SQL concept questions
Output prediction and multiple choice questions covering the SQL mechanics that trip people up.
19 topics326 questions
SELECT Basics
16 questions
Filtering
35 questions
NULL
30 questions
Sorting
15 questions
Aggregation
13 questions
Grouping
13 questions
Filtering Groups
10 questions
Joins
23 questions
Self Joins
8 questions
Subqueries
16 questions
CTEs
15 questions
Recursive CTEs
12 questions
Window Functions
24 questions
Set Operations
23 questions
Date Filtering
13 questions
Date Functions
12 questions
String Functions
15 questions
CASE Expressions
25 questions
Distinct
8 questions
Sign in to save your progress.