﻿ SQL exercises on employee Database: Display the unique department with jobs - w3resource

# SQL exercises on employee Database: Display the unique department with jobs

## SQL employee Database: Exercise-10 with Solution

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10. From the following table, write a SQL query to find the unique department with jobs. Return department ID, Job name.

Sample table: employees

Pictorial Presentation:

Sample Solution:

``````SELECT DISTINCT dep_id,
job_name
FROM employees ;
``````

Sample Output:

``` dep_id | job_name
--------+-----------
3001 | MANAGER
2001 | ANALYST
3001 | SALESMAN
1001 | MANAGER
1001 | PRESIDENT
2001 | MANAGER
2001 | CLERK
1001 | CLERK
3001 | CLERK
(9 rows)
```

Relational Algebra Expression:

Relational Algebra Tree:

## Practice Online

Sample Database: employee

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