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» Database Query Languages and Functional Logic Programming
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FOCS
1998
IEEE
15 years 2 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
DEXAW
2008
IEEE
93views Database» more  DEXAW 2008»
15 years 4 months ago
Overlay GHC: An Extension of Guarded Horn Clauses for Overlay Programming
Today’s high-speed network allows sophisticated applications of overlay networks. Meanwhile, usage of multicore processors has been spreading. The level of concurrency we need t...
Kenji Saito
JOT
2010
108views more  JOT 2010»
14 years 8 months ago
Extending Scala with Database Query Capability
Abstract The integration of database and programming languages is difficult due to the different data models and type systems prevalent in each field. We present a solution wher...
Miguel Garcia, Anastasia Izmaylova, Sibylle Schupp
ICFP
2012
ACM
13 years 4 days ago
Functional programming with structured graphs
This paper presents a new functional programming model for graph structures called structured graphs. Structured graphs extend conventional algebraic datatypes with explicit defi...
Bruno C. d. S. Oliveira, William R. Cook
EDBT
1990
ACM
108views Database» more  EDBT 1990»
15 years 1 months ago
Deductive Databases - Theory Meets Practice
Deductive Databases are coming of age with the emergence of efficient and easy to use systems that support queries, reasoning, and application development on databases through dec...
Carlo Zaniolo