# NodeGroupMember
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Represents a single node within a node group (shard).

## Contents
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**Note**  
In the following list, the required parameters are described first.

 ** CacheClusterId **   
The ID of the cluster to which the node belongs.  
Type: String  
Required: No

 ** CacheNodeId **   
The ID of the node within its cluster. A node ID is a numeric identifier (0001, 0002, etc.).  
Type: String  
Required: No

 ** CurrentRole **   
The role that is currently assigned to the node - `primary` or `replica`. This member is only applicable for Valkey or Redis OSS (cluster mode disabled) replication groups.  
Type: String  
Required: No

 ** PreferredAvailabilityZone **   
The name of the Availability Zone in which the node is located.  
Type: String  
Required: No

 ** PreferredOutpostArn **   
The outpost ARN of the node group member.  
Type: String  
Required: No

 ** ReadEndpoint **   
The information required for client programs to connect to a node for read operations. The read endpoint is only applicable on Valkey or Redis OSS (cluster mode disabled) clusters.  
Type: [Endpoint](API_Endpoint.md) object  
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/elasticache-2015-02-02/NodeGroupMember) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/elasticache-2015-02-02/NodeGroupMember) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/elasticache-2015-02-02/NodeGroupMember)