mysql -h $dbhost -u $dbusername -p $dbpassword -D $dbname -e " `
LOAD DATA LOCAL INFILE 'C:/Users/My_PC/Downloads/file_1.csv' `
IGNORE INTO TABLE my_table FIELDS TERMINATED BY ',' IGNORE 1 LINES; `
LOAD DATA LOCAL INFILE 'C:/Users/My_PC/Downloads/file_2.csv' `
IGNORE INTO TABLE my_table FIELDS TERMINATED BY ',' IGNORE 1 LINES; `
LOAD DATA LOCAL INFILE 'C:/Users/My_PC/Downloads/file_3.csv' `
IGNORE INTO TABLE my_table FIELDS TERMINATED BY ',' IGNORE 1 LINES; "