WeChat Client Technology Team

Jan 14, 2018 · Databases

Boost SQLite Performance: WAL Mode and Asynchronous Checkpoint Explained

An in‑depth look at SQLite’s Write‑Ahead Logging (WAL) mode and the asynchronous checkpoint optimization used in WeChat’s WCDB, covering implementation details, performance gains, A/B test results, and practical code examples for enabling these features on Android.