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Parallel Aggregation Queries over Star Schema: A Hierarchical Encoding Scheme and Efficient Percentile Computing as a Case.

Xiongpai QinHuijui WangXiaoyong DuShan Wang
Published in: ISPA (2011)
Keyphrases
  • encoding scheme
  • star schema
  • hierarchical clustering
  • genetic algorithm
  • decision making
  • relational databases
  • sensor networks
  • aggregation queries