expression

Creates an alias expression.

This command requires a plugin

The polars as command resides in the polars plugin. To use this command, you must install and register nu_plugin_polars. See the Plugins chapter in the book for more information.

Signature

> polars as {flags} (Alias name)

Parameters

• Alias name: Alias name for the expression

Input/output types:

input	output
any	any

Examples

Creates and alias expression

> polars col a | polars as new_a | polars into-nu
╭───────┬────────────────────╮
│       │ ╭───────┬────────╮ │
│ expr  │ │ expr  │ column │ │
│       │ │ value │ a      │ │
│       │ ╰───────┴────────╯ │
│ alias │ new_a              │
╰───────┴────────────────────╯