Distributed DBMSs must conform to the Three Schema Architecture just like traditional DBMSs do.

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Distributed DBMSs do not necessarily have to conform to the Three Schema Architecture, which is a framework for traditional DBMSs to ensure the database's physical schema is separated from the application programs. Distributed DBMSs focus on the distribution of data across multiple sites, and while they may use aspects of the Three Schema Architecture, it is not a requirement.

Distributed DBMSs Must Conform to the Three Schema Architecture Just