@article{dslr1fromsqltodslfortrainingretrievalage, title = {DSL-R1: From SQL to DSL for Training Retrieval Agents across Structured and Unstructured Data with Reinforcement Learning}, author = {Yunhai Hu and Junwei Zhou and Yumo Cao and Yitao Long and Yiwei Xu and Qiyi Jiang and Weiyao Wang and Xiaoyu Cao and Zhen Sun and Yiran Zou and Nan Du}, year = {2026}, eprint = {2603.21018}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2603.21018}, }