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ICDE
2006
IEEE
148views Database» more  ICDE 2006»
14 years 8 months ago
Unifying the Processing of XML Streams and Relational Data Streams
Relational data streams and XML streams have previously provided two separate research foci, but their unified support by a single Data Stream Management System (DSMS) is very des...
Xin Zhou, Hetal Thakkar, Carlo Zaniolo
BNCOD
2008
129views Database» more  BNCOD 2008»
13 years 8 months ago
A Semantics for a Query Language over Sensors, Streams and Relations
Abstract. We introduce a query language over sensors, streams and relations and formally describe its semantics. Although the language was specifically designed for sensor network ...
Christian Y. A. Brenninkmeijer, Ixent Galpin, Alva...
EMSOFT
2006
Springer
13 years 10 months ago
Mixing signals and modes in synchronous data-flow systems
Synchronous data-flow languages such as Scade/Lustre manage infinite sequences, or streams, as primitive values making them naturally adapted to the description of datadominated s...
Jean-Louis Colaço, Grégoire Hamon, M...
NSDI
2010
13 years 8 months ago
The Architecture and Implementation of an Extensible Web Crawler
Many Web services operate their own Web crawlers to discover data of interest, despite the fact that largescale, timely crawling is complex, operationally intensive, and expensive...
Jonathan M. Hsieh, Steven D. Gribble, Henry M. Lev...
SIGMOD
2000
ACM
121views Database» more  SIGMOD 2000»
13 years 11 months ago
MOCHA: A Self-Extensible Database Middleware System for Distributed Data Sources
We present MOCHA, a new self-extensible database middleware system designed to interconnect distributed data sources. MOCHA is designed to scale to large environments and is based...
Manuel Rodriguez-Martinez, Nick Roussopoulos