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127
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ER
2006
Springer
112views Database» more  ER 2006»
15 years 7 months ago
A DAG Comparison Algorithm and Its Application to Temporal Data Warehousing
Abstract. We present a new technique for discovering and representing structural changes between two versions of a directed acyclic graph (DAG). Motivated by the necessity of chang...
Johann Eder, Karl Wiggisser
ICCAD
1995
IEEE
113views Hardware» more  ICCAD 1995»
15 years 7 months ago
Logic decomposition during technology mapping
—A problem in technology mapping is that the quality of the final implementation depends significantly on the initially provided circuit structure. This problem is critical, es...
Eric Lehman, Yosinori Watanabe, Joel Grodstein, He...
VLDB
1995
ACM
194views Database» more  VLDB 1995»
15 years 7 months ago
Eager Aggregation and Lazy Aggregation
Efficient processing of aggregation queries is essential for decision support applications. This paper describes a class of query transformations, called eager aggregation and lat...
Weipeng P. Yan, Per-Åke Larson
DBPL
1991
Springer
66views Database» more  DBPL 1991»
15 years 7 months ago
Rationale and Design of BULK
BULK is a very-high-level persistent programming language and environment for prototyping and implementing database applications. BULK provides sets and sequences as primitive typ...
Steve Rozen, Dennis Shasha
ESWS
2009
Springer
15 years 7 months ago
Hybrid Adaptive Web Service Selection with SAWSDL-MX and WSDL-Analyzer
Abstract. In this paper, we present an adaptive, hybrid semantic matchmaker for SAWSDL services, called SAWSDL-MX2. It determines three kinds of semantic service similarity with a ...
Matthias Klusch, Patrick Kapahnke, Ingo Zinnikus