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LCC
1994
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Algorithms
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LCC 1994
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Linear Constraint Query Languages: Expressive Power and Complexity
14 years 4 months ago
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www.cs.ucsb.edu
We give an AC0 upper bound on the complexity of rst-oder queries over (in nite) databases de ned by restricted linear constraints. This result enables us to deduce the non-expressi...
Stéphane Grumbach, Jianwen Su, Christophe T...
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