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cs.DB2026
Efficient Cost-Based Rewrite in a Bottom-Up Optimizer
Qi Cheng, Yang Sun, Weidong Yu +4
The query optimizer in a Database Management Systems (DBMS), translates declarative queries into efficient execution plans. Conventional bottom-up optimization consists of two main…
cs.DB2024
FuncEvalGMN: Evaluating Functional Correctness of SQL via Graph Matching Network
Yi Zhan, Yang Sun, Han Weng +7
In this paper, we propose a novel graph-based methodology to evaluate the functional correctness of SQL generation. Conventional metrics for assessing SQL code generation, such as…