Open access
Oct 2026
Online aggregation query space optimization technology for streaming data
We present a novel subspace segment tree data structure designed for online aggregation queries on streaming data, addressing the challenge of efficient query processing under limited storage space in embedded systems. Traditional segment tree structures require several times the storage space of the original data,...
Jia-Xuan Su, Xia-Oou Ding, Hai Qin et al.
· Tsinghua Science and Technol... · 0 citations