I've seen systems where people are doing manual JOINs with CSV, JSON, and the results of DynamoDB scans on relatively tiny datasets (<10 megs.) Everything could

I've seen systems where people are doing manual JOINs with CSV, JSON, and the results of DynamoDB scans on relatively tiny datasets (<10 megs.) Everything could fit in sqlite on a single machine. Instead, they build a Rube Goldberg contraption that uses "modern cloud architecture."