﻿ SQL exercises on employee Database: List the unique jobs of department 2001 and 3001 in descending order - w3resource

# SQL exercises on employee Database: List the unique jobs of department 2001 and 3001 in descending order

## SQL employee Database: Exercise-76 with Solution

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76. From the following table, write a SQL query to list the unique jobs of department 2001 and 3001 in descending order. Return job name.

Pictorial Presentation:

Sample table: employees

Sample Solution:

``````SELECT DISTINCT job_name
FROM employees
WHERE dep_id IN (2001,
3001)
ORDER BY job_name DESC;
``````

Sample Output:

``` job_name
----------
SALESMAN
MANAGER
CLERK
ANALYST
(4 rows)
```

Relational Algebra Expression:

Relational Algebra Tree:

## Practice Online

Sample Database: employee

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