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Parallel Aggregation Queries over Star Schema: A Hierarchical Encoding Scheme and Efficient Percentile Computing as a Case.
Xiongpai Qin
Huijui Wang
Xiaoyong Du
Shan Wang
Published in:
ISPA (2011)
Keyphrases
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encoding scheme
star schema
hierarchical clustering
genetic algorithm
decision making
relational databases
sensor networks
aggregation queries