Cryptographic Relational Algebra.
George I. DavidaYi-Shiung YehPublished in: IEEE Symposium on Security and Privacy (1982)
Keyphrases
- relational algebra
- expressive power
- query language
- relational model
- normal form
- relational calculus
- data model
- relational database systems
- complex objects
- first order logic
- relational data model
- aggregate functions
- recursive queries
- join operator
- summary tables
- relational operators
- data types
- relational databases
- transitive closure
- null values
- algebraic operations