5221 search results - page 186 / 1045 » An On-line Problem Database |
163
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VLDB
1990
ACM
15 years 10 months ago
1990
ACM
Non-monotonic knowledge evolutions and exceptions constitute a complex theoritical and practical problem. The state of the art shows a rich and surprising diversity of approaches....
237
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
153
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MOBISYS
2007
ACM
16 years 5 months ago
2007
ACM
We report on the design, implementation, and evaluation of a system called Cedar that enables mobile database access with good performance over low-bandwidth networks. This is acc...
156
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IQ
2003
15 years 7 months ago
2003
: Genome databases store data about molecular biological entities such as genes, proteins, diseases, etc. The main purpose of creating and maintaining such databases in commercial ...
187
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VLDB
2002
ACM
15 years 5 months ago
2002
ACM
Accurate prediction of operator execution time is a prerequisite for database query optimization. Although extensively studied for conventional disk-based DBMSs, cost modeling in ...