995 search results - page 122 / 199 » Optimization of Complex Nested Queries in Relational Databas... |
138
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BTW
2007
Springer
15 years 7 months ago
2007
Springer
: Schema mapping techniques for data exchange have become popular and useful tools both in research and industry. A schema mapping relates a source schema with a target schema via ...
226
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ICDE
2002
IEEE
16 years 4 months ago
2002
IEEE
XML queries typically specify patterns of selection predicates on multiple elements that have some specified tree structured relationships. The primitive tree structured relations...
105
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SIGMOD
2010
ACM
15 years 7 months ago
2010
ACM
Large-scale websites are increasingly moving from relational databases to distributed key-value stores for high request rate, low latency workloads. Often this move is motivated n...
111
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ICDE
1993
IEEE
15 years 7 months ago
1993
IEEE
Emerging database application domains demand not only new functionality but also high performance. To satisfy these two requirements, the Volcano project provides efficient, exten...
122
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VLDB
2005
ACM
15 years 8 months ago
2005
ACM
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...