LakeMem: An Elastic Disaggregated-Memory Caching Layer for Analytical Processing Systems. - Xinyi Yu; Yingqiang Zhang; Hao Chen 080; Zhaoxiang Huang; Xinjun Yang; Feifei Li 001; Chuan Sun; Jing Geng; Jiong Xie; Ninglong Weng; Yiming Zhang 003 (SIGMOD Companion, 2026)