public java.util.List<DifferentialPrivacyPreviewAggregation> getAggregations() {
        return aggregations;
    }
<p>
The number of aggregation functions that you can perform.
</p>

@return The number of aggregation functions that you can perform.
aws-java-sdk-cleanrooms/src/main/java/com/amazonaws/services/cleanrooms/model/DifferentialPrivacyPrivacyImpact.java