`polars selector duration` for expression

Select all duration columns. Optionally filter by time unit (ns, us, ms).

This command requires a plugin

The polars selector duration 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.

Command Type

plugin

Signature

> polars selector duration {flags}

Flags

--time-unit {list<string>}: Filter by time unit(s): ns (nanoseconds), us (microseconds), ms (milliseconds).

Input/output types:

input	output
any	polars_selector

Examples

Create a selector for all duration columns

> polars selector duration

Create a selector for nanosecond or microsecond duration columns