Create a comma-separated list with MySQL GROUP_CONCAT()

In this blog post, we will learn how to group sets of values into a comma-separated list, for each group, using the MySQL GROUP_CONCAT() function. Continue reading for more information…


Discover premium articles, in-depth guides, instructional videos, and much more by joining the “MySQL Learning Tier” membership. You have access to exclusive content unpublished anywhere else with this membership. With new content being added regularly, continue learning MySQL at any level.



Self-Promotion:

If you enjoy the content written here, by all means, share this blog and your favorite post(s) with others who may benefit from or like it as well. Since coffee is my favorite drink, you can even buy me one if you would like!


Get tailored articles with Refind delivered each day in your inbox. Refind is part of my daily reading habit. Make it part of yours by using my referral link. At no additional cost to you, I will be eligible for a premium subscription with more sign-ups from my link. The essence of the web, every morning in your inbox. Subscribe for free


The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

I’m using this fictitious ‘group_member’ table for the query data and example. There are 4 distinct groups: 100, 200, 300, and 400 respectively.

Table group_member data

To place each ‘member_name’ alphabetically in its respective group, we can use the GROUP_CONCAT() function and GROUP BY the ‘group_num’ column, specifying a comma as the SEPARATOR value:

MySQL GROUP_CONCAT() function query.
Comma-separated list of names using GROUP_CONCAT()

Are you a Medium member? If so, receive an email notification each time I publish a blog post if you prefer the Medium platform. Not a member? No worries! Use my sign-up link (I will get a commission at no extra cost to you) and join. I really enjoy reading all the great content there and I know you will too!!!


I’ve included a short video clip of the above code in action so you can see how it works:


Show your support and appreciation for my content by tossing any of your spare change in my Tip Jar.


Like what you have read? See anything incorrect? Please comment below and thank you for reading!!!

A Call To Action!

Thank you for taking the time to read this post. I truly hope you discovered something interesting and enlightening. Please share your findings here, with someone else you know who would get the same value out of it as well.

Visit the Portfolio-Projects page to see blog posts/technical writing I have completed for clients.



To receive email notifications (Never Spam) from this blog (“Digital Owl’s Prose”) for the latest blog posts as they are published, please subscribe (of your own volition) by clicking the β€˜Click To Subscribe!’ button in the sidebar on the homepage! (Feel free at any time to review the Digital Owl’s Prose Privacy Policy Page for any questions you may have about: email updates, opt-in, opt-out, contact forms, etc…)

Be sure and visit the “Best Of” page for a collection of my best blog posts.


Josh Otwell has a passion to study and grow as a SQL Developer and blogger. Other favorite activities find him with his nose buried in a good book, article, or the Linux command line. Among those, he shares a love of tabletop RPG games, reading fantasy novels, and spending time with his wife and two daughters.

Disclaimer: The examples presented in this post are hypothetical ideas of how to achieve similar types of results. They are not the utmost best solution(s). The majority, if not all, of the examples provided, are performed on a personal development/learning workstation environment and should not be considered production quality or ready. Your particular goals and needs may vary. Use those practices that best benefit your needs and goals. Opinions are my own.

How can I help you?

Disclosure: Some of the services and product links in this post are affiliate links. At no additional cost to you, should you make a purchase by clicking through one of them, I will receive a commission.

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

Disclosure: Some of the services and product links in this post are affiliate links. At no additional cost to you, should you make a purchase by clicking through one of them, I will receive a commission.

Hey thanks for commenting! Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.