public void setColumnNameList(java.util.Collection<String> columnNameList) {
        if (columnNameList == null) {
            this.columnNameList = null;
            return;
        }

        this.columnNameList = new java.util.ArrayList<String>(columnNameList);
    }
<p>
A list of the column names. If none is supplied, all column names for the table will be used by default.
</p>

@param columnNameList
       A list of the column names. If none is supplied, all column names for the table will be used by default.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/ColumnStatisticsTaskRun.java