## Syntax
```mermaid
%%{init: {
'theme': 'base',
'flowchart': { 'padding': '7', 'nodeSpacing': '20', 'rankSpacing': '20' },
'themeVariables': {
'fontSize': '11px',
'fontFamily': 'Arial'
}
}}%%
flowchart LR
Start((START)) --> ZERO_BLOB[ZERO_BLOB]:::quoted
ZERO_BLOB --> End((END))
```
## Purpose
The `ZERO_BLOB` SQL function generates a blob with 0-byte values.
Parameters:
- Length: Produce a blob with this length in terms of bytes.
Returns: A blob with 0-byte values.