public void setSubStages(java.util.Collection<QueryStage> subStages) {
        if (subStages == null) {
            this.subStages = null;
            return;
        }

        this.subStages = new java.util.ArrayList<QueryStage>(subStages);
    }
<p>
List of sub query stages that form this stage execution plan.
</p>

@param subStages
       List of sub query stages that form this stage execution plan.
aws-java-sdk-athena/src/main/java/com/amazonaws/services/athena/model/QueryStage.java