8220 search results - page 1308 / 1644 » Querying XML Data |
206
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CIDR
2003
15 years 9 months ago
2003
Partitioning within a B-tree, based on an artificial leading key column and combined with online reorganization, can be exploited during external merge sort for accurate deep read...
185
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IJCAI
2003
15 years 8 months ago
2003
Speculative execution of information gathering plans can dramatically reduce the effect of source I/O latencies on overall performance. However, the utility of speculation is clos...
168
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SCANGIS
2003
15 years 8 months ago
2003
GISs give users facilities to integrate and analyze data from different sources with different scale, accuracy, resolution and quality of the original data which are the key aspect...
214
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COMAD
1994
15 years 8 months ago
1994
Many parallel join algorithms have been proposed in the last several years. However, most of these algorithms require that the amount of data to be joined is known in advance in o...
210
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AMW
2009
15 years 8 months ago
2009
In data exchange, data are materialised from a source schema to a target schema, according to suitable source-to-target constraints. Constraints are also expressed on the target sc...