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cs.DB2025
Sketched Sum-Product Networks for Joins
Brian Tsan, Abylay Amanbayev, Asoke Datta +1
Sketches have shown high accuracy in multi-way join cardinality estimation, a critical problem in cost-based query optimization. Accurately estimating the cardinality of a join ope…
cs.DB2025
PLANSIEVE: Real-time Suboptimal Query Plan Detection Through Incremental Refinements
Asoke Datta, Yesdaulet Izenov, Brian Tsan +2
Cardinality estimation remains a fundamental challenge in query optimization, often resulting in sub-optimal execution plans and degraded performance. While errors in cardinality e…