TY  - BOOK
AU  - Date, C J.
TI  - SQL and relational theory: how to write accurate SQL code 
SN  - 9789350236086
U1  - 005.7402  2
PY  - 2011///
CY  - New Delhi
PB  - Shroff  Publishers and Distributors Pvt Ltd
KW  - Setting the scene
KW  - Types and domains
KW  - Tuples and relations rows and tables
KW  - No duplicates no nulls
KW  - sql and relational algebra II
KW  - SQL and logic
KW  - Sql and constraints
ER  -