For more information about Oracle Data Pump import and export, please see
https://www.cnblogs.com/wuhuankang/p/11419318.html
1. First to dba login database, create a directory and authorize the user (tims user name, c: \ the Back To create a directory)
sqlplus / as sysdba
Create directory back as 'c:\back';
Grant read,write on directory back to tims;
mkdir c:\back
2. backup script follows
@echo start the backup ....
This program uses @echo zip compression, the backup file may be used or zip rar decompression.
set instanse=orcl
set backpath=c:\test
set mydate=%date:~0,4%%date:~5,2%%date:~8,2%
set username=tims
set password=123123
set extname=rar
set filename=%username%-%mydate%
expdp %username%/%password%@%instanse% schemas=%username% directory=test dumpfile=%filename%.dmp logfile=%filename%.log
"C:\Program Files (x86)\WinRAR\WinRAR.exe" a %filename%.%extname% %filename%.dmp %filename%.log
del %filename%.dmp
del %filename%.log
@echo been backed up!
@echo backup file:.% filename%% extname%
@echo execute sql ....
@echo off
echo OK!