Trying to find an answer to a question which data is used by which application, can be a real challenge for number of companies, due to the proliferation of different IT technologies, tools, applications and systems that companies have in place. So, tracking the data to its source, i.e. performing impact analysis is many times very difficult exercise even for a trained IT personnel, and mission impossible for business users.
Oracle Enterprise Metadata Management (OEMM) is here to help. OEMM is a comprehensive metadata management platform, which can "harvest", i.e. reverse engineer and catalog metadata from virtually any metadata provider, including relational, Hadoop, ETL, BI, data modeling, and number of others.