Foundations of aggregation constraints

We introduce a new constraint domain, aggregation constraints, that is useful in database query languages, and in constraint logic programming languages that incorporate aggregate functions. We formally study the fundamental problem of determining if a conjunction of aggregation constraints is satis...

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Bibliographic Details
Published in:	Theoretical computer science Vol. 193; no. 1; pp. 149 - 179
Main Authors:	Ross, Kenneth A., Srivastava, Divesh, Stuckey, Peter J., Sudarshan, S.
Format:	Journal Article
Language:	English
Published:	Elsevier B.V 28.02.1998
ISSN:	0304-3975, 1879-2294
Online Access:	Get full text
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