Splitting CSV file into chunks and process them independently won't necessarily be wrong (although there are implementations out there that I won't name would,

Splitting CSV file into chunks and process them independently won't necessarily be wrong (although there are implementations out there that I won't name would, because they do guess). The trick however requires to scan twice: https://liuliu.me/eyes/loading-csv-file-at-the-speed-limit-of-the-nvme-storage/ https://liuliu.me/eyes/loading-csv-file-at-the-speed-limit-o... Nice article otherwise!