SQL 3 : implementing the object-relational database / Paul J. Fortier. SQL three Fortier, Paul J. SQL (Computer program language) Relational databases. Database management. QA76.73.S67 .F67 1999eb 005.756 FOS Includes bibliographical references and index. New York : McGraw-Hill, c1999. c1999. 1999 Text xiii, 414 p. : eng