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Informatica components store metadata in relational database repositories. The domain stores configuration and user information in a domain configuration repository.
You must set up a database and user account for the domain configuration repository before you run the installation. The database must be accessible to all gateway nodes in the Informatica domain.
When you install Informatica, you provide the database and user account information for the domain configuration repository. The Informatica installer uses JDBC to communicate with the domain configuration repository.
The domain configuration repository supports the following database types: