2022-02-14 03:22:51 +01:00
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---
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title: flatten
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layout: command
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version: 0.59.0
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---
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2021-05-30 02:57:04 +02:00
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Flatten the table.
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2022-02-14 03:22:51 +01:00
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## Signature
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```> flatten ...rest```
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2021-05-30 02:57:04 +02:00
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## Parameters
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2022-02-14 03:22:51 +01:00
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- `...rest`: optionally flatten data by column
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2021-05-30 02:57:04 +02:00
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## Examples
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2022-02-14 03:22:51 +01:00
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flatten a table
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```shell
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2022-02-21 18:26:00 +01:00
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> [[N, u, s, h, e, l, l]] | flatten
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2022-02-14 03:22:51 +01:00
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```
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flatten a table, get the first item
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```shell
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> [[N, u, s, h, e, l, l]] | flatten | first
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```
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flatten a column having a nested table
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2021-05-30 02:57:04 +02:00
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```shell
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2022-02-14 03:22:51 +01:00
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> [[origin, people]; [Ecuador, ([[name, meal]; ['Andres', 'arepa']])]] | flatten | get meal
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```
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2021-05-30 02:57:04 +02:00
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2022-02-14 03:22:51 +01:00
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restrict the flattening by passing column names
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2021-05-30 02:57:04 +02:00
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```shell
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2022-02-14 03:22:51 +01:00
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> [[origin, crate, versions]; [World, ([[name]; ['nu-cli']]), ['0.21', '0.22']]] | flatten versions | last | get versions
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```
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2021-05-30 02:57:04 +02:00
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2022-02-14 03:22:51 +01:00
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Flatten inner table
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2021-05-30 02:57:04 +02:00
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```shell
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2022-02-14 03:22:51 +01:00
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> { a: b, d: [ 1 2 3 4 ], e: [ 4 3 ] } | flatten
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```
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