620 search results - page 51 / 124 » Optimizing Path Expression Queries of XML Data |
231
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ICDE
2003
IEEE
16 years 4 months ago
2003
IEEE
Structural join operations are central to evaluating queries against XML data, and are typically responsible for consuming a lion's share of the query processing time. Thus, ...
132
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EDBT
2004
ACM
16 years 3 months ago
2004
ACM
Peer-to-peer (P2P) systems are gaining increasing popularity as a scalable means to share data among a large number of autonomous nodes. In this paper, we consider the case in whic...
215
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PODS
2009
ACM
16 years 3 months ago
2009
ACM
In this work we investigate the satisfiability problem for the logic XPath( , , =), that includes all downward axes as well as equality and inequality tests. We address this probl...
139
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ADC
2008
Springer
15 years 9 months ago
2008
Springer
With respect to current methods for query evaluation over XML data streams, adoption of certain types of buffering techniques is unavoidable. Under lots of circumstances, the buff...
105
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INEX
2004
Springer
15 years 8 months ago
2004
Springer
NEXI was introduced in INEX 2004 as a query language for specifying structured and unstructured queries on XML documents. A language expressive enough for INEX yet simple enough f...