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ApsaraDB for ClickHouse:DescribeActiveOperationTasks

Last Updated:Mar 30, 2026

Queries the active O&M tasks of a ClickHouse instance, with optional filters for task type, status, change level, and pagination.

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RAM authorization

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Request parameters

Parameter Type Required Description Example
Region string No The region ID. cn-beijing
TaskType string No The task type. Valid values: rds_apsaradb_upgrade (minor version upgrade), all (all task types). all
PageSize integer No The number of entries per page. Valid values: 30 (default), 50, 100. 30
PageNumber integer No The page number. 1
ProductId string No The product ID. clickhouse
DbType string No The database type. clickhouse
Status integer No The task status to filter by. Valid values: -1 (all tasks), 3 (to be processed), 4 (in progress), 5 (successful), 6 (failed), 7 (canceled). -1
InsName string No The instance name. cc-bp191w*******
AllowChange integer No Filters tasks by whether the scheduled time can be changed. Valid values: 0 (time cannot be changed), 1 (time can be changed). -1
AllowCancel integer No Filters tasks by whether the task can be canceled. Valid values: 0 (task cannot be canceled), 1 (task can be canceled). -1
ChangeLevel string No The task change level. Valid values: all (default, all levels), S0 (exception fixing), S1 (system O&M). all

Response elements

Element Type Description Example
PageNumber integer The page number. 1
RequestId string The request ID. F5178C10-1407-4987-9133-DE4DC9119F76
PageSize integer The number of entries per page. Valid values: 30 (default), 50, 100. 30
TotalRecordCount integer The total number of records. 1
Items array\<object\> The list of O&M tasks.
Items[].Id integer The task ID. 11
Items[].InsName string The instance ID. cc-bp191w*******
Items[].Region string The region ID. cn-beijing
Items[].DbType string The database type. clickhouse
Items[].DbVersion string The kernel version of the cluster. 23.8
Items[].CurrentAVZ string The zone where the instance currently resides. cn-beijing-h
Items[].InsComment string The instance description. test
Items[].Status integer The task status. Valid values: 2 (waiting for the user to set a time), 3 (to be processed), 4 (in progress), 5 (successful), 6 (failed), 7 (canceled). 2
Items[].TaskType string The O&M task type. rds_apsaradb_upgrade
Items[].TaskTypeEn string The O&M task type in English. Minor version update
Items[].TaskTypeZh string The O&M task type in Chinese. minor version upgrade
Items[].TaskParams string The O&M task parameters in JSON format. { "Action": "UpgradeDBInstance" }
Items[].ChangeLevel string The change level code. Valid values: S0 (Threat fixing), S1 (system O&M). S1
Items[].ChangeLevelEn string The change level in English. S1
Items[].ChangeLevelZh string The change level in Chinese. system maintenance
Items[].Impact string The event impact code. TransientDisconnection
Items[].ImpactEn string The event impact in English. Transient instance disconnection
Items[].ImpactZh string The event impact in Chinese. instance-interruption。
Items[].AllowChange string Whether the scheduled time can be changed. Valid values: -1 (all), 0 (no), 1 (yes). -1
Items[].AllowCancel string Whether the task can be canceled. Valid values: -1 (all), 0 (no), 1 (yes). -1
Items[].CreatedTime string The time when the task was created, in UTC (YYYY-MM-DDTHH:mm:ssZ). 2018-05-30T14:30:00Z
Items[].StartTime string The time when the backend starts executing the task, in UTC (YYYY-MM-DDTHH:mm:ssZ). 2025-04-22T01:06Z
Items[].SwitchTime string The time when the backend initiates the switchover, in UTC (YYYY-MM-DDTHH:mm:ssZ). 2018-05-30T14:30:00Z
Items[].Deadline string The latest time to which the task execution time can be adjusted, in UTC (YYYY-MM-DDTHH:mm:ssZ). 2018-05-30T23:59:59Z
Items[].ModifiedTime string The time when the task was last modified, in UTC (YYYY-MM-DDTHH:mm:ssZ). 2023-11-15T06:17:54Z
Items[].PrepareInterval string The preparation time required before the switchover, in HH:mm:ss format. 04:00:00
Items[].ResultInfo string The description of the task execution result. userCancel
Items[].SubInsNames array The IDs of sub-instances associated with the task.
Items[].SubInsNames[] string A sub-instance ID. 1

Examples

Success response

JSON format

{
  "PageNumber": 1,
  "RequestId": "F5178C10-1407-4987-9133-DE4DC9119F76",
  "PageSize": 30,
  "TotalRecordCount": 1,
  "Items": [
    {
      "Status": 2,
      "ChangeLevelEn": "S1",
      "TaskType": "rds_apsaradb_upgrade",
      "InsName": "cc-bp191w*******",
      "Region": "cn-beijing",
      "ImpactZh": "instance-interruption。",
      "CreatedTime": "2018-05-30T14:30:00Z",
      "SwitchTime": "2018-05-30T14:30:00Z",
      "ChangeLevelZh": "system maintenance",
      "Deadline": "2018-05-30T23:59:59Z",
      "PrepareInterval": "04:00:00",
      "Impact": "TransientDisconnection",
      "TaskTypeZh": "minor version upgrade",
      "CurrentAVZ": "cn-beijing-h",
      "AllowChange": "-1",
      "DbVersion": "23.8",
      "ImpactEn": "Transient instance disconnection",
      "InsComment": "test",
      "StartTime": "2025-04-22T01:06Z",
      "ModifiedTime": "2023-11-15T06:17:54Z",
      "AllowCancel": "-1",
      "DbType": "clickhouse",
      "ChangeLevel": "S1",
      "TaskTypeEn": "Minor version update",
      "ResultInfo": "userCancel",
      "Id": 11,
      "SubInsNames": [
        "1"
      ],
      "TaskParams": "{\"Action\": \"UpgradeDBInstance\"}"
    }
  ]
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.