Skew-aware online aggregation over joins through guided sampling.

Yuxiang Wang Jiahui Jin Xiaoliang Xu Longbin Zhang

Published in: Concurr. Comput. Pract. Exp. (2018)

Keyphrases

online learning
real time
skewed data
sampling methods
data mining
online environment
sampling strategy
sql queries
join algorithms
markov chain monte carlo
online communities
data aggregation
rank aggregation
parallel processing
multi dimensional
join processing
genetic algorithm