public TrainingDataSchema withModelVariables(java.util.Collection<String> modelVariables) {
        setModelVariables(modelVariables);
        return this;
    }
<p>
The training data schema variables.
</p>

@param modelVariables
       The training data schema variables.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-frauddetector/src/main/java/com/amazonaws/services/frauddetector/model/TrainingDataSchema.java