Tencent Cloud Developer

May 7, 2020 · Databases

TDSQL Horizontal Scaling: Design Principles and Practice for Non‑Disruptive Linear Expansion

TDSQL enables Tencent Meeting’s non‑disruptive, linear horizontal scaling by using a stateless SQL engine, shard‑key selection, two‑phase distributed transactions, and one‑click set expansion, delivering near‑linear performance growth, high availability, and seamless capacity increase for millions of daily users worldwide.