public void setIsModifiable(Boolean isModifiable) {
        this.isModifiable = isModifiable;
    }
<p>
A Boolean value indicating whether the parameter can be modified.
</p>

@param isModifiable
       A Boolean value indicating whether the parameter can be modified.
aws-java-sdk-lightsail/src/main/java/com/amazonaws/services/lightsail/model/RelationalDatabaseParameter.java