QueryCSV允许您加载CSV文件，并使用SQL查询操作它们，然后在您完成后，您可以将新值导出到CSV文件- m7shapan...

QueryCSV enable you to load CSV files and manipulate them using SQL queries then after you finish you can export the new values to CSV file Why it's started with this task that I need to merge 30 CSV file into one file and group it by day instead of the hour, I wrote a couple of lines of code to do that, but I knew it is not going to be the last task that I will need to manipulate the CSV files, s