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The Hub Store is where business data is stored and consolidated. The Hub Store contains common information about all of the databases that are part of a Informatica MDM Hub implementation. The Hub Store resides in a supported database server environment.
The Hub Store contains:
all the master records for all entities across different source systems
rich metadata and the associated rules needed to determine and continually maintain only the most reliable cell-level attributes in each master record
logic for data consolidation functions, such as merging and unmerging data