3 Joining Tables in SQL
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After learning about the SQL basics and understanding how databases work, it's time to dive a little deeper. We'll discuss table relationships and joins. Joining tables is typically considered a tough topic, but it's one that you'll really need to become comfortable with to be a data analyst. Don't worry, we'll build it up carefully. The topics we'll cover in this chapter are:
- Table relationships and why they're important
- Types of table relationships
- How to implement these relationships in SQL
- What joins are and why we need them
- Different types ...
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