On Tue, 25 Jan 2005, Andrew Dunstan wrote:
> ISTM that given how soundex-specific this function is it should have a
> less generic name than "difference".
>
> soundex_difference maybe?
>
Maybe, but difference is the name used by ms-sql, and it is also has
the same meaning in the ODBC/JDBC escape sequence
{fn difference('a','b') }
Kris Jurka