–数据库备份–导出
exp userid=shoppingsys/shoppingsys@orcl file=/home/oracle/shoppingsys.dmp log=/home/oracle/shoppingsys.log
–数据库备份–导入
imp userid=shoppingsys/shoppingsys@orcl fromuser=shoppingsys touser=shoppingsys file=/home/oracle/shoppingsys.dmp log=/home/oracle/shoppingsys.log