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The Dichotomous Intensional Expressive Power of the Nested Relational Calculus with Powerset.
Limsoon Wong
Published in:
In Search of Elegance in the Theory and Practice of Computation (2013)
Keyphrases
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expressive power
relational calculus
relational algebra
query language
aggregate functions
first order logic
transitive closure
query evaluation
database query languages
artificial intelligence
type checking
natural language
database management systems
conjunctive queries
relational database systems