8763 search results - page 25 / 1753 » Querying Database Knowledge |
116
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SSD
2007
Springer
15 years 4 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...
145
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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 ...
113
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PODS
1995
ACM
15 years 1 months ago
1995
ACM
Databases are often incomplete because of the presence of disjunctive information, due to con icts, partial knowledge and other reasons. Queries against such databases often ask q...
CORR
2006
Springer
14 years 10 months ago
2006
Springer
Through the Internet and the World-Wide Web, a vast number of information sources has become available, which offer information on various subjects by different providers, often i...
100
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ESWA
2006
14 years 10 months ago
2006
Mining association rules and mining sequential patterns both are to discover customer purchasing behaviors from a transaction database, such that the quality of business decision ...