SQL Joins Preparation

Pre-Work for SQL Joins

Tomorrow we are going to learn how to combine data from two different SQL tables. We’re going to use Venn Diagrams to represent the different ways of joining data.

Take some time to review Venn Diagrams. Here are some websites that might be helpful.

https://www.purplemath.com/modules/venndiag.htm https://eagereyes.org/techniques/venn-diagrams

Your goal is to understand what the green sections in this image represent. What animals would belong in which region?