964 search results - page 51 / 193 » Efficiently Ordering Query Plans for Data Integration |
178
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EDBT
2011
ACM
14 years 8 months ago
2011
ACM
Data integration systems offer users a uniform interface to a set of data sources. Previous work has typically assumed that the data sources are independent of each other; however...
151
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GEOINFO
2003
15 years 5 months ago
2003
The integration among DW, OLAP and GIS has been given considerable attention in recent years by many researchers and industrial corporations. This may be a result of: 1) DW/OLAP ca...
244
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BNCOD
2011
14 years 4 months ago
2011
Due to high data volumes and unpredictable arrival rates, continuous query systems processing expensive queries in real-time may fail to keep up with the input data streams - resul...
175
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MMDB
2003
ACM
15 years 9 months ago
2003
ACM
The increased use of video data sets for multimedia-based applications has created a demand for strong video database support, including efficient methods for handling the content...
154
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DASFAA
2007
IEEE
15 years 8 months ago
2007
IEEE
Abstract. We have defined an XML structural index called the Structure Index Tree (SIT), which eliminates duplicate structures arising from the equivalent subtrees in an XML docume...