public Statistics withCountNullLong(Long countNullLong) {
        setCountNullLong(countNullLong);
        return this;
    }
<p>
The number of null values in the field. <code>CountNullLong</code> is used instead of <code>CountNull</code> if
the value is greater than 2,147,483,647.
</p>

@param countNullLong
       The number of null values in the field. <code>CountNullLong</code> is used instead of
       <code>CountNull</code> if the value is greater than 2,147,483,647.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-forecast/src/main/java/com/amazonaws/services/forecast/model/Statistics.java