Elon Musk Does Not Understand Data Modeling
Over the past few days, Elon Musk made a bold and likely false claim that the Social Security Administration (SSA)’s incompetence regarding data management has caused fraudulent spending of government funds. The phrasing of the tweet points to one of four conclusions: There are many valid reasons for having...
The Most Important Programming Lesson
In the fall of 2012, I walked into my graduate advisor’s office and asked her which computer science class she recommended for me to enroll in. I explained that I was a complete novice in programming. She suggested Introduction to C Programming. After attending a few lectures, I discover...
Top SQL Interview Questions
Here are a dozen of the most common SQL interview questions you will see during an interview for a data professional role. I would highly suggest you attempt to answer the questions and write prospective queries for each question before you compare your answers to mine at the end...