docs: public GetRelationalDatabaseEventsResult withRelationalDatabaseEvents(RelationalDatabaseEvent... relationalDatabaseEvents) {
          if (this.relationalDatabaseEvents == null) {
              setRelationalDatabaseEvents(new java.util.ArrayList<RelationalDatabaseEvent>(relationalDatabaseEvents.length));
          }
          for (RelationalDatabaseEvent ele : relationalDatabaseEvents) {
              this.relationalDatabaseEvents.add(ele);
          }
          return this;
      }