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#79===========================================================
Maydonlar xususiyati va tarkibiga ko’ra necha turga bo’linadi
a) 10
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| bet | 13/27 | | Sana | 12.01.2024 | | Hajmi | 82,83 Kb. | | #135867 |
Bog'liq Diskda saqlanadigan fayllar katologi-fayllar.org#79===========================================================
Maydonlar xususiyati va tarkibiga ko’ra necha turga bo’linadi
a) 10
b) 9
c) 7
d) 8
#80===========================================================
SQL da jadvalning nomini o’zgartiruvchi operatorni toping
a) UPDATE TABLE RENAME TO
b) ALTER TABLE TO
c) ALTER TABLE < joriy jadval nomi > RENAME TO < yangi jadval nomi >
d) UPDATE TABLE TO
#81==========================================================
Malumotlar bazasi
JOIN …. USING opertoriga ta’rif bering.
a) Chap tashqi tutashtirish turi
b) Ichki tutashtirish turi
c) Kalit so’zi majburiy emas,yozmasa ham boladi
d) Ustunlar nomi bo’yicha tutashadi
#82============================================================
UTER operatoriga ta’rif bering
a) Tutashtirishda ichki tutashtirishda teskari bo’lgan holati
b) Kalit so’zi majburiy emas, uni yozmasa ham bo’ladigan jarayon
c) To’liq tashqi tutashtirish turi
d) O’ng tashqi tutatshtirish turi
#83===========================================================
Tasavvur yaratish uchun qaysi operator ishlatiladi
a) GRAND VIEW
b) CREATE VIEW
c) NEW VIEW CREATE
d) CREATE TASAVVUR
#84============================================================
ROLLBACK operatorining vazifasi
a) Jadvalning boshiga qaytishi
b) Jadvalning oxiriga qaytish
c) Tranzaktsiya muaffaqiyatsiz tugashi
d) Tranzaktsiya muaffaqiyatli tugashi
#85============================================================
SQL da FROM operatoridan nima sababli foydalaniladi
a) Jadvaldagi malumotlarni o’chirish uchun
b) Bunday operator mavjud emas
c) Jadvalga malumotlarni qo’shish uchun
d) Jadvalga murojatlarni amalga oshirish uchun
#86============================================================
Fizik modelga tariff bering
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Bosh sahifa
Aloqalar
Bosh sahifa
#79===========================================================
Maydonlar xususiyati va tarkibiga ko’ra necha turga bo’linadi
a) 10
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