or how do I get free spatial data for Alteryx…
I keep having this big idea for a blog post, but getting sidetracked by things that I need before I start. Its always nice to share, and I figure many other Alteryx users would have the same needs as me. Last weeks post, Weighted Medians, was one example of this. This week, for the next step in what I have been working on, I needed a US Block polygon file. Blocks are the lowest level for which Census data is tabulated. The census helpfully makes the polygons available for download on their ftp site, but the data is in a separate ZIP file per state containing SHP files. What I really want is a single YXDB file for the entire layer. Downloading 50+ files and then unzipping and converting by hand sounds like a lot of work. I am a programmer and programmer’s by nature are lazy, so I wanted to make this process easier. Continue reading