file_header = "(Customer VARCHAR(255) NOT NULL, Customer_ID VARCHAR(18) NOT NULL," \
              " Customer_Open_Date INT(8) NOT NULL, Last_Consulted_Date INT(8), " \
              "Vaccination_Type CHAR(5), Doctor_Consulted CHAR(255), State CHAR(255), " \
              "Country CHAR(5), Post_Code INT(255), Date_of_Birth INT(8), " \
              "Active_Customer CHAR(1) , PRIMARY KEY(Customer))"
