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103
Voted
ICDT
1997
ACM
15 years 5 months ago
1997
ACM
We develop a new schema for unstructured data. Traditional schemas resemble the type systems of programming languages. For unstructured data, however, the underlying type may be mu...
SIGMOD
1993
ACM
15 years 4 months ago
1993
ACM
The OO7 Benchmark represents a comprehensive test of OODBMS performance. In this report we describe the benchmark and present performance results from its implementation in four O...
173
Voted
SSD
1993
Springer
15 years 4 months ago
1993
Springer
Topological relationships between spatial objects represent important knowledge that users of geographic information systems expect to retrieve from a spatial database. A di cult t...
93
Voted
VLDB
1994
ACM
15 years 4 months ago
1994
ACM
This paper presents an innovative partitionbased time join strategy for temporal databases where time is represented by time intervals. The proposed method maps time intervals to ...
80
Voted
DEXAW
1995
IEEE
15 years 4 months ago
1995
IEEE
Inherent constraints play an important role in the semantic Xplain model. These constraints enable us to represent certain real world knowledge once for subsequent use in several ...