2 papers
cs.DB2026
LSM-VEC: A Large-Scale Disk-Based System for Dynamic Vector Search
Shurui Zhong, Dingheng Mo, Siqiang Luo
Vector search underpins modern AI applications by supporting approximate nearest neighbor (ANN) queries over high-dimensional embeddings in tasks like retrieval-augmented generatio…
cs.DB2025
Don't Forget Range Delete! Enhancing LSM-based Key-Value Stores with More Compatible Lookups and Deletes
Fan Wang, Dingheng Mo, Siqiang Luo
LSM-trees are featured by out-of-place updates, where key deletion is handled by inserting a tombstone to mark its staleness instead of removing it in place. This defers actual rem…