The Metadata Manager Service requires a Metadata Manager repository in a relational database. When you create the Metadata Manager Service, you must provide connection information to the database.
Create the following database before you create the Metadata Manager Service:
Metadata Manager repository
Stores the Metadata Manager warehouse and models. The Metadata Manager warehouse is a centralized metadata warehouse that stores the metadata from metadata sources. Models define the metadata that Metadata Manager extracts from metadata sources. You need a Metadata Manager repository to browse and analyze metadata in Metadata Manager.