StarRing Big Data Open Lab

Nov 19, 2020 · Databases

How Logical Undo Logging and Constant-Time Recovery Transform Modern Databases

This article explains the principles of Logical Undo Logging, compares it with Physical Logging, and examines advanced recovery techniques such as SQL Server's Constant Time Recovery and the in‑memory database Silo's Force Recovery, highlighting their impact on concurrency, performance, and recovery latency.