cmd H: cd H:oracleproduct10.1.0Db_1BIN exp jz/jz file=C:/QS-BF20131017.dmp (备份) imp jz/jz file=C:/BF201310111.dmp full=y (还原) 导入数据库文件实例: imp test2/test2 file=D:/201606.dmp full=y (还原) exp onecard/onecard file=C:/ykt20131122.dmp 1: dba 登陆:sqlplus / as sysdba 例:快捷键:win+r 输入:sqlplus / as sysdba 2: 创建 用户 create user [username] identified by [pwd]; 例:create user wltest identified by wltest; 3: 授权 grant dba to [username] --赋给用户dba权限 例:grant dba to wltest; 查询当前实例名 select name from V$database; 修改当前实例名 set ORACLE_SID=实例名 先查看当前shared_pool_size值 sql>show parameter shared_pool_size; 然后 sql>alter system set shared_pool_size=’比原先值适当增加’ scope=spfile; 然后 sql>shutdown immediate sql>startup