## Syntax
```mermaid
%%{init: {
'theme': 'base',
'flowchart': { 'padding': '7', 'nodeSpacing': '20', 'rankSpacing': '20' },
'themeVariables': {
'fontSize': '11px',
'fontFamily': 'Arial'
}
}}%%
flowchart LR
Start((START)) --> SOUNDEX[SOUNDEX]:::quoted
SOUNDEX --> End((END))
```
## Purpose
The `SOUNDEX` SQL functions converts a value to the Soundex code as defined on <a href="http://www.w3.org/1999/xhtml" href="https://en.wikipedia.org/wiki/Soundex">Wikipedia</a>.
Parameters:
- Input: Text to that retrieve the soundex value from.
Returns: A text started with a number and followed by 3 digits.