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» Implementing Data Cubes Efficiently
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SSDBM
2000
IEEE
168views Database» more  SSDBM 2000»
14 years 2 months ago
pCube: Update-Efficient Online Aggregation with Progressive Feedback and Error Bounds
Multidimensional data cubes are used in large data warehouses as a tool for online aggregation of information. As the number of dimensions increases, supporting efficient queries ...
Mirek Riedewald, Divyakant Agrawal, Amr El Abbadi
SIGMOD
1996
ACM
120views Database» more  SIGMOD 1996»
14 years 3 months ago
Implementing Data Cubes Efficiently
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...
Venky Harinarayan, Anand Rajaraman, Jeffrey D. Ull...
ICDE
2004
IEEE
125views Database» more  ICDE 2004»
15 years 15 days ago
Range CUBE: Efficient Cube Computation by Exploiting Data Correlation
Data cube computation and representation are prohibitively expensive in terms of time and space. Prior work has focused on either reducing the computation time or condensing the r...
Ying Feng, Divyakant Agrawal, Amr El Abbadi, Ahmed...
GCC
2005
Springer
14 years 4 months ago
The Computation of Semantic Data Cube
The multidimensional analysis based on data cube has been growing interest. However existing data cube model usually does not have the semantics of attributes and hence the analysi...
Yubao Liu, Jian Yin
DOLAP
2004
ACM
14 years 4 months ago
PrefixCube: prefix-sharing condensed data cube
BST Condensed Cube is a fully computed cube that condenses those tuples, which are aggregated from the same single base relation tuple, into one physical tuple. Although it has be...
Jianlin Feng, Qiong Fang, Hulin Ding