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A Cloud Guru

Connect to This PostgreSQL Database on Linux

You are working as a System Administrator and have been tasked with querying a running PostgreSQL instance. You will need to run two queries: one to find the name of the user with an *ID* of **3**, and another to find the *ID* of the user with the name **David**.

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Path Info

Level

Beginner

Duration

15m

Published

Jun 26, 2020

Challenge

Connect to the Database
As this database is behind a firewall, you must first connect to the server using SSH.

After connecting to the server via SSH, you can connect to the database using the psql client:
```
sudo -u postgres psql demo
```
Challenge

Print the Name of the User with an ID of 3
```
select name from users where ID = 3;
```
Challenge

Print the ID of the User Named David
```
select ID from users where name = 'David';
```

Author

A Cloud Guru

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

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Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.