Export Data Base

Question

Hi,
I am taking Data base backup using Batch file and that file assign to Schedule.so every day automatically it is executing and saving to file. That batch file contains below script.
exp pplus/computer@abcd file=e:\bkup\pplus.dmp grants=Y buffer=10000 log=e:\bkup\pplus.log.
Every day replacing that file.But i want to take everyday backup in folder.So i am giving file=e:\bkup\pplus Concatenate(||) Date.how to concatenate filename with sysdate in Dos. any Command to concatenate sysdate with filename?

Answer 1

try this, this will add date in MM-DD-YYYY format.
@echo off
exp pplus/computer@abcd file=e:\bkup\pplus%date:~4,2%-%date:~7,2%-%date:~10,4%.dmp grants=Y buffer=10000 log=e:\bkup\pplus.log
rem echo %date:~4,2%-%date:~7,2%-%date:~10,4%
echo.
Sachin Chauhan