A Comparative Analysis of Methodologies for Database Schema Integration

@article{Batini1986ACA,
  title={A Comparative Analysis of Methodologies for Database Schema Integration},
  author={Carlo Batini and Maurizio Lenzerini and Shamkant B. Navathe},
  journal={ACM Comput. Surv.},
  year={1986},
  volume={18},
  pages={323-364}
}
One of the fundamental principles of the database approach is that a database allows a nonredundant, unified representation of all data managed in an organization. This is achieved only when methodologies are available to support integration across organizational and application boundaries. Methodologies for database design usually perform the design activity by separately producing several schemas, representing parts of the application, which are subsequently merged. Database schema… CONTINUE READING
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Integration algorithms for federated databases and logical database design

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19871 or schema restructuring [Batini and Lenzerini 19841. In general, both the discovery of conflicts and the interschema properties are aided

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Wiederhold and ElMasri [1979] provide a global loop from the end of the process to the initial comparison activity

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The dashed lines in these figures specify identifiers. In Figure 12a attribute A is not an identifier. It is shown to be transformed into an entity

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Type: Database integration methodology. Model: Functional model. The model uses

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119821 Type: View integration methodology. Model: Semantic hierarchical model

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