A CSV (comma-separated values) file is a plain text file that contains data which format is described in RFC4180. Each row has a number of fields, separated by commas. Each line should contain the same number of fields throughout the file. In this tutorial, I will show you how to upload, read CSV file data and store into MySQL Database using Spring Boot & Apache Commons CSV.
Excel file instead:
Spring Boot: Upload/Import Excel file data into MySQL Database