JD Cloud Developers

Sep 29, 2020 · Databases

Why ClickHouse Powers JD Cloud’s Billion‑Row Queries: Architecture and Performance Secrets

This article explains how JD Cloud’s JCHDB, built on ClickHouse, achieves millisecond‑level queries on billions of rows through columnar storage, distributed multi‑master architecture, SIMD vector engine, sparse indexing, and specialized table engines, and outlines the ideal use cases and deployment details.