use an except query for finding new rows during backfill
#1612
| Job | Run time |
|---|---|
| 39s | |
| 1m 7s | |
| 1m 46s |
except query for finding new rows during backfill
#1612
| Job | Run time |
|---|---|
| 39s | |
| 1m 7s | |
| 1m 46s |