Towards Query Optimizer as a Service (QOaaS) in a Unified LakeHouse Ecosystem: Can One QO Rule Them All? - Rana Alotaibi; Yuanyuan Tian 001; Stefan Grafberger; Jesús Camacho-Rodríguez; Nicolas Bruno; Brian Kroth; Sergiy Matusevych; Ashvin Agrawal; Mahesh Behera; Ashit Gosalia; César A. Galindo-Legaria; Milind Joshi; et al. (CoRR, 2024)