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Three-schema approach

The three-schema approach, or three-schema concept, in software engineering is an approach to building information systems and systems information management that originated in the 1970s. It proposes three different views in systems development, with conceptual modelling being considered the key to achieving data integration.

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Three-schema approach

Nodes24
Edges23
Triples2
Avg. degree1.92
Density0.083333
Components1

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Three-schema approach

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Three-schema approach → External, The

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data schema conceptual systems view three-schema external database internal model information views user application definition defined dbmss physical structures computer

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SubjectPredicateObjectConfidenceSrc
Three-schema approachrelated to overviewThe0.60section
Three-schema approachrelated to overviewExternal0.60section

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