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ti-chi-bot merged 1 commit into from
Apr 20, 2021
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Update use-br-command-line-tool.md #5284

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2 changes: 1 addition & 1 deletion br/use-br-command-line-tool.md
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Expand Up @@ -235,7 +235,7 @@ To get the timestamp of the last backup, execute the `validate` command. For exa
{{< copyable "shell-regular" >}}

```shell
LAST_BACKUP_TS=`br validate decode --field="end-version" -s local:///home/tidb/backupdata`
LAST_BACKUP_TS=`br validate decode --field="end-version" -s local:///home/tidb/backupdata | tail -n1`
```

In the above example, for the incremental backup data, BR records the data changes and the DDL operations during `(LAST_BACKUP_TS, current PD timestamp]`. When restoring data, BR first restores DDL operations and then the data.
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