517 search results - page 35 / 104 » Evaluating XPath Queries on XML Data Streams |
192
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SIGMOD
2008
ACM
16 years 21 days ago
2008
ACM
We study the problem of querying relational data embedded in XML. Relational data can be represented by various tree structures in XML. However, current XML query methods, such as...
IDEAS
2007
IEEE
15 years 6 months ago
2007
IEEE
The problem of data integration (query decomposition, data fragmentation) has been widely studied in literature, but the inherent hierarchical nature of XML data presents problems...
84
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WEBDB
2005
Springer
15 years 6 months ago
2005
Springer
We present a system for efficient indexed querying of XML documents, enhanced with sibling operations. R-tree index proposed in [5] has a very high cost for the following-sibling...
120
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VLDB
2004
ACM
15 years 5 months ago
2004
ACM
Query containment is the most fundamental relationship between a pair of database queries: a query Q is said to be contained in a query Q if the answer for Q is always a subset of...
100
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SIGMOD
2002
ACM
16 years 21 days ago
2002
ACM
This work is a proposal for a database index structure that has been specifically designed to support the evaluation of XPath queries. As such, the index is capable to support all...