If you need to do something more complicated where SQL would be really handy, and like here you're not going to update your data, give monetDB a try. Quite ofte

If you need to do something more complicated where SQL would be really handy, and like here you're not going to update your data, give monetDB a try. Quite often when I'm about to break down and implore the hadoop gods, I remember about monetDB, and most of the time it's sufficient to solve my problem. MonrtDB: columnar DB for a single machine with a psql like interface: https://www.monetdb.org/ https://www.monetdb.org/