6650 search results - page 386 / 1330 » Mutating database queries |
162
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WEBDB
2000
Springer
15 years 9 months ago
2000
Springer
Rewriting queries using views is a powerful technique that has applications in data integration, data warehousing and query optimization. Query rewriting in relational databases i...
184
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EDBT
2010
ACM
15 years 3 months ago
2010
ACM
Spatial data are common in many scientific and commercial domains such as geographical information systems and gene/protein expression profiles. Querying for distribution patterns...
248
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GIS
2004
ACM
16 years 6 months ago
2004
ACM
Despite various interoperability recommendations, heterogeneity of Geographic Information Systems (GIS) is still an issue. This led to an increasing need for a data integration sy...
132
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KDD
2005
ACM
16 years 5 months ago
2005
ACM
We present an algorithm for mining tree-shaped patterns in a large graph. Novel about our class of patterns is that they can contain constants, and can contain existential nodes w...
244
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SIGMOD
2009
ACM
16 years 5 months ago
2009
ACM
A growing mount of available text data are being stored in relational databases, giving rise to an increasing need for the RDBMSs to support effective text retrieval. In this pape...