Optimizing the Performance of a Relational Algebra Data Base Interface (Abstract).
John Miles SmithPhilip Yen-Tang ChangPublished in: SIGMOD Conference (1975)
Keyphrases
- relational algebra
- data manipulation
- query language
- relational calculus
- data model
- relational model
- expressive power
- normal form
- relational operators
- database
- relational database systems
- complex objects
- first order logic
- relational databases
- structured query language
- relational data model
- databases
- transitive closure
- abstract data types
- user interface
- database systems
- query evaluation
- object oriented
- aggregate functions
- high level
- recursive queries
- algebraic operations
- database query languages
- summary tables
- data sources
- knowledge base
- join operator