150 B
150 B
| 1 | id | customer_id | since_date | until_date |
|---|---|---|---|---|
| 2 | 1 | 1 | 2001-04-10 | 2007-12-31 |
| 3 | 2 | 1 | 2017-01-15 | null |
| 4 | 3 | 3 | 2003-05-15 | 2019-12-31 |
| 5 | 4 | 4 | 2017-05-15 | null |
| 6 | 5 | 5 | 2011-08-18 | null |
| 1 | id | customer_id | since_date | until_date |
|---|---|---|---|---|
| 2 | 1 | 1 | 2001-04-10 | 2007-12-31 |
| 3 | 2 | 1 | 2017-01-15 | null |
| 4 | 3 | 3 | 2003-05-15 | 2019-12-31 |
| 5 | 4 | 4 | 2017-05-15 | null |
| 6 | 5 | 5 | 2011-08-18 | null |