DescribeParameterModificationHistory - ApsaraDB for MongoDB

Queries the parameter modification records of an ApsaraDB for MongoDB instance.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

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:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is 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
dds:DescribeParameterModificationHistory	get	dbinstance acs:dds:{#regionId}:{#accountId}:dbinstance/{#dbinstanceId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
DBInstanceId	string	Yes	The instance ID. Note If you set this parameter to the ID of a sharded cluster instance, you must also specify the NodeId parameter.	dds-bp2235****
NodeId	string	No	The ID of the mongos node or shard node whose parameter modification records you want to query in the instance. Note This parameter is valid only when DBInstanceId is set to the ID of a sharded cluster instance.	d-bp1158****
StartTime	string	Yes	The beginning of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mmZ format. The time must be in UTC.	2019-01-01T12:10:10Z
EndTime	string	Yes	The end of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mmZ format. The time must be in UTC. The end time must be later than the start time.	2019-01-02T12:10:10Z
CharacterType	string	No	The role of the instance. Valid values: db: shard cs: Configserver mongos: mongos logic: sharded cluster instance	mongos

Response parameters

Parameter	Type	Description	Example
	object	The returned results.
RequestId	string	The request ID.	B1BB6E0E-B4EF-4145-81FA-A07719860248
HistoricalParameters	array<object>	Details about the parameter modification records.
	object
ParameterName	string	The name of the modified parameter.	operationProfiling.slowOpThresholdMs
OldParameterValue	string	The parameter value before modification.	100
NewParameterValue	string	The parameter value after modification.	200
ModifyTime	string	The time when the parameter was modified. The time follows the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.	2019-03-12T07:58:24Z

Examples

Sample success responses

JSONformat

{
  "RequestId": "B1BB6E0E-B4EF-4145-81FA-A07719860248",
  "HistoricalParameters": {
    "HistoricalParameter": [
      {
        "ParameterName": "operationProfiling.slowOpThresholdMs",
        "OldParameterValue": "100",
        "NewParameterValue": "200",
        "ModifyTime": "2019-03-12T07:58:24Z"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message
400	InvalidStartTime.Malformed	The Specified parameter StartTime is not valid.
400	InvalidEndTime.Malformed	The Specified parameter EndTime is not valid.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history