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» A taxonomy of parallel strategies for deduction
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FOCS
1998
IEEE
15 years 10 months ago
The Complexity of Acyclic Conjunctive Queries
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
Georg Gottlob, Nicola Leone, Francesco Scarcello
SEKE
1994
Springer
15 years 10 months ago
Rule firing with metarules
We describe a technique for the control of production rules firing in an object-oriented setting. This technique is based on the separation of control rules from ordinary domain r...
François Pachet, Jean-François Perro...