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…
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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.
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:
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I’ve included a short video clip of the above code in action so you can see how it works:
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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.
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The post Create a comma-separated list with MySQL GROUP_CONCAT() appeared first on Digital Owl’s Prose.