The SOUNDEX_DM function uses the Daitch-Mokotoff phonetic algorithm for finding similar sounding strings.

The Daitch-Mokotoff soundex function can return multiple soundex codes for a name. It returns one or more six-character codes in a comma-separated varchar string, up to a maximum of 16 codes. For example:

The function syntax is:

For details, see the SOUNDEX_DM section under String Functions in the SQL Reference Guide.