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ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
Most database query optimizers use cost models to identify good query execution plans. Inaccuracies in the cost models can cause query optimizers to select poor plans. In this pap...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
In a secure mediated information system, confidentiality is one of the main concerns when transmitting data from datasources to clients via a mediator. We present three approache...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
To better serve users’ information needs without requiring comprehensive queries from users, a simple yet effective technique is to explore the preferences of users. Since these...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
The search for unknown frequent pattern is one of the core activities in many time series data mining processes. In this paper we present an extension of the pattern discovery pro...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
Workload adaptation allows an autonomic database management system (DBMS) to efficiently make use of its resources and meet its Service Level Objectives (SLOs) by filtering or con...