721 search results - page 82 / 145 » Supporting top-k join queries in relational databases |
108
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ICDE
2009
IEEE
14 years 7 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...
ICDE
2007
IEEE
15 years 4 months ago
2007
IEEE
User-defined preferences allow personalized ranking of query results. A user provides a declarative specification of his/her preferences, and the system is expected to use that ...
150
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VLDB
2006
ACM
15 years 10 months ago
2006
ACM
For querying structured and semistructured data, data retrieval and document retrieval are two valuable and complementary techniques that have not yet been fully integrated. In thi...
SIGCSE
1996
ACM
15 years 2 months ago
1996
ACM
lhis paper describes the use of cooperative group learning concepts in support of an undergraduate database mrtnagement course that emphasizes the theoretical and practical aspect...
144
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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...