Kiwango cha 5.4 cha Kikokotoo cha SQL
Tabla zifuatazo zimetolewa:
| id | user_id | amount | payment_type | bonuses_increases | bonuses_decreases | created_at |
| 1 | 3 | 80.50 | CARD | 0.85 | 0.00 | 2023-09-10 |
| 2 | 2 | 1700.13 | CARD | 17.00 | 1000.00 | 2023-09-27 |
| 3 | 5 | 214.34 | CARD | 2.14 | 50.00 | 2023-09-01 |
| 4 | 1 | 596.00 | CASH | 5.96 | 0.00 | 2023-10-08 |
| 5 | 3 | 800.18 | CASH | 8.00 | 0.00 | 2023-09-30 |
| 6 | 3 | 120.18 | CARD | 1.20 | 50.18 | 2023-10-03 |
| 7 | 2 | 1000.12 | CASH | 10.00 | 0.00 | 2023-09-20 |
| 8 | 1 | 81.78 | CASH | 8.17 | 0.00 | 2023-09-25 |
| 9 | 4 | 509.12 | CARD | 5.91 | 100.12 | 2023-10-07 |
| 10 | 5 | 100.50 | CASH | 1.00 | 0.00 | 2023-10-08 |
| id | name | age | city |
| 1 | Aaron | 43 | New-York |
| 2 | Marina | 20 | Minsk |
| 3 | Max | 23 | Kyiv |
| 4 | Catherine | 30 | Berlin |
| 5 | Andrew | 18 | Berlin |
Tatua matatizo yafuatayo kwa ajili yao:
Pata orodha ya watumiaji na miamala yao, hata kama hawakufanya hata miamala moja.
Pata orodha ya miamala yote na vitambulisho vya watumiaji ambao walifanya, hata kama miamala haina mtumiaji kutoka kwenye jedwali 'users'.
