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cs.DB2026
LQRS: Learned Query Re-optimization Framework for Spark SQL
Jiahao He, Yutao Cui, Cuiping Li +3
The query optimizer is a fundamental component of database management systems. Recent studies have shown that learned query optimizers outperform traditional cost-based query optim…
cs.DB2024
FOSS: A Self-Learned Doctor for Query Optimizer
Kai Zhong, Luming Sun, Tao Ji +2
Various works have utilized deep learning to address the query optimization problem in database system. They either learn to construct plans from scratch in a bottom-up manner or s…