Data Tier Services

The following services are installed on a data tier host.

Note: Some services may not be installed on a data tier host, depending on the Unwired Platform product option, the deployment scenario and system design, and the licensed product edition.

Service	Description
Advantage Database Server®	Database server that manages the messaging database.
Sybase Unwired CacheDB	Database server that manages the cache database, used primarily to support mobile clients that depend on occasional synchronization of local data stores.
Sybase Unwired ClusterDB	Database server that manages the cluster database, which supports Unwired Server runtime management and operational processes.
Sybase Unwired LogDataDB	Database server that manages the Unwired Server logging databases (system logging and domain logging).

When the data tier is installed in a single-node system:

The Sybase Unwired ClusterDB and Sybase Unwired LogDataDB services are not installed.
The Sybase Unwired CacheDB service manages the cache database, cluster database, and logging databases.