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Mapping for single points on a map and filtering within a specific mile radius. I had a hard time finding what I needed exactly on the forums for the radius filter until I figured out a super easy way to do it. Here's how I do my mapping along with the associated filter for distance within a specific radius.
In the worksheet, I can create a dual-axis map, showing licensed stores on top of the school buffers. I can use “Number of Records” to count licensed stores within the specified search radius around schools.
While exploring data in a map view, you might have questions about how that data relates to its surrounding geography, locations, or landmarks. To answer these types of questions, you can use the Radial tool to measure approximate distances in your map view.
This topic illustrates how to create a simple map using an example. To follow along with the example below, open Tableau Desktop and connect to the Sample-Superstore data source, which comes with Tableau. Build a simple point map. Navigate to a worksheet. In the Data pane, open the Location folder and double-click State.
While exploring data in a map view, you might have questions concerning what that data interrelated to hers surrounding geography, locations, or landmarks. Up answer this types for questions, you can use the Radial apparatus into measure approximate distances in your map look.
For spatial points, returns a polygon shape centered over a <spatial point>, with a radius determined by the <distance> and <unit> values. For linestrings, computes the polygons formed by including all points within the radius distance from the linestring.
Ever want to draw circles of an exact distance around points on a map in Tableau? Now you can! Tableau 2018.1 introduces a lot of new geospatial features - including support for SQL Server geospatial objects.
