365 search results - page 50 / 73 » Answering Non-Monotonic Queries in Relational Data Exchange |
135
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SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
One of the most common operations in analytic query processing is the application of an aggregate function to the result of a relational join. We describe an algorithm for computi...
DEXAW
2007
IEEE
14 years 11 months ago
2007
IEEE
Due to the lack of efficient native XML database management systems, XML data manipulation and query evaluation may be resource-consuming, and represent a bottleneck for several ...
76
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KDD
1997
ACM
15 years 1 months ago
1997
ACM
When mining large databases, the data extraction problem and the interface between the database and data mining algorithm become important issues. Rather than giving a mining algo...
101
Voted
ICICS
2007
Springer
15 years 1 months ago
2007
Springer
Authentication is increasingly relevant to data management. Data is being outsourced to untrusted servers and clients want to securely update and query their data. For example, in ...
68
Voted
VLDB
1997
ACM
15 years 1 months ago
1997
ACM
The goal of a mediator system is to provide users a uniform interface to the multitude of information sources. To translate user queries, given in a mediated schema, to queries on...