
ISDATut07_SQL

Quiz
•
Science, Computers, Business
•
University
•
Medium

Aaron Kurz
Used 5+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Welche unterschiedlichen Teilbereiche von SQL haben wir kennengelernt?
DUL
DQL
DML
DDL
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
DQL: welche Teile der Query sind verpflichtend?
where
having
select
from
groupby
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist der SQL Audruck für die Projektion?
select
where
from
having
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist der SQL Audruck für die Umbenennung?
select
groupby
as
having
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist der SQL Audruck für die Selektion?
select
groupby
as
where
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Welche booleanischen Werte unterstützt SQL?
TRUE
NULL
FALSE
UNKNOWN
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Was ist der SQL Audruck für die Duplikateneleminierung?
distinct
groupby
as
where
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wird die Groß-/Kleinschreibung in SQL beachtet?
Ja
Nein
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wie kann man Anfragen über das Kreuzprodukt mehrerer Relationen schreiben?
from rel1 x rel2
from rel1, rel2
from rel1 crossprod rel2
from rel1 c rel2
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