Care sunt proprietatile ierarhiilor?

Quiz 7 topuri

Quiz
•
Computers
•
Professional Development
•
Easy
Lucian Lazar
Used 13+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se stocheaza ca si legaturi parinte copil
Se stocheaza in aceeasi tabela
Pot fi reprezentate ca si arbore
Toate celelate variante
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Conditia care defineste punctul de start al unei interogari ierarhice se pune in clauza?
HAVING
CONNECT BY
WHERE
START WITH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Conditia de parcurgere a unei ierarhii intr-o interogare se pune in clauza?
WHERE
START WITH
CONNECT BY
HAVING
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cand vrem sa afisam copii unui element intr-o interogare ierarhica, ce coloana folosim langa cuvantul cheie PRIOR?
Coloana parinte
Coloana copil
Oricare coloana
Coloana care defineste punctul de start al ierarhiei
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce clauza folosim intr-o interogare Oracle pentru a afisa doar primele inregistrari?
ORDER BY
FETCH FIRST ROWS ONLY
SELECT
HAVING
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este sintaxa clauzei FETCH intr-o interogare Oracle?
FETCH FIRST x ROWS ONLY
FETCH x ROWS
FETCH x RECORDS
FETCH TOP x ROWS
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce clauza este obligatorie in functiile analitice?
ORDER BY
PARTITION BY
START WITH
FETCH FIRST ROWS ONLY
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