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br: make version compatible table more clear #20497

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edd628f
fix
RidRisR Jun 11, 2025
d28e437
add 8.1 for mis-deletion before
RidRisR Jun 11, 2025
5c90389
Apply suggestions from code review
qiancai Jun 27, 2025
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2 changes: 2 additions & 0 deletions br/backup-and-restore-overview.md
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Expand Up @@ -157,6 +157,7 @@ TiDB v6.6.0 版本之前的 BR 版本兼容性矩阵：
| v7.1.0 | - | v7.5.0 及以上 |
| v7.5.0 | v7.5.0 及以上 | - |
| v8.1.0 | v8.1.0 及以上 | - |
| v8.5.0 | v8.5.0 及以上 | - |

下表列出了日志备份的兼容性矩阵，表格中所有信息均适用于新建集群。如果备份集群是从 v7.2.0 之前升级过来的集群，行为等同于 v7.1.0：

Expand All @@ -166,6 +167,7 @@ TiDB v6.6.0 版本之前的 BR 版本兼容性矩阵：
| v7.1.0 | - | v7.5.0 及以上 |
| v7.5.0 | v7.5.0 及以上 | - |
| v8.1.0 | v8.1.0 及以上 | - |
| v8.5.0 | v8.5.0 及以上 | - |

> **注意：**
>
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