The article details how Apache Paimon, integrated as an external table format in Alibaba’s Dolphin OLAP engine, achieves millisecond‑level query latency and up to 10k QPS through ORC push‑down, manifest conversion, caching, concurrency, and encoding optimizations, outperforming StarRocks and Hologres.
This article analyzes the challenges of Alibaba Mama's brand advertising data warehouse built on a Lambda architecture, introduces Apache Paimon lake storage and Dolphin OLAP engine as a unified lakehouse solution, details implementation steps, performance gains, and business benefits across multiple advertising scenarios.
This article explores how dolphins can stay continuously awake by alternating brain hemisphere activity, explains the biological basis of their half‑sleep behavior, and draws analogies to modern software deployment techniques such as blue‑green and rolling updates, illustrating continuous service availability and the concept of perpetual renewal.
