Practice - Basic SQL Data Types
Practice Questions
Test your understanding with targeted questions
What is the purpose of the INTEGER data type?
💡 Hint: Think of values like Student IDs.
Describe what VARCHAR is used for.
💡 Hint: Consider names or email addresses.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What type is best suited for storing a student's age?
💡 Hint: Consider if age can have decimal points.
True or False: VARCHAR can hold fixed-length strings.
💡 Hint: Think about how they handle different sizes of text.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a SQL table for a bookstore that includes: a unique book ID, title, price, publication date, and a flag for availability.
💡 Hint: Consider each column’s purpose carefully and choose appropriate types.
Given the need to store detailed product descriptions which can be quite lengthy, what type would best suit this purpose and why?
💡 Hint: Think about how other types handle variable and fixed lengths.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.