686 search results - page 100 / 138 » A query simulation system to illustrate database query execu... |
127
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DIWEB
2001
15 years 5 months ago
2001
XPathLog is a logic-based language for manipulating and integrating XML data. It extends the XPath query language with Prolog-style variables. Due to the close relationship with X...
205
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
This paper analyzes the performance of concurrent (index) scan operations in both record (NSM/PAX) and column (DSM) disk storage models and shows that existing scheduling policies...
208
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DBSEC
2011
14 years 8 months ago
2011
Abstract. With sensors and mobile devices becoming ubiquitous, situation monitoring applications are becoming a reality. Data Stream Management Systems (DSMSs) have been proposed t...
130
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
We present SecureBlox, a declarative system that uniļ¬es a distributed query processor with a security policy framework. SecureBlox decouples security concerns from system speciļ...
154
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OOPSLA
2007
Springer
15 years 10 months ago
2007
Springer
Omniscient debuggers make it possible to navigate backwards in time within a program execution trace, drastically improving the task of debugging complex applications. Still, they...