large table deletion

Java Tech Enthusiast

Oct 3, 2024 · Databases

MySQL Large Table Data Deletion Optimization Strategy

To efficiently purge old user‑operation logs while retaining the most recent three months and preserving type‑c entries, the article recommends abandoning offset pagination and MyBatis PageHelper, using primary‑key‑based pagination with a tracked startId, in‑memory filtering, intelligent startId recalculation, and optional sleep intervals to avoid database overload.