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cs.PL2025
Polygon: Symbolic Reasoning for SQL using Conflict-Driven Under-Approximation Search
Pinhan Zhao, Yuepeng Wang, Xinyu Wang
We present a novel symbolic reasoning engine for SQL which can efficiently generate an input for queries , such that their outputs on satisfy a given…
cs.PL2024
VeriEQL: Bounded Equivalence Verification for Complex SQL Queries with Integrity Constraints
Yang He, Pinhan Zhao, Xinyu Wang +1
The task of SQL query equivalence checking is important in various real-world applications (including query rewriting and automated grading) that involve complex queries with integ…