oracle有两种用户,一种是系统用户 sys system 权限最高,另一种是普通用户
创建用户并授予session权限
create user TEST identified by 123456 default tablespace users;
grant create session to TEST;
修改密码
alter user TEST identified by 123;
删除用户
drop user TEST cascade;
视图dba_users查看所有用户信息
select * from dba_users
锁定和开启账号
alter user TEST account lock;
alter user TEST account unlock;
有时候oracle会自动被锁上
SELECT session_id FROM v$locked_object;
SELECT sid, serial#, username, osuser FROM v$session where sid = 18;
ALTER SYSTEM KILL SESSION '18,44304';