![]() ![]() Note that for the events to line up in the correct place, each event needs a corresponding Date (the same field that is on the Columns Shelf) in the underlying data. To display events on the timeline, drag your dimension that represents your events to the Detail Marks Card. We’ve now laid the foundation of the timeline. To do this, on a PC, right-click and drag the date field onto the Columns Shelf, and pick the very first option that is presented after letting go of the field. At this step, I like to choose Date (Continuous) as the date part so I can use the most granular date available (in this case, day) and use the field as continuous. ![]() Next, place the Date field that you want to use as your timeline on the Columns Shelf. The formula for my placeholder field is simply MIN(0).įor a horizontal timeline (as pictured above), place the newly created Placeholder calculated field on the Rows Shelf. This calculated field will eventually be used to make all of the dates line up in a straight line on the timeline. The trick to building a timeline in Tableau is to create a placeholder calculated field. In the dashboard, I have a timeline at the top to display the next 90 days of speaking events. To illustrate how to make a timeline in Tableau, we’ll be reverse-engineering my Where’s Ryan visualization. The Trick to Building a Timeline in Tableau Premier Tableau eLearning from Playfair Data TV This tutorial shares how to make a timeline in Tableau and how to add an optional reference line to display the current day. In both use cases, you can use (1) a relative date filter in Tableau to dynamically display a subset of dates and (2) add dashboard actions to link to more information about notable events / dates on the timeline. Second, a timeline can be used as a calendar showing upcoming dates of interest. For example, you can provide context by lining up a timeline of marketing promotions with a trend line to see when spikes align with your marketing efforts. First, a timeline in Tableau can be used as a method for showing end users when notable events occurred in the business. Timelines are not an out-of-the-box chart type in Tableau, but they can serve several practical purposes for your analyses and user experience. This content is excerpted from my book, Innovative Tableau: 100 More Tips, Tutorials, and Strategies, published by O’Reilly Media Inc., 2020, ISBN: 978-1492075653. ![]()
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