SOUNDEX( )

This MySQL function returns the results of a classic algorithm that can be used to compare two similar strings.

Syntax

Below is the syntax for this command. Text within square brackets (i.e, [ and ] ) are optional. Choices are separated by bars (i.e, | ). Ellipses preceded by a comma indicates a repeating pattern. Ellipses before or after syntax are used to highlight a relevant except from the larger syntax. Text displayed in italic letters represent text that should be replaced with the specific names related to the database (e.g., column with the name of the column).

SOUNDEX(string)

Explanation

This function returns the results of a classic algorithm that can be used to compare two similar strings.

Examples

SELECT IF(SOUNDEX('him') = SOUNDEX('hymm'),
'Sounds Alike', 'Does not sound alike')
AS 'Sound Comparison';

+------------------+
| Sound Comparison |
+------------------+
| Sounds Alike     |
+------------------+

SOUNDEX( ) was designed to allow comparisons between fuzzy input, but it's rarely used.