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Home » csv

Tìm số lần xuất hiện của user_name trong file CSV 13M line

Posted by By Lê Hoàng Tâm April 20, 2022Posted inAll topicsTags: csv, ruby
Đề bài toán:Tìm số lần xuất hiện của user_name trong file CSVFile CSV có khoản hơn 13 triệu dòng dữ liệu (nặng khoảng 500Mb) # CSV file "user_name","suspect_flag" aadilab,suspect_conversations_flag aadilab,suspect_searches_flag…
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