# 2-D mapping of a categorical variable

**URL:** <https://discourse.julialang.org/t/2-d-mapping-of-a-categorical-variable/9509>\
**Category:** New to Julia\
**Created:** [March 5, 2018, 1:43pm UTC](https://discourse.julialang.org/t/2-d-mapping-of-a-categorical-variable/9509 "2018-03-05T13:43:00Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jjdegruijter](https://avatars.discourse-cdn.com/v4/letter/j/fbc32d/32.png) [@jjdegruijter](https://discourse.julialang.org/u/jjdegruijter)\
**Post date:** [March 5, 2018, 1:43pm UTC](https://discourse.julialang.org/t/2-d-mapping-of-a-categorical-variable/9509/1 "2018-03-05T13:43:00Z")

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Given a file with N rows and 3 columns: X-coordinate, Y-coordinate and Z , with the labels of a categorical variable. How to create a map that shows with coloured dots where the categories are in the X/Y plane?