public String getCancellationMessage() {
        return this.cancellationMessage;
    }
<p>
A <code>CancellationMessage</code> is returned when a <code>CancelQuery</code> request for the query specified by
<code>QueryId</code> has already been issued.
</p>

@return A <code>CancellationMessage</code> is returned when a <code>CancelQuery</code> request for the query
        specified by <code>QueryId</code> has already been issued.
aws-java-sdk-timestreamquery/src/main/java/com/amazonaws/services/timestreamquery/model/CancelQueryResult.java