Sciweavers

517 search results - page 87 / 104
» Evaluating XPath Queries on XML Data Streams
Sort
View
WWW
2011
ACM
14 years 7 months ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
94
Voted
BTW
2009
Springer
166views Database» more  BTW 2009»
15 years 7 months ago
TinTO: A Tool for View-Based Analysis of Stock Market Data Streams
: TinTO is an experimental system aiming at demonstrating the usefulness and feasibility of incrementally evaluated SQL queries for analyzing a wide spectrum of data streams. As ap...
Andreas Behrend, Christian Dorau, Rainer Manthey
96
Voted
SIGMOD
2004
ACM
188views Database» more  SIGMOD 2004»
16 years 19 days ago
Online Event-driven Subsequence Matching over Financial Data Streams
Subsequence similarity matching in time series databases is an important research area for many applications. This paper presents a new approximate approach for automatic online s...
Huanmei Wu, Betty Salzberg, Donghui Zhang
123
Voted
ICDE
2012
IEEE
233views Database» more  ICDE 2012»
13 years 2 months ago
Accuracy-Aware Uncertain Stream Databases
Abstract— Previous work has introduced probability distributions as first-class components in uncertain stream database systems. A lacking element is the fact of how accurate the...
Tingjian Ge, Fujun Liu
PVLDB
2010
122views more  PVLDB 2010»
14 years 11 months ago
Avalanche-Safe LINQ Compilation
We report on a query compilation technique that enables the construction of alternative efficient query providers for Microsoft’s Language Integrated Query (LINQ) framework. LIN...
Torsten Grust, Jan Rittinger, Tom Schreiber