3225 search results - page 301 / 645 » Query Optimization by Stored Queries |
184
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TKDE
2011
15 years 1 months ago
2011
—With the advance of wireless communication technology, it is quite common for people to view maps or get related services from the handheld devices, such as mobile phones and PD...
324
Voted
VLDB
2005
ACM
16 years 7 months ago
2005
ACM
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...
209
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WISE
2007
Springer
16 years 29 days ago
2007
Springer
We study and present our findings on two closely related problems on xpath rewriting using views when both the view and the query are tree patterns involving /,// and []. First, g...
207
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HPDC
2000
IEEE
15 years 11 months ago
2000
IEEE
The dQUOB system satis es client need for speci c information from high-volume data streams. The data streams we speak of are the ow of data existing during large-scale visualizat...
134
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VLDB
1998
ACM
15 years 11 months ago
1998
ACM
Users often can not easily express their queries. For example, in a multimedia image by content setting, the user might want photographs with sunsets; in current systems, like QBI...