问题：查询或者update返回报警信息 Performance of this complex query might be sub-optimal.  Reason code: "6".  SQLSTATE=01602处理过程：根据报错信息，怀疑是查询台复杂，改成最简单SQL来执行还是报错。LOAD QUERY TABLE 返回表正常。对表做runtats失败解...(more)