docs: public void run() {
  
          while (keepGoing) {
              TriggerData triggerData = popPair();
  
              if (triggerData != null) {
                  if (triggerData.username != null) {
                      trigger.fire(this.vectorIndex, name.name,
                                   table.getName().name, triggerData.oldRow,
                                   triggerData.newRow);
                  }
              }
          }
      }