raywwen

摘要： 一. 安装是用户管理： sqlplus /nolog; connect /as sysdba; alter user sys identified by change_on_install; alter user system identified by manager; alter user scott identified by tiger; （默认scott锁定）(scott用户中有emp dept等表) alter user scott account unlock;二. Oracle常用命令： show user;（查看当前用户） ... 阅读全文