SQL Queries

      You are the Database Manager of an aid organization that is focusing on a polio vaccination campaign. You have many end-users who are just getting their feet wet learning about SQL Queries. You are tasked with creating a tutorial complete with example SQL queries to help your end users learn about some of the queries that would support their work at your assigned organization. Make sure you include sample queries for multiple data warehouses with differing types of healthcare data applicable to your assigned scenario