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br: add restore registry table in mysql #20438

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1 change: 1 addition & 0 deletions mysql-schema/mysql-schema.md
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Expand Up @@ -113,6 +113,7 @@ aliases: ['/docs-cn/dev/system-tables/system-table-overview/','/docs-cn/dev/refe
## 备份和恢复相关系统表

* `tidb_pitr_id_map` 存储时间点恢复 (Point-in-time recovery, PITR) 操作的 ID 映射信息
* `tidb_restore_registry` 存储恢复任务的注册表，给每个恢复任务分配唯一的恢复 ID 并防止不同的恢复操作相互冲突

## 其它系统表

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