Weighted Distinct Sampling: Cardinality Estimation for SPJ Queries
Author:
Affiliation:
1. Hong Kong University of Science and Technology, Hong Kong, Hong Kong
2. Hong Kong University of Science and Technology & SICS, Shenzhen University, Hong Kong, Hong Kong
3. Alibaba Group, Hangzhou, China
Funder
HKRGC
Alibaba Innovative Research
Publisher
ACM
Link
https://dl.acm.org/doi/pdf/10.1145/3448016.3452821
Reference43 articles.
1. Join synopses for approximate query answering
2. The Space Complexity of Approximating the Frequency Moments
3. Counting Distinct Elements in a Data Stream
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