365 search results - page 57 / 73 » Answering Non-Monotonic Queries in Relational Data Exchange |
VLDB
2001
ACM
15 years 1 months ago
2001
ACM
Constrained gradient analysis (similar to the “cubegrade” problem posed by Imielinski, et al. [9]) is to extract pairs of similar cell characteristics associated with big chan...
SIGMOD
2003
ACM
15 years 9 months ago
2003
ACM
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
EDBT
2010
ACM
14 years 11 months ago
2010
ACM
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Current approaches for supporting such queries are either for textcentric XM...
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Translating data and data access operations between applications and databases is a longstanding data management problem. We present a novel approach to this problem, in which the...
ICDCS
2009
IEEE
15 years 6 months ago
2009
IEEE
Users and administrators of large distributed systems are frequently in need of monitoring and management of its various components, data items and resources. Though there exist s...