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» Efficiently Ordering Query Plans for Data Integration
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CASCON
2006
136views Education» more  CASCON 2006»
15 years 5 months ago
Workload adaptation in autonomic DBMSs
Workload adaptation is a performance management process in which an autonomic database management system (DBMS) efficiently makes use of its resources by filtering or controlling ...
Baoning Niu, Patrick Martin, Wendy Powley, Randy H...
SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
16 years 4 months ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
CIKM
2009
Springer
15 years 8 months ago
Scalable indexing of RDF graphs for efficient join processing
Current approaches to RDF graph indexing suffer from weak data locality, i.e., information regarding a piece of data appears in multiple locations, spanning multiple data structur...
George H. L. Fletcher, Peter W. Beck
CORR
2004
Springer
82views Education» more  CORR 2004»
15 years 4 months ago
Schema-based Scheduling of Event Processors and Buffer Minimization for Queries on Structured Data Streams
We introduce an extension of the XQuery language, FluX, that supports event-based query processing and the conscious handling of main memory buffers. Purely event-based queries of...
Christoph Koch, Stefanie Scherzinger, Nicole Schwe...
VLDB
1994
ACM
147views Database» more  VLDB 1994»
15 years 8 months ago
Integrating a Structured-Text Retrieval System with an Object-Oriented Database System
We describe the integration of a structuredtext retrieval system (TextMachine) into an object-oriented database system (OpenODB). We use the external function capability of the da...
Tak W. Yan, Jurgen Annevelink