Find no. of subscribers each month or MoM.
Question
| SUBSCRIPTIONS | ||
| user_id | start_dt | end_dt |
| 1 | 01/01/18 | 31/03/18 |
| 2 | 01/02/18 | 30/04/18 |
| 3 | 01/01/18 | 31/01/18 |
| CM | |
| first_dt | last_dt |
| 01/01/18 | 31/01/18 |
| 01/02/18 | 28/02/18 |
| 01/03/18 | 31/03/18 |
Find no. of subscribers each month or MoM.
Output be like :
Month subcriber_count
Jan’18 2
Feb’18 2
Mar’18 2
Apr’18 1
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