Metadata management is about the organization's management of its data and information assets. Metadata describes various facets of an information asset to improve its usability throughout its life cycle. Enterprise metadata management (EMM) encompasses the roles, responsibilities, processes, organization and technology necessary to ensure that the metadata across the enterprise adds value to that enterprise's data and information. The market for metadata management solutions comprises vendors that include one or many metadata management capabilities such as metadata repositories, business glossary — repository used to communicate and govern the enterprise's business terms along with associated definitions and relationships between those terms, data lineage, impact analysis — conveys extensive details regarding the dependencies of information or the impact of a change within a data source, rule management etc. in their stand-alone metadata management product.
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