layout_treemap(*columns: category|number, {
    "param": value,
    ...
}) -> (x: column, y: column)

Transforms a set of columns (normally categorical) to x and y positions using a treemap layout.

The treemap will be created hierarchically according to the order of columns in the input.

At the lowest level of the treemap, points within the same category may be ordered from top to bottom and left to right using an optional numerical column.

layout_treemap(*columns: category|number, {
    "param": value,
    ...
}) -> (x: column, y: column)
​
numerical_col
string

Name of the numerical column. Used to order the nodes consecutively in the final treemap.

​
node_size
integer
default:"8"

Size of the nodes in pixels.

Values must be in the following range:

1 ≤ node_size < inf
​
v2
boolean
default:"false"

Enable use of version 2 of algorithm.

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