HR-юзер появляется
select * from dba_users where username like '%HR%';

--- ---
....
HR
103

OPEN 16-JUN-20
USERS TEMP
TEMP 18-DEC-19
DEFAULT
DEFAULT_CONSUMER_GROUP

11G 12C N PASSWORD N NO

NO
USING_NLS_COMP
NO NO


1 row selected.

===

после дисконекта из sqlplus
C:\Users\GENERAL>sqlplus / as sysdba

SQL*Plus: Release 18.0.0.0.0 - Production on Thu Dec 19 00:20:01 2019
Version 18.4.0.0.0

Copyright (c) 1982, 2018, Oracle. All rights reserved.


Connected to:
Oracle Database 18c Express Edition Release 18.0.0.0.0 - Production
Version 18.4.0.0.0

SQL> select * from dba_users where username like '%HR%';

no rows selected

select con_id,name,open_mode from v$database
SQL> select con_id,name,open_mode from v$database;

CON_ID NAME OPEN_MODE
---------- --------- --------------------
0 XE READ WRITE

SQL> select cdb from v$database;

CDB
---
YES

select name from v$pdbs;
SQL> select name from v$pdbs;

NAME
--------------------------------------------------------------------------------
XEPDB1

1 row selected.
===

lsnrctl status
C:\Users\GENERAL>lsnrctl status

LSNRCTL for 64-bit Windows: Version 18.0.0.0.0 - Production on 19-DEC-2019 00:16:19

Copyright (c) 1991, 2018, Oracle. All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.1.83)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for 64-bit Windows: Version 18.0.0.0.0 - Production
Start Date 18-DEC-2019 23:39:55
Uptime 0 days 0 hr. 36 min. 29 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Default Service XE
Listener Parameter File C:\app\GENERAL\product\18.0.0\dbhomeXE\network\admin\listener.ora
Listener Log File C:\app\GENERAL\product\18.0.0\diag\tnslsnr\skn\listener\alert\log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=192.168.1.83)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROC1521ipc)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcps)(HOST=127.0.0.1)(PORT=5500))(Security=(my_wallet_directory=C:\APP\GENERAL\PRODUCT\18.0.0\ad
min\XE\xdb_wallet))(Presentation=HTTP)(Session=RAW))
Services Summary...
Service "6f036d1871254506b20ad17cd05bf702" has 1 instance(s).
Instance "xe", status READY, has 1 handler(s) for this service...
Service "CLRExtProc" has 1 instance(s).
Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "XE" has 1 instance(s).
Instance "xe", status READY, has 1 handler(s) for this service...
Service "XEXDB" has 1 instance(s).
Instance "xe", status READY, has 1 handler(s) for this service...
Service "xepdb1" has 1 instance(s).
Instance "xe", status READY, has 1 handler(s) for this service...
The command completed successfully