| Holat | # | Nomi | Qiyinlik | Yechilish |
|---|---|---|---|---|
| 0186 | Buyurtma kimniki SQL join | Easy | 100% | |
| 0187 | Xodim qaysi bo‘limda SQL join | Easy | 0% | |
| 0193 | Kim qancha xarid qildi SQL join · order-by · group-by | Medium | 0% | |
| 0194 | Bo‘limdagi eng katta maosh SQL join · subquery | Medium | 0% | |
| 0196 | Bo‘limdagi ikki eng katta maosh SQL join · window-functions | Hard | 0% | |
| 0198 | Uch kun ketma-ket SQL join · date-functions | Hard | 0% |