## `E` [esql-e]

**Syntax**

:::{image} ../../../../../images/e.svg
:alt: Embedded
:class: text-center
:::

**Parameters**

**Description**

Returns [Euler’s number](https://en.wikipedia.org/wiki/E_(mathematical_constant)).

**Supported types**

| result |
| --- |
| double |

**Example**

```esql
ROW E()
```

| E():double |
| --- |
| 2.718281828459045 |