Some basic set operations such as union, intersection and difference

Types of joins:$$inner joins, left joins and right joins

Writing simple and complex queries involving multiple joins and views

Using 'union' and 'union all' in queries

Armed with all this$$knowledge and experience of writing numerous queries, you are now primed to dive into some of the more advanced features in MySQL$.$ In the next module, you will learn about many of them in great detail.

What are your three key takeaways from above points?