Design Better Tables
Explore how to design improved SQL tables by selecting appropriate data types and using constraints such as PRIMARY KEY, NOT NULL, and DEFAULT. Learn to make your tables self-validating to reduce errors and ensure data accuracy, setting a solid foundation for effective database management.
We'll cover the following...
We'll cover the following...
Let’s improve your table-building skills. In this lesson, you’ll add constraints and smarter data types to make your data more reliable and meaningful.
Goal
You’ll aim to:
Choose better data types. ...