ListDataSets - AWS Mainframe Modernization


Lists the data sets imported for a specific application. In AWS Mainframe Modernization, data sets are associated with applications deployed on runtime environments. This is known as importing data sets. Currently, AWS Mainframe Modernization can import data sets into catalogs using CreateDataSetImportTask.

Request Syntax

GET /applications/applicationId/datasets?maxResults=maxResults&nameFilter=nameFilter&nextToken=nextToken&prefix=prefix HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.


The unique identifier of the application for which you want to list the associated data sets.

Pattern: ^\S{1,80}$

Required: Yes


The maximum number of objects to return.

Valid Range: Minimum value of 1. Maximum value of 2000.


Filter dataset name matching the specified pattern. Can use * and % as wild cards.

Pattern: ^\S{1,200}$


A pagination token returned from a previous call to this operation. This specifies the next item to return. To return to the beginning of the list, exclude this parameter.

Pattern: ^\S{1,2000}$


The prefix of the data set name, which you can use to filter the list of data sets.

Pattern: ^\S{1,200}$

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200 Content-type: application/json { "dataSets": [ { "creationTime": number, "dataSetName": "string", "dataSetOrg": "string", "format": "string", "lastReferencedTime": number, "lastUpdatedTime": number } ], "nextToken": "string" }

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.


The list of data sets, containing information including the creation time, the data set name, the data set organization, the data set format, and the last time the data set was referenced or updated.

Type: Array of DataSetSummary objects


If there are more items to return, this contains a token that is passed to a subsequent call to this operation to retrieve the next set of items.

Type: String

Pattern: ^\S{1,2000}$


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


The account or role doesn't have the right permissions to make the request.

HTTP Status Code: 403


The parameters provided in the request conflict with existing resources.

HTTP Status Code: 409


Failed to connect to server, or didn’t receive response within expected time period.

HTTP Status Code: 504


An unexpected error occurred during the processing of the request.

HTTP Status Code: 500


The specified resource was not found.

HTTP Status Code: 404


Server cannot process the request at the moment.

HTTP Status Code: 503


The number of requests made exceeds the limit.

HTTP Status Code: 429


One or more parameters provided in the request is not valid.

HTTP Status Code: 400

See Also

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