GBase 8c Performance Tuning: From Statistics to Execution Plan Optimization

As data volumes and concurrent access grow, database performance becomes critical to system stability. Drawing from official technical manuals, this article distills core performance optimization techniques for GBASE's GBase 8c, the China‑domestically developed distributed database, covering statistics updates, execution plan intervention, SQL rewriting, and key parameter configuration. The Foundation: Understanding Execution Plan Generation GBase 8c is a cost‑based distributed database. Its opt