http://3xejtix5tkneqclwbcuqi2mysi3bqp6qv2b3jwp466itjzjjptiwhdqd.onion/@ftrain/big-data-small-effort-b62607a43a8c
Because messing around in SQL from a web browser is orders of magnitude more immediately useful than downloading a CSV, processing it, and figuring out what comes next. As sample data, Simon used some CSV files from FiveThirtyEight , including a list of congresspeople and their ages when serving. You can explore that data with regular SQL .