backup

cd C:\Program Files\WinRAR

md E:\wangcf\backup

xcopy D:\mysql\data E:\wangcf\backup /y /s

rar a E:\wangcf\专项工作\补退费系统\备份\ -m5 -iback -ilogE:\wangcf\专项工作\补退费系统\备份\rar.log -agYYYYMMDD -inul E:\wangcf\backup\

rd E:\wangcf\backup /q /s