Sciweavers

6094 search results - page 762 / 1219
» Applications of a Color-Naming Database
Sort
View
ICDE
1999
IEEE
89views Database» more  ICDE 1999»
16 years 8 months ago
Relative Prefix Sums: An Efficient Approach for Querying Dynamic OLAP Data Cubes
Range sum queries on data cubes are a powerful tool for analysis. A range sum query applies an aggregation operation (e.g., SUM) over all selected cells in a data cube, where the ...
Steven Geffner, Divyakant Agrawal, Amr El Abbadi, ...
ICDE
1999
IEEE
106views Database» more  ICDE 1999»
16 years 8 months ago
Processing Operations with Restrictions in RDBMS without External Sorting: The Tetris Algorithm
Most operations of the relational algebra or SQL require a sorted stream of tuples for efficient processing. Therefore, processing complex relational queries relies on efficient a...
Volker Markl, Martin Zirkel, Rudolf Bayer
ICDE
1999
IEEE
116views Database» more  ICDE 1999»
16 years 8 months ago
Working Together in Harmony - An Implementation of the CORBA Object Query Service and Its Evaluation
The CORBA standard, together with its service specifications, has gained considerable attention in recent years. The CORBA Object Query Service allows for declarative access to he...
Klemens Böhm, Uwe Röhm
ICDE
1998
IEEE
187views Database» more  ICDE 1998»
16 years 8 months ago
Mining Optimized Association Rules with Categorical and Numeric Attributes
?Mining association rules on large data sets has received considerable attention in recent years. Association rules are useful for determining correlations between attributes of a ...
Rajeev Rastogi, Kyuseok Shim
ICDE
1995
IEEE
99views Database» more  ICDE 1995»
16 years 8 months ago
Record Subtyping in Flexible Relations by Means of Attribute Dependencies
The model of flexible relations supports heterogeneous sets of tuples in a strongly typed way. The elegance of the standard relational model is preserved by using a single, generi...
Christian Kalus, Peter Dadam