What Are Numeric Data Types

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What Are Numeric Data Types? - MySQL FAQs - Introduction to SQL Basics

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A

MySQL supports the following numeric data types:

BIT(n) - An integer with n bits.
BOOL same as BOOLEAN - Boolean values stored in 1 bit.
TINYINT - A small integer stored in 1 byte.
SMALLINT - A small integer stored in 2 bytes.
MEDIUMINT - A medium integer stored in 3 bytes.
INT same as INTEGER - An integer stored in 4 bytes.
BIGINT - An integer stored in 8 bytes.
FLOAT - A single-precision floating-point number stored in 4 bytes.
DOUBLE same as DOUBLE PRECISION - A double-precision floating-point number stored in 8 bytes.
REAL - Same DOUBLE by default.
DECIMAL(m,d) - A fixed-point number with m as the precision (total number of digits) and d as the scale (number of digits after the decimal point).

Date and Time Data Types - DATE, DATETIME, TIMESTAMP, TIME, YEAR.

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