Database systems: concepts, languages & architectures
The book covers the most important requirements of teaching databases in a sharp and cleanly designed manner, and with a modular and progressive perspective. In fact, the whole book can be used for a full course (or pair of courses), but its first half can be profitably used for a shorter course.
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The relational model
Relational algebra and calculus
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allows application architecture attributes Automobile Boyce-Codd normal form buffer calculus carried cartesian product Chapter clause client complex components concepts conceptual schema concurrency control construct contains corresponding cursor DBMS DBMSs decomposition defined definition delete Department Dept DeptName described distributed domain domain calculus E-R schema Employee entity Entity-Relationship model example execution Exercise expression FirstName functional dependencies identifier implementation insert integrity constraints interface join lock logical schema method modification nested query node normal form null values object object-oriented occurrences OLAP operations optimization option parameters PL/SQL possible predicate primary key procedure programming languages Project properties reference registration numbers relation in Figure relational algebra relational model relationship represent request requires result Salary schema in Figure Section shown in Figure specific SQL command string structure superkey Surname syntax techniques transaction triggers tuples two-phase commit protocol update variable various