Qixiong Zeng

ORCID: 0000-0003-2391-596X
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About
Contact & Profiles
Research Areas
  • Data Management and Algorithms
  • Domain Adaptation and Few-Shot Learning
  • Neonatal and fetal brain pathology
  • Caching and Content Delivery
  • Data Stream Mining Techniques
  • Machine Learning and ELM

Beijing Jiaotong University
2023

Cardinality Estimation (CE) is a fundamental but critical problem in DBMS query optimization, while deep learning techniques have made significant breakthroughs the research of CE. However, apart from requiring sufficiently large training data to cover all possible regions for accurate estimation, current query-driven CE methods also suffer workload drifts. In fact, retraining or fine-tuning needs cardinality labels as ground truth and obtaining through expensive. Therefore, we propose CEDA,...

10.14778/3611540.3611589 article EN Proceedings of the VLDB Endowment 2023-08-01
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