Creates a materialized view recommendation task.
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 |
|---|---|---|---|---|
| adb:CreateMaterializedViewRecommend | create | *DBClusterLakeVersion acs:adb:{#regionId}:{#accountId}:dbcluster/{#DBClusterId} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| RegionId | string | No | The region ID. | cn-hangzhou |
| DBClusterId | string | Yes | The cluster ID. | amv-8vbwm*** |
| TaskName | string | Yes | The name of the recommendation task. | task_n1 |
| SchedulingPolicy | string | Yes | The scheduling policy of the recommendation task. Valid values: daily weekly | weekly |
| SchedulingDay | string | No | This parameter is valid only when SchedulingPolicy is set to weekly. Valid values:
Separate multiple days with commas (,). | Monday;Wednesday |
| SpecifiedTime | string | Yes | The execution time of the recommendation task. Specify the time in the HH:MM:SS format. | 10:00:00 |
| ScanQueriesRange | integer | No | The time range for scanning data. Unit: days. Default value: 3. | 3 |
| Description | string | No | The description of the recommendation task. | task desc |
| SlowQueryThreshold | integer | No | 慢查询阈值 | 2 |
| MinRewriteQueryPattern | integer | No | 最小可加速的 Pattern 数量 | 5 |
| MinRewriteQueryCount | integer | No | Pattern 匹配的最少慢查询个数 | 3 |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "1AD222E9-E606-4A42-BF6D-8A4442913CEF"
}Error codes
For a list of error codes, visit the Service error codes.