4397 search results - page 534 / 880 » Relational Algebra Operations |
209
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VLDB
2001
ACM
16 years 4 months ago
2001
ACM
Approximate query processing has emerged as a costeffective approach for dealing with the huge data volumes and stringent response-time requirements of today's decision-suppo...
248
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VLDB
2006
ACM
16 years 4 months ago
2006
ACM
: Moving Objects Databases have become an important research issue in recent years. For and querying moving objects, there exists a comprehensive framework of abstract data types t...
132
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
This paper presents a novel strategy for temporal coalescing. Temporal coalescing merges the temporal extents of value-equivalent tuples. A temporal extent is usually coalesced of...
162
Voted
PODS
2008
ACM
16 years 4 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
120
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ICSE
2007
IEEE-ACM
16 years 4 months ago
2007
IEEE-ACM
Middleware is a software layer that stands between the networked operating system and the application and provides well known reusable solutions to frequently encountered problems...