oracle sql

【oracle sql】大鹏一日同风起,扶摇直上九万里。这篇文章主要讲述oracle sql相关的知识,希望能为你提供帮助。
当前用户:
select * from user_users;
select user from dual;
show user
查看当前那些用户登录:
select username,serial#, sid from v$session;
select username,privilege from user_sys_privs;
select * from all_users;


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