Mysql Lower Function

MySQL: LOWER Function

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


The MySQL LOWER 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 syntax for the LOWER function in MySQL is:

LOWER( string )

Parameters or Arguments


The string to convert to lowercase.


  • The LOWER 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 LOWER 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


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

For example:

mysql> SELECT LOWER('AODBA.COM 123   ');
Output: ' 123   '