tuple calculus
<database>
A form of relational calculus in which a variable's only permitted values are tuples of a given relation.
Codd's unimplemented language ALPHA and the subsequent QUEL are examples of the tuple calculus.Last updated: 1998-10-05
Nearby terms:
TUPLE ♦ tuple ♦ tuple calculus ♦ Tuple Space Smalltalk ♦ tupling ♦ Turbo C
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