Cleans the data of specified databases in a Tair (Redis OSS-compatible) instance.
Operation description
Each Tair (Redis OSS-compatible) instance can contain up to 256 databases named from DB0 to DB255. Each database does not have a separate memory usage limit. The memory capacity that a database can use is subject to the total memory limit of the instance. You can execute the SELECT statement to switch between databases. For more information, see What is the size of each database on a Tair (Redis OSS-compatible) instance, and how can I choose databases?
Debugging
Authorization information
The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:
- Operation: the value that you can use in the Action element to specify the operation on a resource.
- Access level: the access level of each operation. The levels are read, write, and list.
- Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- For mandatory resource types, indicate with a prefix of * .
- If the permissions cannot be granted at the resource level,
All Resourcesis used in the Resource type column of the operation.
- Condition Key: the condition key that is defined by the cloud service.
- Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
| Operation | Access level | Resource type | Condition key | Associated operation |
|---|---|---|---|---|
| kvstore:FlushInstanceForDB | delete | *All Resources * |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| InstanceId | string | Yes | The instance ID. You can call the DescribeInstances operation to query the ID of the instance. | r-bp1zxszhcgatnx**** |
| DbIndex | integer | Yes | The index number of the database. Valid values: 0 to 255. | 1 |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "5D622714-AEDD-4609-9167-F5DDD3D1****"
}Error codes
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2023-07-25 | API Description Update | View Change Details |