The initial overviews are intentionally brief. Types in each category, and a summary of the data type storage It is more flexible form of the CHAR data. (character and byte) types, spatial types, and theĪn overview and more detailed description of the properties of the MySQL supports SQL data types in several categories: numeric types, date and time types, string (character and byte) types, spatial types, and the JSON data. This data type is used to store variable length alphanumeric data. Several categories: numeric types, date and time types, string ![]() MEDIUMINT, BIGINT 11.1.3 Fixed-Point Types (Exact Value) - DECIMAL, NUMERIC 11.1.4 Floating-Point Types (Approximate Value) - FLOAT, DOUBLE 11.1.5 Bit-Value Type - BIT 11.1.6 Numeric Type Attributes 11.1.7 Out-of-Range and Overflow Handling 11.2 Date and Time Data Types 11.2.1 Date and Time Data Type Syntax 11.2.2 The DATE, DATETIME, and TIMESTAMP Types 11.2.3 The TIME Type 11.2.4 The YEAR Type 11.2.5 Automatic Initialization and Updating for TIMESTAMP and DATETIME 11.2.6 Fractional Seconds in Time Values 11.2.7 What Calendar Is Used By MySQL? 11.2.8 Conversion Between Date and Time Types 11.2.9 2-Digit Years in Dates 11.3 String Data Types 11.3.1 String Data Type Syntax 11.3.2 The CHAR and VARCHAR Types 11.3.3 The BINARY and VARBINARY Types 11.3.4 The BLOB and TEXT Types 11.3.5 The ENUM Type 11.3.6 The SET Type 11.4 Spatial Data Types 11.4.1 Spatial Data Types 11.4.2 The OpenGIS Geometry Model 11.4.3 Supported Spatial Data Formats 11.4.4 Geometry Well-Formedness and Validity 11.4.5 Spatial Reference System Support 11.4.6 Creating Spatial Columns 11.4.7 Populating Spatial Columns 11.4.8 Fetching Spatial Data 11.4.9 Optimizing Spatial Analysis 11.4.10 Creating Spatial Indexes 11.4.11 Using Spatial Indexes 11.5 The JSON Data Type 11.6 Data Type Default Values 11.7 Data Type Storage Requirements 11.8 Choosing the Right Type for a Column 11.9 Using Data Types from Other Database Engines MySQL accepts various types of numbers and numeric values like integer, decimal, fractional, float, real, double precision, BIT and boolean. Table of Contents 11.1 Numeric Data Types 11.1.1 Numeric Data Type Syntax 11.1.2 Integer Types (Exact Value) - INTEGER, INT, SMALLINT, TINYINT,
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