---
title: iox.from() function
description: >
  `iox.from()` reads from the selected bucket and measurement in an IOx storage node.
menu:
  flux_v0_ref:
    name: iox.from
    parent: experimental/iox
    identifier: experimental/iox/from
weight: 201
flux/v0/tags: [inputs]
---

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`iox.from()` reads from the selected bucket and measurement in an IOx storage node.

This function creates a source that reads data from IOx. Output data is
"pivoted" on the time column and includes columns for each returned
tag and field per time value.

##### Function type signature

```js
(bucket: string, measurement: string) => stream[{A with _time: time}] where A: Record
```

{{% caption %}}
For more information, see [Function type signatures](/flux/v0/function-type-signatures/).
{{% /caption %}}

## Parameters

### bucket
({{< req >}})
IOx bucket to read data from.



### measurement
({{< req >}})
Measurement to read data from.




## Examples

### Use Flux to query data from IOx

```js
import "experimental/iox"

iox.from(bucket: "example-bucket", measurement: "example-measurement")
    |> range(start: -1d)
    |> filter(fn: (r) => r._field == "example-field")

```