MySQL Numeric Data Types
Quick Answer
MySQL numeric data types include integers (TINYINT, SMALLINT, MEDIUMINT, INT, BIGINT) and floating-point types (FLOAT, DOUBLE, DECIMAL). Choosing the right type depends on the range and precision needed, which optimizes storage and query performance.
Learning Objectives
- Identify the different numeric data types in MySQL and their storage requirements.
- Understand the range and precision of integer and floating-point types.
- Learn when to use DECIMAL versus FLOAT or DOUBLE for exact numeric values.
Introduction
Numeric data types in MySQL are essential for storing numbers efficiently and accurately.
Understanding these types helps you design databases that optimize storage and maintain data integrity.
Choosing the right data type is key to efficient database design.





