public RDSDatabaseRecommendedOptionProjectedMetric withRecommendedDBInstanceClass(String recommendedDBInstanceClass) {
        setRecommendedDBInstanceClass(recommendedDBInstanceClass);
        return this;
    }
<p>
The recommended DB instance class for the Amazon RDS.
</p>

@param recommendedDBInstanceClass
       The recommended DB instance class for the Amazon RDS.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-computeoptimizer/src/main/java/com/amazonaws/services/computeoptimizer/model/RDSDatabaseRecommendedOptionProjectedMetric.java