MySQL numeric types include:
Integer Types:
- TINYINT: 1 byte (-128 to 127)
- SMALLINT: 2 bytes (-32,768 to 32,767)
- MEDIUMINT: 3 bytes (-8,388,608 to 8,388,607)
- INT: 4 bytes (-2,147,483,648 to 2,147,483,647)
- BIGINT: 8 bytes (very large range)
Decimal Types:
- DECIMAL/NUMERIC: Exact precision, for financial data
- FLOAT: 4 bytes, approximate precision
- DOUBLE: 8 bytes, double precision
CREATE TABLE products (
id INT AUTO_INCREMENT PRIMARY KEY,
price DECIMAL(10,2),
weight FLOAT,
quantity SMALLINT UNSIGNED
);