avoid copy for sort in the BuildHistAndTopN
Open
type/enhancement
- Dominant language
- Go
- Stars
- 40.5k
- Forks
- 6.2k
- PR merge metrics
- PR metrics pending
Description
## Enhancement
for sort the ```TopNmeta```, ```BuildHistAndTopN``` will move the item by copy to sort. it is a heavy operator. it should be avoided.
Contributor guide
Assessment
This issue has not been assessed yet.