Oracle ORA-01940 cannot delete the currently connected user First published on December 26, 2017 2310 days before the last update share Wait for you to tease 4245 readings terms of settlement: select * from v$session where username is not null ; alter system kill session '29,49'; drop user test cascade; The End label: oracle , solve , implementation Link to this article: https://www.51it.wang/ll/228 For commercial reproduction, please contact the author for authorization. For non-commercial reproduction, please indicate the source and link of this article