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Name and version: Common Warehouse Metamodel

Alternative name: CWM

Valid: From March 2004

Description: Specification for the metadata in support of exchange of data between tools.

Intended use:  As a means for recording the metadata to achieve data exchange between tools.

Maintenance organization: OMG - Object Management Group

ISO Standard Number: ISO/IEC 19504

References: See OMG web site (, and specifically

Relationships to other standards:   Concept Map

CWM is designed by OMG to work in conjunction with several others of their standards: Meta-Object Facility (MOF), Unified Modeling Language (UML), XML Metadata Interchange (XMI), and Ontology Definition Metamodel (ODM)

It also is well designed to fit into the processing cascade for a survey in a statistical office.

Language: English

Description last updated / validated: 18 December 2009

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