1、查询用户的权限
Select * From sys.dba_sys_privs
a Where A.grantee= ‘username‘;
2、在当前用户下查询当前用户的权限
SELECT * FROM session_privs;
3、给用户赋权限
Grant select on tablename to username;
4、删除用户的权限
Revoke
create table ,select any table ,update any table ,insert any table ,delete
any table ,sysdab
From user_name;
