
Kartkówka INSERT, UPDATE, DELETE, CREATE, ALTER, DROP
Quiz
•
Computers
•
9th Grade
•
Practice Problem
•
Medium
Dominik Augustyniak
Used 11+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
W języku SQL aby stworzyć tabelę, należy zastosować polecenie
ADD TABLE
ALTER TABLE
CREATE TABLE
INSERT TABLE
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
W języku SQL aby stworzyć bazę danych, należy zastosować polecenie
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
W języku SQL aby zmodyfikować strukturę danych użyjesz polecenia:
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
W języku SQL aby usunąć jakąś strukturę (tabelę, bazę) użyjesz polecenia:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Które z poleceń umożliwia dodanie kolumny zadaniekompletne do tabeli zadania?
CREATE INDEX zadania ADD COLUMN zadaniekompletne int
ALTER TABLE zadania ADD COLUMN zadaniekompletne int
ALTER TABLE zadaniekompletne ADD COLUMN zadania int
ADD COLUMN zadaniekompletne WITH zadania
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Które polecenie usunie z tabeli product wszystkie produkty których cena (price) jest wyższa niż 20?
DELETE FROM product WHERE price>20;
DELETE FROM product WHERE price>=20;
DROP FROM product WHERE price>20;
DELETE product FROM price>20;
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Do zaktualizowania ilości populacji dla dokładnie jednego rekordu użyjesz kwerendy:
UPDATE cities SET population = 771069 WHERE id = 2;
UPDATE cities SET population = 771069 WHERE population=157321;
CHANGE cities SET population = 771069 WHERE id = 2;
MODIFY cities SET population = 771069 WHERE population=157321;
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