Apache Doris 2.0-beta Release: New Query Optimizer, Pipeline Execution Engine, Workload Management and Major Performance Improvements
Apache Doris 2.0-beta, released on July 3, 2023, introduces a new Cascades‑based query optimizer, adaptive pipeline execution engine, workload‑aware resource isolation, enhanced memory management, partial column updates, multi‑catalog support, and numerous performance gains across real‑time analytics, ETL, and high‑concurrency point queries.