ORA-01940: cannot drop a user that is currently connected 问题解决

问题背景

想要重建用户及表空间，删除用户及表空间时报用户已连接
ORA-01940: cannot drop a user that is currently connected
检查一波之后发现实际并没有在使用的，就只能杀除进程了

问题解决

查询用户登录情况并结束相关session

登录删除用户

[oracle@orcldb data]$ sqlplus / as sysdbaSQL*Plus: Release 19.0.0.0.0 - Production on Tue Jul 12 10:00:44 2022
Version 19.11.0.0.0Copyright (c) 1982, 2020, Oracle.  All rights reserved.Connected to:
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.11.0.0.0SQL> drop user wlpt cascade;
drop user wlpt cascade
*
ERROR at line 1:
ORA-01940: cannot drop a user that is currently connected

查找用户进程，并杀死进程

SQL> select username,sid,serial# from v$session where username = 'WLPT';USERNAME
--------------------------------------------------------------------------------SID    SERIAL#
---------- ----------
WLPT5217    39774SQL> alter system kill session '5217,39774';System altered.

删除用户及表空间

SQL> drop user wlpt cascade;SQL> drop tablespace wlpt_temp INCLUDING CONTENTS AND DATAFILES;SQL> drop tablespace wlpt_data INCLUDING CONTENTS AND DATAFILES;

重新创建用户及表空间

create temporary tablespace wlpt_temp
tempfile '/data/wlpt_temp.dbf'
size 50m
autoextend on
next 50m maxsize 20480m
extent management local;  create tablespace wlpt_data
logging
datafile '/data/wlpt_data.dbf'
size 50m
autoextend on
next 50m maxsize 20480m
extent management local; create user wlpt identified by wlpt
default tablespace wlpt_data
temporary tablespace wlpt_temp; grant connect,resource,dba to wlpt;

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ORA-01940: cannot drop a user that is currently connected 问题解决

问题背景

问题解决

查询用户登录情况并结束相关session

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