MySQL: LCASE Function

This tutorial explains how to use the MySQL LCASE function with syntax and examples.

Description

The MySQL LCASE function converts all characters in the specified string to lowercase. If there are characters in the string that are not letters, they are unaffected by this function.

The LCASE function is a synonym for the LOWER function.

Syntax

The syntax for the LCASE function in MySQL is:

LCASE( string )

Parameters or Arguments

string

The string to convert to lowercase.

Note

• The LCASE function will convert the characters using the current character mapping set, which is latin1, by default.
• The LCASE function is a synonym for the LOWER function.

Applies To

The LCASE function can be used in the following versions of MySQL:

• MySQL 5.7, MySQL 5.6, MySQL 5.5, MySQL 5.1, MySQL 5.0, MySQL 4.1, MySQL 4.0, MySQL 3.23

Example

Let's look at some MySQL LCASE function examples and explore how to use the LCASE function in MySQL.

For example:

mysql> SELECT LCASE('AODBA.COM 123   ');
Output: 'aodba.com 123   '