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Bir nechta texnikani birlashtiradigan murakkab SQL masalalar.
11 masala
| Holat | # | Nomi | Qiyinlik | Qabul % | Mavzular |
|---|---|---|---|---|---|
| 127 | UNION va UNION ALL farqiPremium O'rtacha | O'rtacha | — | ||
| 147 | O'rtacha | O'rtacha | — | ||
| 165 | O'rtacha | O'rtacha | — | ||
| 166 | O'rtacha | O'rtacha | — | ||
| 167 | Qiyin | Qiyin | — | ||
| 189 | JSON dan ma'lumot olishPremium Qiyin | Qiyin | — | ||
| 190 | JSON hujjat yig'ishPremium Qiyin | Qiyin | — | ||
| 191 | Qiyin | Qiyin | — | ||
| 192 | Kalendar generatsiyasiPremium Qiyin | Qiyin | — | ||
| 193 | Window va to'plam amallariPremium Qiyin | Qiyin | — | ||
| 194 | Qiyin | Qiyin | — |