|
Diskda saqlanadigan fayllar katologi Ma`lumotlar bazasi-bu
|
| bet | 27/27 | | Sana | 12.01.2024 | | Hajmi | 82,83 Kb. | | #135867 |
Bog'liq Diskda saqlanadigan fayllar katologi-fayllar.orgc) 4
d) 6
#176==============================================================
Malumotlar bazasi strukturasi o’zgaradi,agarda?
a) Yozuvlar joylari almashtirilsa
b) Maydon qo’shilsa/o’chirilsa
c) Yozuv qo’shilsa o’chirilsa
d) Yozuvlar taxrirlansa
#177==============================================================
DML so’zi kengaytmasi nima?
a) Data monipulatsion language
#178==============================================================
NATURAL JOIN operatoriga tariff bering
Malumotlar bazasi
a) Ichki tutashtirish turi
b) Ustunlar nomi bo’yicha tutashadi
c) Predikat orqali tutashtirishda,chap va o’ng jadvalar ko’rsatilgan predikat yordamida
ulanadi
d) Tabiiy tushuntirishda, chap va ong ustunlarnibir xil ustun ismlari bo’yicha
ulanadi,natijaviy jadvalga bir xil ismlar bir marta kiritiladi
#179==============================================================
HAVING konstruksiyasi qaysi operator bilan birgalikda ishlaydi
a) INTERSECT
b) ORDER BY
c) CREATE TABLE
d) GROUP BY
#180=========================================================================
SEQUEL so’zining kengaytmasi
a) Scan enter Query laptop
b) Structured English query language
c) Service Evrope Query language
d) Structured Query language
#181==============================================================
tfyguhi
http://fayllar.org
|
| |
