1.5 Applicability Statement

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The conceptual schema definition language (CSDL) is an XML format that describes the structure and semantics of the Entity Data Model (EDM) schemas. All identifiers, such as names, namespaces, and so on, are case sensitive.

EDM is a specification for defining conceptual data models. Applications can use the EDM to define a conceptual model that describes the entity, relationships, and sets required in the domain served by the application.