public void setApproximationDimension(String approximationDimension) {
        this.approximationDimension = approximationDimension;
    }
<p>
The service to evaluate for the usage records. You can choose resource-level data at daily granularity, or hourly
granularity with or without resource-level data.
</p>

@param approximationDimension
       The service to evaluate for the usage records. You can choose resource-level data at daily granularity, or
       hourly granularity with or without resource-level data.
@see ApproximationDimension
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/GetApproximateUsageRecordsRequest.java