Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>IT Tests>Questions>SQL - Fundamentals

37 interview questions on SQL - Fundamentalsfor developers (2025)

Test your technical skills before an interview of SQL - Fundamentals with 37 corrected questions. Beginner, Intermediate or Expert level.

or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
3812
To review
10
37 questions
Easy
45 votes3108 runs0 comment

Write a SQL query to retrieve the list of employees with a salary greater than 5100.

Back-end developer
sql
select
where
Vincent Cotroat Mar 30, 2023
Easy
19 votes3062 runs0 comment

Select only distinct values in a column using SQL

Back-end developer
sql
distinct
Vincent Cotroat Mar 27, 2023
Easy
17 votes3081 runs0 comment

Write a SQL query to insert data into a table

Back-end developer
sql
insert
Vincent Cotroat Mar 27, 2023
Easy
17 votes2982 runs1 comment

Update a column in an SQL table

Back-end developer
sql
update
Vincent Cotroat Nov 7, 2023
Easy
16 votes3046 runs0 comment

Which SQL keyword is used to sort the result of a SELECT statement?

Back-end developer
sql
order by
Vincent Cotroat Mar 27, 2023
Medium
12 votes3006 runs4 comments

Write the SQL query to delete a column from a table

Back-end developer
sql
table
column
Vincent Cotroat Mar 27, 2023
Easy
12 votes1518 runs
2 comments

Write a SQL query to retrieve the titles of books written by 'John Smith'.

Back-end developer
join
inner join
sql
Vincent Cotroat Sep 6, 2023
Easy
11 votes3005 runs0 comment

How to delete an SQL table?

Back-end developer
sql
tables
Vincent Cotroat Mar 27, 2023
Easy
11 votes2904 runs0 comment

Write a SQL query to retrieve the products with a price less than 1000 and sort the results in descending order of price.

Back-end developer
sql
order by
descending
Vincent Cotroat Mar 28, 2023
Easy
8 votes2978 runs0 comment

Count the number of rows in an SQL table

Back-end developer
sql
count
Vincent Cotroat Mar 27, 2023
Easy
8 votes2578 runs1 comment

Write a SQL query to retrieve employees with a salary higher than the average salary.

Back-end developer
sql
average
select
Vincent Cotroat Mar 28, 2023
Easy
7 votes2899 runs
2 comments

Write a SQL query to increase the salary of all employees by 10%.

Back-end developer
sql
update
salary
Vincent Cotroat Mar 28, 2023
Easy
7 votes2846 runs0 comment

Write a SQL query to get the total order amount for each customer.

Back-end developer
sql
sum
group by
Vincent Cotroat Mar 28, 2023
Easy
6 votes2901 runs0 comment

Write a SQL query to calculate the total quantities sold for each product_id.

Back-end developer
sql
sum
group by
Vincent Cotroat Mar 28, 2023
Hard
6 votes2456 runs2 comments

Write a SQL query to get the order_id and total number of items for each order.

Back-end developer
sql
join
group by
Vincent Cotroat Jan 2, 2024
Easy
6 votes756 runs0 comment

Write a SQL query to get the total sales quantity for each product.

Back-end developer
sql
sum
group by
JOHANat Jul 19, 2024
Easy
5 votes3046 runs
5 comments

Write an INNER JOIN query in SQL

Back-end developer
sql
join
Vincent Cotroat Mar 27, 2023
Medium
4 votes909 runs1 comment

Write the SQL code to create a table with a primary key

Back-end developer
sql
primary key
Vincent Cotroat Nov 15, 2023
Easy
3 votes2997 runs
9 comments

Which SQL keyword is used to filter the results of a SELECT statement based on a specified condition?

Back-end developer
sql
select
where
Vincent Cotroat Mar 27, 2023
Easy
3 votes709 runs0 comment

Which SQL command allows you to define a constraint on the range of values of a column when creating a table?

Back-end developer
sql
constraints
Louis Prevosteauat May 15, 2023