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

@return The name of an existing global secondary index, along with new provisioned throughput settings to be
        applied to that index.
aws-java-sdk-dynamodb/src/main/java/com/amazonaws/services/dynamodbv2/model/GlobalSecondaryIndexUpdate.java