From the course: QGIS and Python for AEC
Unlock the full course today
Join today to access over 22,600 courses taught by industry experts or purchase this course individually.
Getting WKT from data - QGIS Tutorial
From the course: QGIS and Python for AEC
Getting WKT from data
- [Narrator] In this video, we're going to add a shapefile to our project and extract the graphics or the entities out as well-known text. Well-known text is very powerful. I've recently used well-known texts to transfer graphics from Oracle to MySQL, for example, with a simple SQL call. That's how powerful well-known text is. So let's do that. The first thing we're going to do, is go to our exercise files under geometry handling, data, and drag and drop city limit into a new project. Let's do that now. And pick the first coordinate system, UTM zone 10. There it is. You should see in the bottom right hand corner, EPSG 269110. That's great. And this is the city limits. So if we pick on it, it's a single polygon. You'll see that the PC name is Nanaimo. It's a polypolygon or a multipolygon because it has a hole inside of it. There's a place where there's no polygon in the middle of the city limits. So…
Practice while you learn with exercise files
Download the files the instructor uses to teach the course. Follow along and learn by watching, listening and practicing.