WLP
2000
Springer
15 years 10 days ago
2000
Springer
In this paper, a dynamic approach to deductive query evaluation is presented which combines the e ects of di erent SIP strategies used for the magic set rewriting technique. Given...
68
Voted
ADBIS
1995
Springer
15 years 10 days ago
1995
Springer
It is by now folklore that the bottom-up evaluation of a program after the “magic set” transformation is “as efficient as” top-down evaluation. There are a number of forma...
ICLP
2010
Springer
15 years 21 days ago
2010
Springer
Abstract. Answer set programming (ASP) is a powerful formalism for knowledge representation and common sense reasoning that allows disjunction in rule heads and nonmonotonic negati...
SIGMOD
1996
ACM
15 years 28 days ago
1996
ACM
Magic sets rewriting is a well-known optimization heuristic for complex decision-support queries. There can be many variants of this rewriting even for a single query, which diffe...