Add multiple sampling support to lf.query and introduce lf.query_and_reduce.
#1828
| Job | Run time |
|---|---|
| 2m 33s | |
| 2m 30s | |
| 5m 3s |
lf.query and introduce lf.query_and_reduce.
#1828
| Job | Run time |
|---|---|
| 2m 33s | |
| 2m 30s | |
| 5m 3s |