docs: public boolean isTableMin() {
          // do not support GROUP BY for now
          if (m_groupByExpressions.isEmpty() == false) {
              return false;
          }
          if (m_aggregateTypes.size() != 1) {
              return false;
          }
          if (m_aggregateTypes.get(0).equals(ExpressionType.AGGREGATE_MIN) == false) {
              return false;
          }
  
          return true;
      }