IT222 Database Principles

This course intrudces the characteristics of the database approach.  Database concepts and architecture; Data models, schemas and instances; Program data independence, Database languages and interfaces.  Data models for database systems; The E-R DM, Relational DM and Relational Algebra.  Relational model constraints; Domain, key, and integrity constraints.  SQL-relational DB language; Data definition, queries, update statements, and views in SQL.  Database design; functional dependencies, Normal forms.  Introduction to O O databases

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