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The Querynomicon: An Introduction to SQL for Wary Data Scientists
duckdb is similar to sqlite in that it is a database as a file, but it does require an install process. The key advantage of duckdb over sqlite is (at...
Add a few GIS examples in an appendix to show what's possible.
One query we (@catalyst-cooperative) have attempted to write a couple of times for use in data validation tests is the calculation of a weighted quantile. For example, if we have...