| purchase_id | user_id | purchase_date | | ----------- | ------- | ------------- | | 4 | 2 | 2022-03-13 | | 1 | 5 | 2022-02-11 | | 3 | 7 | 2022-06-19 | | 6 | 2 | 2022-03-20 | | 5 | 7 | 2022-06-19 | | 2 | 2 | 2022-06-08 |