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July 19, 2022

How to Add Custom Shapes to Tableau

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Tableau comes with a limited number of shape palettes. However, I have had use cases when I need to use my own shapes. In this tip, I show how I add a custom shape palette to Tableau.

Here are some websites to download shapes. Note that some of they require attribution.

July 12, 2022

How to Update a Datasource WITHOUT CLOSING TABLEAU

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If you use a PC, you’ve probably run into the situation where you can’t update a datasource because it’s in use by Tableau. You have to close Tableau, save the datasource, then open Tableau again. Well…no more! 

I promise this tip is going to save you lots of time and tons of frustration.

July 5, 2022

How to Create a Hexbin Map in Tableau

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In this tip, I show you how to create a hexbin map in Tableau. But first, let me explain the purpose, benefits and drawback of a hexbin map.

There are countless times when I have been asked to display way too much data on a map. Sometimes I’ve been asked to display thousands of points on a map..but why? I know no one will understand it. 

A hexbin map uses hexagons to divide an area into multiple parts and assign a color gradient to each hexagon. This chart type is used to visualize density, where the hexagons dividing the whole space into discrete units of equal size. 

This video is going to help you communicate the concentration of data on maps more effectively and give you another option for visualizing geospatial data. I’ll show you how to create a hexbin map based on both the value and the rank, giving you two options depending on your use case.

If you want to follow along, these are the data sources I used:

1. Austin Bike Accidents -

2. Austin Zip Codes Shapefile -

3. Price Summary -