# DescribeGlobalClusters
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Returns information about Neptune global database clusters. This API supports pagination.

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

 ** GlobalClusterIdentifier **   
The user-supplied DB cluster identifier. If this parameter is specified, only information about the specified DB cluster is returned. This parameter is not case-sensitive.  
Constraints: If supplied, must match an existing DB cluster identifier.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[A-Za-z][0-9A-Za-z-:._]*`   
Required: No

 ** Marker **   
(*Optional*) A pagination token returned by a previous call to `DescribeGlobalClusters`. If this parameter is specified, the response will only include records beyond the marker, up to the number specified by `MaxRecords`.  
Type: String  
Required: No

 ** MaxRecords **   
The maximum number of records to include in the response. If more records exist than the specified `MaxRecords` value, a pagination marker token is included in the response that you can use to retrieve the remaining results.  
Default: `100`   
Constraints: Minimum 20, maximum 100.  
Type: Integer  
Required: No

## Response Elements
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The following elements are returned by the service.

 **GlobalClusters.GlobalClusterMember.N**   
The list of global clusters and instances returned by this request.  
Type: Array of [GlobalCluster](API_GlobalCluster.md) objects

 ** Marker **   
A pagination token. If this parameter is returned in the response, more records are available, which can be retrieved by one or more additional calls to `DescribeGlobalClusters`.  
Type: String

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

 ** GlobalClusterNotFoundFault **   
The `GlobalClusterIdentifier` doesn't refer to an existing global database cluster.   
HTTP Status Code: 404

## See Also
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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/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/neptune-2014-10-31/DescribeGlobalClusters) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/neptune-2014-10-31/DescribeGlobalClusters)