12 Lessons in 12 Years
In honor of my professional life lasting as long as K-12 schooling, here is the most important lesson I learned in each year of work thus far. 2011: Software Engineer –> Designing a Data Warehouse is a technical and usability challenge. Ideal to have a single very wide table at lowest level of granularity (view or physical depending on database). Everyone mess up joins. Avoid duplicates. Pick descriptive and long column names....