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AWS Systems Manager
API Reference (API Version 2014-11-06)

GetParameterHistory

Query a list of all parameters used by the AWS account.

Request Syntax

{
   "MaxResults": number,
   "Name": "string",
   "NextToken": "string",
   "WithDecryption": boolean
}

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.

MaxResults

The maximum number of items to return for this call. The call also returns a token that you can specify in a subsequent call to get the next set of results.

Type: Integer

Valid Range: Minimum value of 1. Maximum value of 50.

Required: No

Name

The name of a parameter you want to query.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 2048.

Required: Yes

NextToken

The token for the next set of items to return. (You received this token from a previous call.)

Type: String

Required: No

WithDecryption

Return decrypted values for secure string parameters. This flag is ignored for String and StringList parameter types.

Type: Boolean

Required: No

Response Syntax

{
   "NextToken": "string",
   "Parameters": [ 
      { 
         "AllowedPattern": "string",
         "Description": "string",
         "KeyId": "string",
         "LastModifiedDate": number,
         "LastModifiedUser": "string",
         "Name": "string",
         "Type": "string",
         "Value": "string",
         "Version": number
      }
   ]
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

NextToken

The token to use when requesting the next set of items. If there are no additional items to return, the string is empty.

Type: String

Parameters

A list of parameters returned by the request.

Type: Array of ParameterHistory objects

Errors

For information about the errors that are common to all actions, see Common Errors.

InternalServerError

An error occurred on the server side.

HTTP Status Code: 400

InvalidKeyId

The query key ID is not valid.

HTTP Status Code: 400

InvalidNextToken

The specified token is not valid.

HTTP Status Code: 400

ParameterNotFound

The parameter could not be found. Verify the name and try again.

HTTP Status Code: 400

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: