public void setQuestionField(String questionField) {
        this.questionField = questionField;
    }
<p>
The name of the field that contains the query made to the OpenSearch Service database.
</p>

@param questionField
       The name of the field that contains the query made to the OpenSearch Service database.
aws-java-sdk-lexmodelsv2/src/main/java/com/amazonaws/services/lexmodelsv2/model/ExactResponseFields.java