@article{leroalearningtorankqueryoptimizer,
  title = {Lero: A Learning-to-Rank Query Optimizer},
  author = {Rong Zhu and Wei Chen and Bolin Ding and Xingguang Chen and Andreas Pfadler and Ziniu Wu and Jingren Zhou},
  year = {2023},
  eprint = {2302.06873},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2302.06873v2},
}