TY  - BOOK
AU  - Date,C.J.
TI  - SQL and relational theory: how to write accurate SQL code 
T2  - Theory in practice
SN  - 9780596523060 (pbk.)
AV  - QA76.73.S67 D38 2009
U1  - 005.7565 22
PY  - 2009///
CY  - Beijing, Cambridge [Mass.]
PB  - O'Reilly
KW  - SQL (Computer program language)
KW  - Relational databases
N1  - Includes bibliographical references (p. 389-396) and index; 1. Setting the scene -- 2. Types and domains -- 3. Tuples and relations, rows and tables -- 4. No duplicates, no nulls -- 5. Base relvars, base tables -- 6. SQL and relational algebra I : the original operators -- 7. SQL and relational algebra II : additional operators -- 8. SQL and constraints -- 9. SQL and views -- 10. SQL and logic -- 11. Using logic to formulate SQL expressions -- 12. Miscellaneous SQL topics
ER  -