本图书管理系统具有查询，录入数据，借还书，续借，数据备份等多种功能 -The library management system has a query, data capture, through books, renewal of library materials, a variety of functions such as data backup

数据备份表单，可将vfp项目中左右数据表、库备份，也可单独备份制定表。-Data backup form, vfp project data sheet, database backup, can also be a separate backup to develop the table.

基于VFP的手机进销存管理系统，可以进行操作员管理，登记进货、销货信息，查询库存状态、查询销售人员业绩，设置重点客户的生日提醒，系统数据备份等多种功能。-VFP mobile phone-based inventory management system, operator management, registration of purchase and sales information, check stock, check the performance of sales staff, t

vfp data backup utilities