public GlobalSecondaryIndexUpdate withUpdate(UpdateGlobalSecondaryIndexAction update) {
        setUpdate(update);
        return this;
    }
<p>
The name of an existing global secondary index, along with new provisioned throughput settings to be applied to
that index.
</p>

@param update
       The name of an existing global secondary index, along with new provisioned throughput settings to be
       applied to that index.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dynamodb/src/main/java/com/amazonaws/services/dynamodbv2/model/GlobalSecondaryIndexUpdate.java