MySQL: LOWER Function
This MySQL tutorial explains how to use the MySQL LOWER function with syntax and examples.
Description
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.
Syntax
The syntax for the LOWER function in MySQL is:
LOWER( string )
Parameters or Arguments
- string
- The string to convert to lowercase.
Note
- 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
Example
Let's look at some MySQL LOWER function examples and explore how to use the LOWER function in MySQL.
For example:
mysql> SELECT LOWER('Tech on the Net'); Result: 'tech on the net' mysql> SELECT LOWER('TECHONTHENET.COM 123 '); Result: 'techonthenet.com 123 '
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