Features - List

Service:

Machine Learning

API Version:

2025-12-01

List Features.

GET https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.MachineLearningServices/workspaces/{workspaceName}/featuresets/{featuresetName}/versions/{featuresetVersion}/features?api-version=2025-12-01

With optional parameters:

GET https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.MachineLearningServices/workspaces/{workspaceName}/featuresets/{featuresetName}/versions/{featuresetVersion}/features?api-version=2025-12-01&$skip={$skip}&tags={tags}&featureName={featureName}&description={description}&listViewType={listViewType}&pageSize={pageSize}

URI Parameters

Name	In	Required	Type	Description
featuresetName	path	True	string pattern: ^[a-zA-Z0-9][a-zA-Z0-9\-_]{0,254}$	Name of Azure Machine Learning featuresets.
featuresetVersion	path	True	string	Inference Version name.
resourceGroupName	path	True	string minLength: 1 maxLength: 90	The name of the resource group. The name is case insensitive.
subscriptionId	path	True	string minLength: 1	The ID of the target subscription.
workspaceName	path	True	string pattern: ^[a-zA-Z0-9][a-zA-Z0-9_-]{2,32}$	Name of Azure Machine Learning workspace.
api-version	query	True	string minLength: 1	The API version to use for this operation.
$skip	query		string	Continuation token for pagination.
description	query		string	Description of the featureset.
featureName	query		string	feature name.
listViewType	query		ListViewType	[ListViewType.ActiveOnly, ListViewType.ArchivedOnly, ListViewType.All]View type for including/excluding (for example) archived entities.
pageSize	query		integer (int32)	Page size.
tags	query		string	Comma-separated list of tag names (and optionally values). Example: tag1,tag2=value2

Responses

Name	Type	Description
200 OK	FeatureResourceArmPaginatedResult	Azure operation completed successfully.
Other Status Codes	ErrorResponse	An unexpected error response.

Security

azure_auth

Azure Active Directory OAuth2 Flow.

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

List Feature.

Sample request

HTTP

GET https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/test-rg/providers/Microsoft.MachineLearningServices/workspaces/my-aml-workspace/featuresets/string/versions/string/features?api-version=2025-12-01&tags=string&featureName=string&description=string

Sample response

Status code:

200

{
  "nextLink": "https://management.azure.com/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/testrg123/providers/Microsoft.MachineLearningServices/workspaces/my-aml-workspace/features?api-version=2025-07-01-preview&$skip=2",
  "value": [
    {
      "name": "string",
      "type": "string",
      "id": "string",
      "properties": {
        "description": "string",
        "dataType": "Boolean",
        "featureName": "string",
        "properties": {
          "string": "string"
        },
        "tags": {
          "string": "string"
        }
      },
      "systemData": {
        "createdAt": "2020-01-01T12:34:56.999+00:50",
        "createdBy": "string",
        "createdByType": "Key",
        "lastModifiedAt": "2020-01-01T12:34:56.999+00:50",
        "lastModifiedBy": "string",
        "lastModifiedByType": "ManagedIdentity"
      }
    }
  ]
}

Definitions

Name	Description
createdByType	The type of identity that created the resource.
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response
Feature	Azure Resource Manager resource envelope.
FeatureDataType	Specifies type
FeatureProperties	DTO object representing feature
FeatureResourceArmPaginatedResult	A paginated list of Feature entities.
ListViewType	[ListViewType.ActiveOnly, ListViewType.ArchivedOnly, ListViewType.All]View type for including/excluding (for example) archived entities.
systemData	Metadata pertaining to creation and last modification of the resource.

createdByType

Enumeration

The type of identity that created the resource.

Value	Description
User
Application
ManagedIdentity
Key

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info	object	The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Error response

Name	Type	Description
error	ErrorDetail	The error object.

Feature

Object

Azure Resource Manager resource envelope.

Name	Type	Description
id	string	Fully qualified resource ID for the resource. Ex - /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceProviderNamespace}/{resourceType}/{resourceName}
name	string	The name of the resource
properties	FeatureProperties	[Required] Additional attributes of the entity.
systemData	systemData	Azure Resource Manager metadata containing createdBy and modifiedBy information.
type	string	The type of the resource. E.g. "Microsoft.Compute/virtualMachines" or "Microsoft.Storage/storageAccounts"

FeatureDataType

Enumeration

Specifies type

Value	Description
String
Integer
Long
Float
Double
Binary
Datetime
Boolean

FeatureProperties

Object

DTO object representing feature

Name	Type	Default value	Description
dataType	FeatureDataType	String	Specifies type
description	string		The asset description text.
featureName	string		Specifies name
properties	object		The asset property dictionary.
tags	object		Tag dictionary. Tags can be added, removed, and updated.

FeatureResourceArmPaginatedResult

Object

A paginated list of Feature entities.

Name	Type	Description
nextLink	string (uri)	The link to the next page of items
value	Feature[]	The Feature items on this page

ListViewType

Enumeration

[ListViewType.ActiveOnly, ListViewType.ArchivedOnly, ListViewType.All]View type for including/excluding (for example) archived entities.

Value	Description
ActiveOnly
ArchivedOnly
All

systemData

Object

Metadata pertaining to creation and last modification of the resource.

Name	Type	Description
createdAt	string (date-time)	The timestamp of resource creation (UTC).
createdBy	string	The identity that created the resource.
createdByType	createdByType	The type of identity that created the resource.
lastModifiedAt	string (date-time)	The timestamp of resource last modification (UTC)
lastModifiedBy	string	The identity that last modified the resource.
lastModifiedByType	createdByType	The type of identity that last modified the resource.