The PowerCenter Repository Service manages the metadata in the PowerCenter repository database. All applications that connect to the repository must connect to the PowerCenter Repository Service. The PowerCenter Repository Service uses native drivers to communicate with the repository database.
The following table describes the connectivity required to connect the Repository Service to the repository and source and target databases:
Repository Service Connection
Connectivity Requirement
PowerCenter Client
TCP/IP
PowerCenter Integration Service
TCP/IP
PowerCenter Repository database
Native database drivers
The PowerCenter Integration Service connects to the Repository Service to retrieve metadata when it runs workflows.