DPC: Training-Free Text-to-SQL Candidate Selection via Dual-Paradigm Consistency (2026.acl-long)
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| Challenge: | Existing methods for generating SQL queries lack the ability to self-evaluate correctness without an execution oracle. |
| Approach: | They propose a framework that reformulates SQL selection from a probabilistic guessing task on hidden data into a deterministic verification task on visible data. |
| Outcome: | Experiments on BIRD and Spider show that the proposed method outperforms baselines. |
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