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feat: ClickHouse auto backup before powering off a service #640

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feat: ClickHouse auto backup before powering off a service #640

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4 changes: 2 additions & 2 deletions docs/products/clickhouse/concepts/disaster-recovery.md
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Expand Up @@ -31,9 +31,9 @@ Also see [cross-availability-zone data distribution](/docs/platform/concepts/ava
### Service backup

Backups of Aiven for ClickHouse services happen automatically on a daily
basis.
basis. An automatic backup is also taken before powering off a service.
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They cover the following:
Backups cover the following:

- Access entities (for example, users, roles, passwords, or secrets)
stored in Zookeeper
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9 changes: 5 additions & 4 deletions docs/products/clickhouse/reference/limitations.md
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Expand Up @@ -28,11 +28,12 @@ a
<td>
Since Aiven for ClickHouse service takes a single snapshot a day only:
<ul>
<li>When powering off the service, all data after the last backup is lost.</li>
<li>Point-in-time recovery is not supported. A database can be restored to
one of the daily backups states only.</li>
<li>Point-in-time recovery is not supported. A database can be
[restored to one of the daily backups states](/docs/products/clickhouse/howto/restore-backup)
only.</li>
<li>When creating a database fork,
you can only create a fork that matches the state of one of the backups.</li>
you can only [create a fork](/docs/products/clickhouse/howto/restore-backup)
that matches the state of one of the backups.</li>
<li>Any data inserted before the next snapshot is lost if all nodes in a
given shard malfunction and need to be replaced. This limitation doesn't
apply to patches, migrations, or scaling, which are handled safely and
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