# UpdateAction
<a name="API_UpdateAction"></a>

Updates an action.

## Request Syntax
<a name="API_UpdateAction_RequestSyntax"></a>

```
{
   "ActionName": "string",
   "Description": "string",
   "Properties": { 
      "string" : "string" 
   },
   "PropertiesToRemove": [ "string" ],
   "Status": "string"
}
```

## Request Parameters
<a name="API_UpdateAction_RequestParameters"></a>

For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [ActionName](#API_UpdateAction_RequestSyntax) **   <a name="sagemaker-UpdateAction-request-ActionName"></a>
The name of the action to update.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 120.  
Pattern: `[a-zA-Z0-9](-*[a-zA-Z0-9]){0,119}`   
Required: Yes

 ** [Description](#API_UpdateAction_RequestSyntax) **   <a name="sagemaker-UpdateAction-request-Description"></a>
The new description for the action.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 3072.  
Pattern: `.*`   
Required: No

 ** [Properties](#API_UpdateAction_RequestSyntax) **   <a name="sagemaker-UpdateAction-request-Properties"></a>
The new list of properties. Overwrites the current property list.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 30 items.  
Key Length Constraints: Minimum length of 0. Maximum length of 2500.  
Key Pattern: `.*`   
Value Length Constraints: Minimum length of 0. Maximum length of 2500.  
Value Pattern: `.*`   
Required: No

 ** [PropertiesToRemove](#API_UpdateAction_RequestSyntax) **   <a name="sagemaker-UpdateAction-request-PropertiesToRemove"></a>
A list of properties to remove.  
Type: Array of strings  
Length Constraints: Minimum length of 0. Maximum length of 2500.  
Pattern: `.*`   
Required: No

 ** [Status](#API_UpdateAction_RequestSyntax) **   <a name="sagemaker-UpdateAction-request-Status"></a>
The new status for the action.  
Type: String  
Valid Values: `Unknown | InProgress | Completed | Failed | Stopping | Stopped`   
Required: No

## Response Syntax
<a name="API_UpdateAction_ResponseSyntax"></a>

```
{
   "ActionArn": "string"
}
```

## Response Elements
<a name="API_UpdateAction_ResponseElements"></a>

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

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

 ** [ActionArn](#API_UpdateAction_ResponseSyntax) **   <a name="sagemaker-UpdateAction-response-ActionArn"></a>
The Amazon Resource Name (ARN) of the action.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 256.  
Pattern: `arn:aws[a-z\-]*:sagemaker:[a-z0-9\-]*:[0-9]{12}:action/.*` 

## Errors
<a name="API_UpdateAction_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** ConflictException **   
There was a conflict when you attempted to modify a SageMaker entity such as an `Experiment` or `Artifact`.  
HTTP Status Code: 400

 ** ResourceNotFound **   
Resource being access is not found.  
HTTP Status Code: 400

## See Also
<a name="API_UpdateAction_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/sagemaker-2017-07-24/UpdateAction) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/UpdateAction)