| Property | Description | 
|---|---|
| Parameter type | Boolean | 
| Default value | false | 
| Modifiable | No | 
| Range of values | true | false | 
| Basic | Yes | 
| Real Application Clusters | For all instances, the value must be set to TRUE. | 
CLUSTER_DATABASE is a Real Application Clusters parameter that specifies whether or not Real Application Clusters is enabled.