I wrote a paper in 2006 about using SQL for the Modifiable Area Unit Problem (MAUP).  The example was an agricultural experiment field,...

Lets take another break from my textbook, and focus on a classic GIS operation.  If you are like me, you learned GIS with ARC/INFO.  I...

In case you are getting tired of reading examples from my book (did I mention that I have a textbook you can buy from Amazon?), I thought...

This post is part of a series entitled Spatial is not Special, where I will illustrate how spatial constructs in SQL provide us with a...

This post is part of a series entitled Spatial is not Special, where I will illustrate how spatial constructs in SQL provide us with a...

This post is part of a series entitled Spatial is not Special, where I will illustrate how spatial constructs in SQL provide us with a...

This post is part of a series entitled Spatial is not Special, where I will illustrate how spatial constructs in SQL provide us with a...

This post is part of a series entitled Spatial is not Special, where I will illustrate how spatial constructs in SQL provide us with a...

I have spent the last few years advocating the benefits of SQL, and in particular spatial constructs in SQL for solving geographic...