A more detailed description
https://github.com/apache/incubator-doris/issues/6386
在 2021/8/5 下午2:30，“陈明雨” 写入:
Optional.orElseThrow will throw an exception if not exist?
But for most replay edit log logic, if table does not exist, we should just
return, not throw exception.
--
+1
迟成 于2021年8月3日周二 下午6:16写道：
> The replay NPE bug has caused many cases that make all FE down.
> To avoid this from happening, It’s necessary to check null when get DB and
> Table object at any time.
> I suggest that returns Optional object when get DB and Table object to
> normalize the null ch
