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Employees With More Than Average Salary Challenge | Nested Subqueries
Intermediate SQL
course content

Course Content

Intermediate SQL

Intermediate SQL

1. Grouping
2. Nested Subqueries
3. Joining Tables
4. DDL and DML in SQL

bookEmployees With More Than Average Salary Challenge

I mentioned earlier that when a subquery is written in the WHERE section, we can use the IN operator and comparison operators.

For example, like this:

Following a similar algorithm, you'll need to complete the following task.

We'll be working with the employees table, which looks like this:

Task
test

Swipe to show code editor

Find employees whose salary is above the average salary of all employees using a subquery in the WHERE section.

The resulting table should have 3 columns: first_name, last_name, and salary. Then, sort the result by salary from highest to lowest using ORDER BY.

Note

This syntax can be used as a great alternative to the HAVING clause.

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Section 2. Chapter 4
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bookEmployees With More Than Average Salary Challenge

I mentioned earlier that when a subquery is written in the WHERE section, we can use the IN operator and comparison operators.

For example, like this:

Following a similar algorithm, you'll need to complete the following task.

We'll be working with the employees table, which looks like this:

Task
test

Swipe to show code editor

Find employees whose salary is above the average salary of all employees using a subquery in the WHERE section.

The resulting table should have 3 columns: first_name, last_name, and salary. Then, sort the result by salary from highest to lowest using ORDER BY.

Note

This syntax can be used as a great alternative to the HAVING clause.

Switch to desktopSwitch to desktop for real-world practiceContinue from where you are using one of the options below
Everything was clear?

How can we improve it?

Thanks for your feedback!

Section 2. Chapter 4
toggle bottom row

bookEmployees With More Than Average Salary Challenge

I mentioned earlier that when a subquery is written in the WHERE section, we can use the IN operator and comparison operators.

For example, like this:

Following a similar algorithm, you'll need to complete the following task.

We'll be working with the employees table, which looks like this:

Task
test

Swipe to show code editor

Find employees whose salary is above the average salary of all employees using a subquery in the WHERE section.

The resulting table should have 3 columns: first_name, last_name, and salary. Then, sort the result by salary from highest to lowest using ORDER BY.

Note

This syntax can be used as a great alternative to the HAVING clause.

Switch to desktopSwitch to desktop for real-world practiceContinue from where you are using one of the options below
Everything was clear?

How can we improve it?

Thanks for your feedback!

I mentioned earlier that when a subquery is written in the WHERE section, we can use the IN operator and comparison operators.

For example, like this:

Following a similar algorithm, you'll need to complete the following task.

We'll be working with the employees table, which looks like this:

Task
test

Swipe to show code editor

Find employees whose salary is above the average salary of all employees using a subquery in the WHERE section.

The resulting table should have 3 columns: first_name, last_name, and salary. Then, sort the result by salary from highest to lowest using ORDER BY.

Note

This syntax can be used as a great alternative to the HAVING clause.

Switch to desktopSwitch to desktop for real-world practiceContinue from where you are using one of the options below
Section 2. Chapter 4
Switch to desktopSwitch to desktop for real-world practiceContinue from where you are using one of the options below
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