Ullman, Jeffrey D. <br/><br/>
A first course in database systems 

 - Upper Saddle River :  [S.n.],  c1997 
 - xiii, 470 p. :  il.  ;  23 cm. 
<br/><br/> Incluye ejercicios. -- 
<br/><br/>The worlds of database systems -- Database modeling -- The relational data model -- Operations in he relational model -- The database language SQL -- Constraints and triggers in SQL -- System aspects of SQL -- Object-oriented query languages. 
<br/><br/><label>ISBN: </label>0138613370 
<br/><br/><label>Standard No.: </label>DIF-M938 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LENGUAJES DE CONSULTA<br/>SQL<br/>SISTEMAS DE GESTIÓN DE BASES DE DATOS - SGBD<br/>MODELOS DE DATOS