DataFunTalk

Dec 12, 2019 · Databases

ScyllaDB Row‑Level Repair: Design, Implementation, and Performance Evaluation

ScyllaDB, a high‑performance C++ implementation of Apache Cassandra, introduces row‑level repair to replace the traditional partition‑level repair, reducing data transfer and I/O by operating on individual rows; the presentation details its architecture, multi‑stage process, experimental results, and the resulting six‑fold speedup.