638 search results - page 7 / 128 » Efficient algorithms for evaluating xpath over streams |
WWW
2005
ACM
14 years 8 months ago
2005
ACM
This paper addresses the problem of fast retrieval of data from XML documents by providing a labeling schema that can easily handle simple as well as complex XPATH queries and als...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In XML databases, materializing queries and their results into views in a semantic cache can improve the performance of query evaluation by reducing computational complexity and I...
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
Window queries are proving essential to data-stream processing. In this paper, we present an approach for evaluating sliding-window aggregate queries that reduces both space and c...
VLDB
2005
ACM
14 years 28 days ago
2005
ACM
ICDE
2002
IEEE
14 years 8 months ago
2002
IEEE
We propose a novel index structure, termed XTrie, that supports the efficient filtering of XML documents based on XPath expressions. Our XTrie index structure offers several novel...