DeWu Technology
Jul 5, 2024 · Databases
StarRocks 2.5.13 Cross-Cluster Upgrade and Data Migration Practices
The article outlines a cross‑cluster upgrade to StarRocks 2.5.13, evaluating resource and stability costs, and presents two migration schemes—using external tables and a Flink connector—along with planning, parallel execution, validation steps, and results showing successful migration of over 10 TB at 2 Gb/s across ten nodes, while noting future automation and CDC enhancements.
External TableFlinkSQL
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