nushell/docs/commands/dfr_join.md

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---
title: dfr join
layout: command
version: 0.59.0
---
Joins a dataframe using columns as reference
## Signature
```> dfr join (dataframe) --left --right --type --suffix```
## Parameters
- `dataframe`: right dataframe to join
- `--left {table}`: left column names to perform join
- `--right {table}`: right column names to perform join
- `--type {string}`: type of join. Inner by default
- `--suffix {string}`: suffix for the columns of the right dataframe
## Examples
inner join dataframe
```shell
> let right = ([[a b c]; [1 2 5] [3 4 5] [5 6 6]] | dfr to-df);
$right | dfr join $right -l [a b] -r [a b]
```