
- In the navigation pane, choose Logical Clusters and click Edit in the Operation column of the target cluster.

- Add a node to the logical cluster by moving the selected ring from the right to the left, or remove a node from the logical cluster by moving the selected ring from the left to the right, and click OK.

- When adding a node, select online or offline scale-out as needed.

- Nodes are added to or removed from a logical cluster by ring.
- At least one ring must be reserved in a logical cluster.
- The ring removed from the logical cluster will be added to the elastic cluster.
- Logical clusters of version 8.1.3 and later support online scale-out.