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VLDB
2000
ACM
13 years 11 months ago
2000
ACM
Data allocation is a key performance factor for parallel database systems (PDBS). This holds especially for data warehousing environments where huge amounts of data and complex an...
TKDE
1998
13 years 7 months ago
1998
—We present a new access method, called the path dictionary index (PDI) method, for supporting nested queries on object-oriented databases. PDI supports object traversal and asso...
VLDB
1991
ACM
13 years 11 months ago
1991
ACM
Object-oriented data models are receiving wide attention since they provide expressive ionmechanismsto model naturally and directly both structural and behavioral aspectsof comple...
HPTS
1993
13 years 12 months ago
1993
System developments and research on parallel query processing have concentrated either on "Shared Everything" or "Shared Nothing" architectures so far. While t...
VLDB
1995
ACM
13 years 11 months ago
1995
ACM
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...