ZoneMap is only one factor.
Attention should be given to compaction, import. When doing compaction
there may be too many versions, which each will occupy many memory.
Thanks,
Zhao Chun
Lee Happen 于2021年7月20日周二 下午7:20写道：
>
> We should suppot limit zonemap index.
>
> In the current scenario of
We should suppot limit zonemap index.
In the current scenario of doris, excessively long zonemap indexes do not
contribute significantly to query improvement, but rather consume a lot of
additional memory and storage resources. So it is wise to limit the length of
zonemap for large types of ob
