cold-hot tiering

JD Retail Technology

Feb 20, 2025 · Big Data

Cold‑Hot Data Tiering Solutions for JD Advertising Using Apache Doris

JD Advertising built a petabyte‑scale ad analytics service on Apache Doris, identified a hot‑cold access pattern, and implemented a native cold‑hot tiering solution (upgrading to Doris 2.0 and optimizing schema changes) that cut storage costs by ~87% and boosted concurrent query capacity over tenfold while simplifying operations.

Apache DorisBig Datacold-hot tiering

0 likes · 18 min read

Cold‑Hot Data Tiering Solutions for JD Advertising Using Apache Doris

JD Tech

Feb 11, 2025 · Big Data

Cold‑Hot Data Tiering and Performance Optimization in Apache Doris for JD Advertising

This article presents JD Advertising's engineering experience with Apache Doris, describing the evolution from a data‑lake cold‑data solution to a native cold‑hot tiering approach, detailing performance regressions after upgrading to Doris 2.0, and outlining a series of optimizations for query speed, CPU and memory usage, schema‑change efficiency, and automated data migration and restoration.

Apache DorisBig Datacold-hot tiering

0 likes · 17 min read

Cold‑Hot Data Tiering and Performance Optimization in Apache Doris for JD Advertising