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Relational database is single data repository

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A relational database is a single data repository that provides both structural and data independence. End users find it easier to visualize their data as a collection of data organized as a matrix. How the data are physically stored in the database is of great concern to the user. Designers find it easier to deal with conceptual data representation (i.e., an ERD). Weak and inflexible query language. Describe the basic features of the relational data model and discuss their importance to the end user and the designer.

Reference no: EM133397565

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