995 search results - page 42 / 199 » Optimization of Complex Nested Queries in Relational Databas... |
112
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SIGMOD
2001
ACM
16 years 2 months ago
2001
ACM
Over the last decades, improvements in CPU speed have outpaced improvements in main memory and disk access rates by orders of magnitude, enabling the use of data compression techn...
116
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CIDR
2007
15 years 3 months ago
2007
Database indices provide a non-discriminative navigational infrastructure to localize tuples of interest. Their maintenance cost is taken during database updates. In this paper, w...
220
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ICDE
2007
IEEE
16 years 3 months ago
2007
IEEE
As relational databases proliferate and become increasingly complex, both in their internal structure and in their interactions with other databases and applications, there is a g...
213
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SIGMOD
2008
ACM
16 years 2 months ago
2008
ACM
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...
119
Voted
ICDT
2003
ACM
15 years 7 months ago
2003
ACM
We state and solve the query reformulation problem for XML publishing in a general setting that allows mixed (XML and relational) storage for the proprietary data and exploits redu...