# CreateConnection
<a name="API_CreateConnection"></a>

Creates a connection definition in the Data Catalog.

Connections used for creating federated resources require the IAM `glue:PassConnection` permission.

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

```
{
   "CatalogId": "string",
   "ConnectionInput": { 
      "AthenaProperties": { 
         "string" : "string" 
      },
      "AuthenticationConfiguration": { 
         "AuthenticationType": "string",
         "BasicAuthenticationCredentials": { 
            "Password": "string",
            "Username": "string"
         },
         "CustomAuthenticationCredentials": { 
            "string" : "string" 
         },
         "KmsKeyArn": "string",
         "OAuth2Properties": { 
            "AuthorizationCodeProperties": { 
               "AuthorizationCode": "string",
               "RedirectUri": "string"
            },
            "OAuth2ClientApplication": { 
               "AWSManagedClientApplicationReference": "string",
               "UserManagedClientApplicationClientId": "string"
            },
            "OAuth2Credentials": { 
               "AccessToken": "string",
               "JwtToken": "string",
               "RefreshToken": "string",
               "UserManagedClientApplicationClientSecret": "string"
            },
            "OAuth2GrantType": "string",
            "TokenUrl": "string",
            "TokenUrlParametersMap": { 
               "string" : "string" 
            }
         },
         "SecretArn": "string"
      },
      "ConnectionProperties": { 
         "string" : "string" 
      },
      "ConnectionType": "string",
      "Description": "string",
      "MatchCriteria": [ "string" ],
      "Name": "string",
      "PhysicalConnectionRequirements": { 
         "AvailabilityZone": "string",
         "SecurityGroupIdList": [ "string" ],
         "SubnetId": "string"
      },
      "PythonProperties": { 
         "string" : "string" 
      },
      "SparkProperties": { 
         "string" : "string" 
      },
      "ValidateCredentials": boolean,
      "ValidateForComputeEnvironments": [ "string" ]
   },
   "Tags": { 
      "string" : "string" 
   }
}
```

## Request Parameters
<a name="API_CreateConnection_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.

 ** [CatalogId](#API_CreateConnection_RequestSyntax) **   <a name="Glue-CreateConnection-request-CatalogId"></a>
The ID of the Data Catalog in which to create the connection. If none is provided, the AWS account ID is used by default.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: No

 ** [ConnectionInput](#API_CreateConnection_RequestSyntax) **   <a name="Glue-CreateConnection-request-ConnectionInput"></a>
A `ConnectionInput` object defining the connection to create.  
Type: [ConnectionInput](API_ConnectionInput.md) object  
Required: Yes

 ** [Tags](#API_CreateConnection_RequestSyntax) **   <a name="Glue-CreateConnection-request-Tags"></a>
The tags you assign to the connection.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 50 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Value Length Constraints: Minimum length of 0. Maximum length of 256.  
Required: No

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

```
{
   "CreateConnectionStatus": "string"
}
```

## Response Elements
<a name="API_CreateConnection_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.

 ** [CreateConnectionStatus](#API_CreateConnection_ResponseSyntax) **   <a name="Glue-CreateConnection-response-CreateConnectionStatus"></a>
The status of the connection creation request. The request can take some time for certain authentication types, for example when creating an OAuth connection with token exchange over VPC.  
Type: String  
Valid Values: `READY | IN_PROGRESS | FAILED` 

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

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

 ** AlreadyExistsException **   
A resource to be created or added already exists.    
 ** Message **   
A message describing the problem.
HTTP Status Code: 400

 ** GlueEncryptionException **   
An encryption operation failed.    
 ** Message **   
The message describing the problem.
HTTP Status Code: 400

 ** InvalidInputException **   
The input provided was not valid.    
 ** FromFederationSource **   
Indicates whether or not the exception relates to a federated source.  
 ** 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_CreateConnection_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/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/glue-2017-03-31/CreateConnection) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/CreateConnection)