October 2023
Beginner to intermediate
234 pages
4h 55m
English
Content preview from Geospatial Analysis with SQL
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7
Exploring PostGIS for Geographic Analysis
We have been working with PostGIS to support geographic analysis (geometry and geography). Being open source and using additional spatial functions allows us to store geometric information. In this chapter, you will continue to learn how to work with the spatial reference identifier (SRID), as well as a few non-spatial functions. Information and instructions will be formatted as case studies that highlight open source data. These vignettes will correlate with how questions are formulated and encourage creativity and curiosity.
As a brief refresher, when referring to PostGIS, we mean the open source Postgres spatial extension for working with spatial databases. The main reason I rely on PostgreSQL is ...
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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.