1967 search results - page 228 / 394 » The Case for Determinism in Database Systems |
251
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ICDE
2005
IEEE
16 years 8 months ago
2005
IEEE
The query optimizer of a database system is confronted with two aspects when handling user-defined functions (UDFs) in query predicates: the vast differences in evaluation costs b...
165
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KDD
2003
ACM
16 years 7 months ago
2003
ACM
Understanding the differences between contrasting groups is a fundamental task in data analysis. This realization has led to the development of a new special purpose data mining t...
178
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GCSE
2001
Springer
15 years 11 months ago
2001
Springer
Abstract. The C++ language has only a limited runtime type information system, which doesn’t provide full reflection capabilities. We present a general mechanism to support refle...
168
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VLDB
1998
ACM
15 years 10 months ago
1998
ACM
Numerous applications such as stock market or medical information systems require that both historical and current data be logically integrated into a temporal database. The under...
154
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ICDT
1995
ACM
15 years 10 months ago
1995
ACM
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...