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166
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DAWAK
2003
Springer
15 years 11 months ago
2003
Springer
In a data warehouse (DW) environment, when the operational environment does not posses or does not want to inform the data about the changes that occurred, controls have to be impl...
179
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WECWIS
2009
IEEE
16 years 21 days ago
2009
IEEE
The process of semantic web service composition arranges several web services into one composite service to realize complex workflows with an exploitation of semantics. This pape...
156
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DEBU
2000
15 years 5 months ago
2000
Execution plans produced by traditional query optimizers for data integration queries may yield poor performance for several reasons. The cost estimates may be inaccurate, the mem...
211
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SIGMOD
2011
ACM
14 years 8 months ago
2011
ACM
Joins are essential for many data analysis tasks, but are not supported directly by the MapReduce paradigm. While there has been progress on equi-joins, implementation of join alg...
178
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SBACPAD
2004
IEEE
15 years 7 months ago
2004
IEEE
Modern servers access large volumes of data while running commercial workloads. The data is typically spread among several storage devices (e.g. disks). Carefully placing the data...