3269 search results - page 208 / 654 » Query Optimization for XML |
133
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BNCOD
2003
15 years 5 months ago
2003
In this paper we describe a query paradigm based on ontologies, aggregate table-driven querying and expansion of QBE. It has two novel features: visually specifying aggregate table...
119
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IS
2002
15 years 3 months ago
2002
In this paper, we explore the possibility of transforming queries with minimum and maximum predicates into equivalent queries that can be computed more efficiently. The main contr...
172
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DASFAA
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract. In this paper, we explore the feature of sharing partial results of multiple queries to reduce the total number of messages incurred. Those queries sharing their partial ...
150
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DASFAA
2007
IEEE
15 years 10 months ago
2007
IEEE
With the increasing in demand on location-based aware services and RFIDs, efficient processing of continuous queries over moving object streams becomes important. In this paper, w...
165
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
The W3C XQuery language recommendation, based on a hierarchical and ordered document model, supports a wide variety of constructs and use cases. There is a diversity of approaches...