The databases component of TDM consists of the TDM repository, the Model repository, the PowerCenter repository, the profiling warehouse, the test data warehouse repository, and the domain configuration repository.
TDM uses the following databases:
TDM repository
A relational database that contains tables that TDM requires to run and the tables that store metadata.
Model repository
A relational database that stores table metadata for data discovery profiles and the connections that you create in Test Data Manager.
PowerCenter repository
A relational database that stores all of the metadata required to run workflows.
Profiling warehouse
A relational database that stores profile results for data discovery.
Test data warehouse repository
A relational database that stores the source table metadata and project metadata for data sets that you store in the test data warehouse.
Test data warehouse
A relational database that stores the source data that you include in data sets that you store in the test data warehouse.
Domain configuration repository
A relational database that stores the connections used to run profiles, users for the Informatica domain, and metadata for the Informatica domain.