Sciweavers

6 search results - page 2 / 2
» Backdoors to tractable answer set programming
Sort
View
123
Voted
AMW
2010
15 years 5 months ago
Query Rewriting under Non-Guarded Rules
We address the problem of answering conjunctive queries over knowledge bases, specified by sets of first-order sentences called tuple-generating dependencies (TGDs). This problem i...
Andrea Calì, Georg Gottlob, Andreas Pieris