# CreateLakeFormationOptIn
<a name="API_CreateLakeFormationOptIn"></a>

Enforce Lake Formation permissions for the given databases, tables, and principals.

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

```
POST /CreateLakeFormationOptIn HTTP/1.1
Content-type: application/json

{
   "Condition": { 
      "Expression": "string"
   },
   "Principal": { 
      "DataLakePrincipalIdentifier": "string"
   },
   "Resource": { 
      "Catalog": { 
         "Id": "string"
      },
      "Database": { 
         "CatalogId": "string",
         "Name": "string"
      },
      "DataCellsFilter": { 
         "DatabaseName": "string",
         "Name": "string",
         "TableCatalogId": "string",
         "TableName": "string"
      },
      "DataLocation": { 
         "CatalogId": "string",
         "ResourceArn": "string"
      },
      "LFTag": { 
         "CatalogId": "string",
         "TagKey": "string",
         "TagValues": [ "string" ]
      },
      "LFTagExpression": { 
         "CatalogId": "string",
         "Name": "string"
      },
      "LFTagPolicy": { 
         "CatalogId": "string",
         "Expression": [ 
            { 
               "TagKey": "string",
               "TagValues": [ "string" ]
            }
         ],
         "ExpressionName": "string",
         "ResourceType": "string"
      },
      "Table": { 
         "CatalogId": "string",
         "DatabaseName": "string",
         "Name": "string",
         "TableWildcard": { 
         }
      },
      "TableWithColumns": { 
         "CatalogId": "string",
         "ColumnNames": [ "string" ],
         "ColumnWildcard": { 
            "ExcludedColumnNames": [ "string" ]
         },
         "DatabaseName": "string",
         "Name": "string"
      }
   }
}
```

## URI Request Parameters
<a name="API_CreateLakeFormationOptIn_RequestParameters"></a>

The request does not use any URI parameters.

## Request Body
<a name="API_CreateLakeFormationOptIn_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [Condition](#API_CreateLakeFormationOptIn_RequestSyntax) **   <a name="lakeformation-CreateLakeFormationOptIn-request-Condition"></a>
A Lake Formation condition, which applies to permissions and opt-ins that contain an expression.  
Type: [Condition](API_Condition.md) object  
Required: No

 ** [Principal](#API_CreateLakeFormationOptIn_RequestSyntax) **   <a name="lakeformation-CreateLakeFormationOptIn-request-Principal"></a>
The AWS Lake Formation principal. Supported principals are IAM users or IAM roles.  
Type: [DataLakePrincipal](API_DataLakePrincipal.md) object  
Required: Yes

 ** [Resource](#API_CreateLakeFormationOptIn_RequestSyntax) **   <a name="lakeformation-CreateLakeFormationOptIn-request-Resource"></a>
A structure for the resource.  
Type: [Resource](API_Resource.md) object  
Required: Yes

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

```
HTTP/1.1 200
```

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

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

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

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

 ** AccessDeniedException **   
Access to a resource was denied.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 403

 ** ConcurrentModificationException **   
Two processes are trying to modify a resource simultaneously.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

 ** EntityNotFoundException **   
A specified entity does not exist.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

 ** InternalServiceException **   
An internal service error occurred.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 500

 ** InvalidInputException **   
The input provided was not valid.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

 ** OperationTimeoutException **   
The operation timed out.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

 ** ResourceNumberLimitExceededException **   
A resource numerical limit was exceeded.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

## See Also
<a name="API_CreateLakeFormationOptIn_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/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/lakeformation-2017-03-31/CreateLakeFormationOptIn) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/lakeformation-2017-03-31/CreateLakeFormationOptIn)