List region, month, revenue and prev_revenue for months where revenue fell compared with the previous month.
6 rows with columns region, month, revenue, prev_revenue — first 3 shown:
| # | ||||
|---|---|---|---|---|
| 1 | South | 2025-04-01 | 405000 | 410000 |
| 2 | West | 2025-02-01 | 480000 | 500000 |
| 3 | West | 2025-03-01 | 470000 | 480000 |
Run your code to see the output here.