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Backing up a specific partition

How can I backup a specific partition in ClickHouse?

Question

How can I backup a specific partition in ClickHouse?

Answer

See the below example, this uses the S3(Minio) disk configuration listed in our docker compose examples page.

Note

This does NOT apply to ClickHouse Cloud

Create a table:

Add some data that will fill both partitions equally:

verify data:

backup partition with id 1 to configured s3 disk:

Drop the table:

restore just partition with id 1 from backup:

validate the restored data:

· 3 min read