If the http://db.kreie.net URL doesn't work, go to this website to access the scripts and other files used in this video series. https://sites.google.com/view/db-krei...
This video looks at an example of SQL code to create a sequence and set its starting value. We also look at a trigger that executes BEFORE a new record is inserted into a table.
SQL scripts are at: http://db.kreie.net