versioned_docs/version-2.0/sql-manual/sql-functions/numeric-functions/pi.md

---
{
    "title": "PI",
    "language": "en"
}
---

## Pi

### description
#### Syntax

`DOUBLE Pi()`
Returns the constant `Pi` value.

### example

```
mysql> select Pi();
+--------------------+
| pi()               |
+--------------------+
| 3.1415926535897931 |
+--------------------+
```

### keywords
	PI