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CREATE TABLE basics
Entity Relationship Diagrams (ERD)
10. Example of ERD
DROP - how to remove a table

## Instruction

Amazing! You learn quickly!

The SQL statements (CREATE TABLE) are, of course, used by developers when they work with databases. However, it's hard to understand such code when you work with a lot of complicated tables. Sometimes you just want to have a general idea of our tables without studying the tables in detail. We may then use the so-called Entity Relationship Diagrams (commonly abbreviated to ERD). They look like this:

As you can see, they are much easier to understand at first glance than SQL statements.

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