private boolean compareLessThanOrEqual(Object val) {
    return compareLiteral(dataType, parameters[0], val) >= 0;
  }
Combines this RowDataPredicate with another using the specified operator.

@param operator the operator to use for the combination
@param that the other RowDataPredicate to combine with this one
@return the combined RowDataPredicate
amoro-format-mixed/amoro-mixed-flink/amoro-mixed-flink-common/src/main/java/org/apache/amoro/flink/lookup/filter/RowDataPredicate.java