574 search results - page 77 / 115 » Distributed Queries and Query Optimization in Schema-Based P... |
116
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EDBT
2009
ACM
15 years 5 months ago
2009
ACM
Many Web applications are based on dynamic interactions between Web components exchanging flows of information. Such a situation arises for instance in mashup systems or when moni...
120
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SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
Histograms have been widely used for fast estimation of query result sizes in query optimization. In this paper, we propose a new histogram method, called the Skew-Tolerant Histog...
EDBT
2002
ACM
16 years 2 months ago
2002
ACM
For a spatial database management system, it is an important goal to minimize the I/O-cost of queries and other operations. Several page-replacement strategies have been proposed a...
118
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PDIS
1994
IEEE
15 years 6 months ago
1994
IEEE
We propose a new client-side data-caching scheme for relational databases with a central server and multiple clients. Data are loaded into each client cache based on queries execut...
159
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ICDCS
2007
IEEE
15 years 5 months ago
2007
IEEE
This paper presents GeoGrid, a geographical location service overlay network system, for providing scalable location-based services to a large and growing number of mobile users. ...