June 2017
Beginner
428 pages
10h 2m
English
Content preview from Practical GIS
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Visualizing PostGIS layers in QGIS
Great work! You just created a spatial database filled with every kind of data. Now let's visualize them in QGIS. First, get rid of the opened layers, and read the layers from PostGIS by dragging and dropping them from the database manager to the canvas. Visualizing PostGIS layers in QGIS is as easy as that. We don't even have to worry about changes in the database. By changing the scale of the map or clicking on the Refresh button in the main toolbar, QGIS will automatically incorporate every change occurred since the last refresh:
Be careful with visualizing PostGIS raster layers, especially with large ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.