by Luis Grau Fernández, Ignacio López Rodríguez · tapa blanda · ISBN 9788488667694
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«Problemas de Bases de Datos» is the problem book by Luis Grau Fernández and Ignacio López Rodríguez, in paperback (345 pages, in Brazilian Portuguese).
Collection of practical problems and exercises on databases, with special attention to relational algebra and calculus, SQL queries and Query-By-Example, the Quel language and normal forms, as well as network and hierarchical models.
Published by Sanz y Torres in Madrid in 2001 (ISBN 978-84-88667-69-4).
For database students who need practice with relational algebra, SQL, normalization and data models.
