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Understanding Relational Data Models by Yonas Gebre is a document available to read on EtoBox.

What is Understanding Relational Data Models about?

1) The document discusses concepts of the relational data model including relations, attributes, tuples, domains, schemas, and instances. 2) It describes several types of constraints for relational databases including domain constraints, single-value constraints, key constraints, entity integrity constraints, and referential integrity constraints. 3) Examples are provided to illustrate primary keys, foreign keys, and how constraints maintain relationships and prevent anomalies between related tables in a

Author

Yonas Gebre

Language

EN