Big Data Technology Architecture

Aug 13, 2022 · Big Data

Apache Doris at Xiaomi: Architecture Evolution, Performance Optimizations, and Production Practices

This article details Xiaomi's three‑year journey of adopting Apache Doris across dozens of internal services, describing the transition from a Spark‑SQL‑based Lambda architecture to a unified MPP database, performance benchmarks, data ingestion pipelines, compaction tuning, two‑phase commit, single‑replica writes, monitoring, and community contributions.