public void setAggregationExpression(String aggregationExpression) {
        this.aggregationExpression = aggregationExpression;
    }
<p>
The aggregation expression that was run.
</p>

@param aggregationExpression
       The aggregation expression that was run.
aws-java-sdk-cleanrooms/src/main/java/com/amazonaws/services/cleanrooms/model/DifferentialPrivacySensitivityParameters.java