# MultiRegionProperties
<a name="API_MultiRegionProperties"></a>

Defines the structure for multi-Region cluster configurations, containing the witness region and linked cluster settings.

## Contents
<a name="API_MultiRegionProperties_Contents"></a>

 ** clusters **   <a name="auroradsql-Type-MultiRegionProperties-clusters"></a>
The set of peered clusters that form the multi-Region cluster configuration. Each peered cluster represents a database instance in a different Region.  
Type: Array of strings  
Pattern: `arn:aws(-[^:]+)?:dsql:[a-z0-9-]{1,20}:[0-9]{12}:cluster/[a-z0-9]{26}`   
Required: No

 ** witnessRegion **   <a name="auroradsql-Type-MultiRegionProperties-witnessRegion"></a>
The Region that serves as the witness region for a multi-Region cluster. The witness Region helps maintain cluster consistency and quorum.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 50.  
Required: No

## 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 SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/dsql-2018-05-10/MultiRegionProperties) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/dsql-2018-05-10/MultiRegionProperties) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/dsql-2018-05-10/MultiRegionProperties)