Heatmap

Column Assignments

X-Axis - Assign a column you want to show at X-Axis. You can assign any column with discrete values (text or number column). If it's a Date / Time column assigned, you can select the aggregation level such as Month, Week, Day, etc.
Y-Axis - Assign a column you want to show at Y-Axis. You can assign any column with discrete values (text or number column). If it's a Date / Time column assigned, you can select the aggregation level such as Month, Week, Day, etc.
Color - Take a look at Color section for more details.
Repeat By - You can assign a column to repeat the chart for each of its values. Take a look at Repeat By section for more details.

Show Values on Plot

You can show the column values at "Color By" on the plot area by checking the "Show Value on Plot" checkbox.

'Others' Group

If you have many categories, you can reduce the number of categories by changing some category names to 'Others' using the 'Others' Group feature. See 'Others' Group for the detail.

Custom Function

You can use the Custom Function feature to define your own aggregation function. See Custom Function for the detail.

Layout Configuration

Take a look at Layout Configuration on how to configure the layout and format.

Exporting Chart Data

Unlike the other chart types, if you export the Heatmap chart data, the data will be saved in in a wide format.

Show Detail

You can show the detailed data underlying the chart by clicking the chart figure. See Show Detail for the detail.

Save as an Image

You can save the chart as an image file. See Save as PNG/SVG for more details.

Exploratory