1890 search results - page 163 / 378 » Querying Big Data by Accessing Small Data |
178
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CCGRID
2003
IEEE
15 years 12 months ago
2003
IEEE
This paper addresses the query performance issue for Relational OLAP (ROLAP) datacubes. We present a distributed multi-dimensional ROLAP indexing scheme which is practical to imple...
163
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MONET
2002
15 years 6 months ago
2002
Many cache management schemes designed for mobile environments are based on invalidation reports (IRs). However, IR-based approach suffers from long query latency and it cannot eff...
186
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SDMW
2004
Springer
15 years 12 months ago
2004
Springer
Abstract. Due to the growing interest in XML security, various access control schemes have been proposed recently. However, little effort has been put forth to facilitate a unifor...
166
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IPPS
2000
IEEE
15 years 11 months ago
2000
IEEE
In order to reduce the overhead of synchronizing operations of shared memory multiprocessors, this paper proposes a mechanism, named specMEM, to execute memory accesses following ...
155
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BTW
2005
Springer
16 years 2 days ago
2005
Springer
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...