你这有点奇怪，过程截图有吗？我也想看看这个神奇的骚操作。

SQL> create user ids0 identified by "Ora_!@#";

User created.

Elapsed: 00:00:00.43
SQL> 
SQL> conn 'ids0/"Ora_!@#"'
Enter password: 
ERROR:
ORA-12154: TNS:could not resolve the connect identifier specified


Warning: You are no longer connected to ORACLE.
SQL> grant create session to ids0;

Grant succeeded.

Elapsed: 00:00:00.05
SQL> conn ids0/"Ora_!@#"
Connected.
SQL> show user
USER is "IDS0"
SQL> conn / as sysdba 
Connected.
SQL> conn ids0/"Ora_!@#"@test
Connected.