-u and -p options specify the user name and password for the MySQL server. There should not be a any space between -u & user name and -p & password. Please note that it is not mandatory to keep the extension of file as .sql but because this file would contain the SQL statements -so keeping .sql makes more sense. This dump file will also have SQL command for dropping the MySQL table if it already exist in the target database. In order to import the dumped table into a database, use the following MySQL command: I hope this information was useful for you. Please feel free to ask if you have any questions. I will be happy to try and help you. Thank you for using TechWelkin.