Your first table
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:

The exhibit table

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

Exercise

Press Next exercise to proceed

Console

Code editor

Result

TableConsole