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Complex SQL Query Breakdown Step By Step

📝 Get my free SQL Cheat Sheets: https://www.databasestar.com/get-sql-... 🎓 Learn and become confident in SQL: https://databasestar.mykajabi.com/sql... When you work with SQL you may come across a query that seems quite complex. It could have many tables and joins, many columns, functions, subqueries, and more features you may or may not have heard of. In this video, I'll show you how to understand a complex query. We will - start with a complex SQL query - improve the formatting of it - create a diagram of the tables and columns - run parts of the query - add comments At the end of this process, we'll be able to understand and describe what the query does. You can follow this kind of process for your own complex query. ⏱ TIMESTAMPS: 00:00 Intro 00:40 Our query 01:31 Formatting the query 02:51 Create a diagram 09:46 View the table data 11:01 Run subqueries 12:38 Add comments 13:38 Run the main query 🔗 VIDEO LINKS: Sample SQL: https://github.com/bbrumm/databasesta...