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This topic has been translated from a Chinese forum by GPT and might contain errors.Original topic: BR备份命令在使用full参数的时候会备份系统数据库吗?
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username: ablewang_xiaobo
[TiDB Usage Environment] Production Environment
[TiDB Version] v4.0.9
[Encountered Problem: Symptoms and Impact] When using TiDB’s BR command for a full database backup, does it by default back up system databases (INFORMATION_SCHEMA, METRICS_SCHEMA, mysql, PERFORMANCE_SCHEMA)?