polars get-nanosecond for dataframe

Gets nanosecond from date.

This command requires a plugin

The polars get-nanosecond 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 get-nanosecond {flags}

Input/output types:

inputoutput
polars_dataframepolars_dataframe
polars_lazyframepolars_lazyframe
polars_expressionpolars_expression

Examples

Returns nanosecond from a date

> let dt = ('2020-08-04T16:39:18+00:00' | into datetime --timezone 'UTC');
    let df = ([$dt $dt] | polars into-df);
    $df | polars get-nanosecond
╭───┬───╮
│ # │ 0 │
├───┼───┤
│ 0 │ 0 │
│ 1 │ 0 │
╰───┴───╯

Returns nanosecond from a date

> let dt = ('2020-08-04T16:39:18+00:00' | into datetime --timezone 'UTC');
    let df = ([$dt $dt] | polars into-df);
    $df | polars select (polars col 0 | polars get-nanosecond)
╭───┬───╮
│ # │ 0 │
├───┼───┤
│ 0 │ 0 │
│ 1 │ 0 │
╰───┴───╯