@Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null || getClass() != obj.getClass()) {
      return false;
    }
    Property other = (Property) obj;
    return Objects.equals(name, other.name) && Objects.equals(value, other.value);
  }
Returns the non-default value of the property. This method should be called only if the
property is not set to DEFAULT.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/sql/ast/Property.java