Reference for Azure ADF

https://serversncode.com/azure-functions-with-sql/
https://www.sarmaad.com/2016/07/azure-functions-tutorial-sql-database/
http://www.frankysnotes.com/2016/12/how-to-use-azure-function-app-to-crush.html
https://docs.microsoft.com/en-us/azure/azure-functions/functions-scenario-database-table-cleanup
https://www.youtube.com/watch?v=J593Tak3tCg
https://blogs.msdn.microsoft.com/benjaminperkins/2018/04/05/how-to-connect-to-a-database-from-an-azure-function/
https://benperk.github.io/msdn/2018/2018-04-how-to-connect-to-a-database-from-an-azure-function.html
https://stackoverflow.com/questions/43878131/c-sharp-azure-function-trigger-when-sql-database-has-a-new-row-added-without-pol

SQL DATABASE CONNECTION
https://docs.microsoft.com/en-us/azure/azure-functions/functions-scenario-database-table-cleanup#set-the-connection-string