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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
Clock icon Beginner
Duration
Clock icon 15m
Last updated
Clock icon Aug 30, 2025

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Table of Contents

  1. 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

  2. Challenge

    Print the Name of the User with an ID of 3 

    select name from users where ID = 3;

  3. Challenge

    Print the ID of the User Named David 

    select ID from users where name = 'David';
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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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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.

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