.. This document is auto-generated by the altair-gallery extension. Do not modify directly.

.. _gallery_grouped_bar_chart:


Grouped Bar Chart
-----------------
This example shows a grouped bar chart.


.. altair-plot::
    :code-below:

    
    import altair as alt
    from vega_datasets import data

    source = data.barley()

    alt.Chart(source).mark_bar().encode(
        x='year:O',
        y='sum(yield):Q',
        color='year:N',
        column='site:N'
    )


.. toctree::
   :hidden: