765 search results - page 67 / 153 » Query Processing over Incomplete Autonomous Databases |
DCC
2007
IEEE
15 years 9 months ago
2007
IEEE
Data synopsis is a lossy compressed representation of data stored into databases that helps the query optimizer to speed up the query process, e.g. time to retrieve the data from ...
113
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ICDE
2009
IEEE
14 years 8 months ago
2009
IEEE
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
91
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VLDB
2007
ACM
15 years 4 months ago
2007
ACM
There is a growing consensus that it is desirable to query over the structure implicit in unstructured documents, and that ideally this capability should be provided incrementally...
161
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
This paper extends relational processing and optimization to the FISQL/FIRA languages for dynamic schema queries over multidatabases. Dynamic schema queries involve the creation a...
GIS
2002
ACM
14 years 10 months ago
2002
ACM
The paper describes how the Web can be used as a support for intensive querying and display of large moving objects databases. We present first an architecture for a system which ...