You can delete a cluster when you no longer need it for your services. This topic describes how to delete a cluster in an ApsaraDB for SelectDB instance.
Prerequisites
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The ApsaraDB for SelectDB instance that hosts the cluster is in the Running state.
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The target cluster is in the Running or Suspended state.
Notes
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Before you delete a cluster, make sure that a default cluster is specified. For more information, see Specify a default cluster.
If a default cluster is not specified, requests to access the deleted cluster will time out.
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You cannot delete the last remaining pay-as-you-go cluster in a pay-as-you-go instance.
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You cannot delete the last remaining subscription cluster in a subscription instance.
Billing
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Billing method |
Description |
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subscription |
If you delete a subscription cluster, Alibaba Cloud refunds the fees for the remaining subscription period to your original payment method. For details about the refund, see Unsubscription rules. |
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pay-as-you-go |
If you delete a pay-as-you-go cluster, the cluster is released and billing stops. |
Procedure
Deleting a cluster removes all its cached data, which cannot be recovered. Stored data is not affected. Proceed with caution.
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Log in to the Alibaba Cloud for SelectDB console.
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In the upper-left corner of the page, select the region of the instance.
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On the Instances page, click the target Instance ID to go to the Instance Details page.
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On the Instance Details page, click Cluster Management in the left-side navigation pane.
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On the Cluster Management page, find the target cluster and click Delete in the Actions column.
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In the dialog box that appears, click OK.