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OOPSLA
1997
Springer
15 years 1 months ago
Query-Based Debugging of Object-Oriented Programs
Object relationships in modern software systems are becoming increasingly numerous and complex. Programmers who try to find violations of such relationships need new tools that al...
Raimondas Lencevicius, Urs Hölzle, Ambuj K. S...
ICDCN
2009
Springer
15 years 2 months ago
Optimizing Multi-hop Queries in ZigBee Based Multi-sink Sensor Networks
Wireless sensor networks with multiple users collecting data directly from the sensors have many potential applications. An important problem is to allocate for each user a query r...
Bing Han, Gwendal Simon
CIKM
1999
Springer
15 years 1 months ago
Rule-Based Query Optimization, Revisited
We present the architecture and a performance assessment of an extensible query optimizer written in Venus. Venus is a general-purpose active-database rule language embedded in C+...
Lane Warshaw, Daniel P. Miranker
VLDB
1993
ACM
99views Database» more  VLDB 1993»
15 years 1 months ago
Control of an Extensible Query Optimizer: A Planning-Based Approach
III this paper we address the problem of controlling the execution of a query optimizer. We describe a control for the optimization process that is based on planning. The controll...
Gail Mitchell, Umeshwar Dayal, Stanley B. Zdonik
SBBD
2007
97views Database» more  SBBD 2007»
14 years 11 months ago
Constrained Aggregate Similarity Queries in Metric Spaces
The optimization of similarity queries using metric access methods has been widely discussed in the last decades. Similarity queries consider one object as the query center, and re...
Humberto Luiz Razente, Maria Camila Nardini Barion...