SQL GROUP BY: Visual Guide & Examples

Learn the fundamentals of SQL GROUP BY with our visual guide! This video breaks down the concept using a unique infographic of colored / coloured stick figures, showing how data is grouped and aggregated. We also demonstrate practical examples using a salary dataset, grouping by gender and age group in both a spreadsheet and a MySQL database. See the SQL commands in action and try them yourself using the link to mycompiler.io provided below. Perfect for beginners and intermediate learners looking to grasp this essential SQL concept. Don't forget to subscribe for more SQL tutorials!
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Code from the video: https://www.mycompiler.io/view/JYu3GflAdsd
Run SQL code online free: https://www.mycompiler.io/new/sql
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00:00 Intro and overview of video
01:02 SQL GROUP BY in a nutshell with an example
01:58 Infographic for SQL GROUP BY with example spreadsheet
06:36 Spreadsheet approximating GROUP BY p1
07:57 SQL GROUP BY commands in MySQL p1
08:45 Spreadsheet approximating GROUP BY p2
10:25 SQL GROUP BY commands in MySQL p2
11:22 GROUP BY and discussing aggregate functions in SQL
11:46 2 examples of SQL GROUP BY commands
12:13 Important note about GROUP BY syntax
12:35 Infographic review of GROUP BY with MySQL
12:48 SQL GROUP BY commands in MySQL p3
13:05 Review of SQL SELECT
13:17 SQL GROUP BY commands run online interactively
14:29 Review and conclusion
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