This is clearly a primer on SQL and meant for those looking for an introduction. If you're one of those people, then you would also be interested in this deck on the evolution of SQL. <a href="https://www.slideshare.net/MarkusWinand/modern-sql" rel="nofollow">https://www.slideshare.net/MarkusWinand/modern-sql</a>
I'm a bit sad this article didn't go into the life cycle of prepared queries with bound arguments at all, as that gets a lot more complicated and (given the way we should all be writing queries) is much more applicable.