What is a Common Table Expression (CTE) and how do you use them?

We've had some questions about what a Common Table Expression (CTE) is. Patrick describes what they are and how you can use them in SQL Server or Azure Synapse Analytics. WITH common_table_expression (Transact-SQL) https://learn.microsoft.com/sql/t-sql/queries/with-common-table-expression-transact-sql?view=sql-server-ver16 Sample Scripts - https://github.com/guyinacube/demo-files/tree/master/video%20demos/Synapse 📢 Become a member: https://guyinacu.be/membership ******************* Want to take your Power BI skills to the next level? We have training courses available to help you with your journey. 🎓 Guy in a Cube courses: https://guyinacu.be/courses ******************* LET'S CONNECT! ******************* -- http://twitter.com/guyinacube -- http://twitter.com/awsaxton -- http://twitter.com/patrickdba -- http://www.facebook.com/guyinacube -- https://www.instagram.com/guyinacube/ -- https://guyinacube.com ***Gear*** 🛠 Check out my Tools page - https://guyinacube.com/tools/ #AzureSynapse #AzureSQL #GuyInACube