How user could connect SysDBA?

Question

Hello :)
We Start Oracle AUDIT and Onlogon Procedure Auditing on our Database.
We Confused, What SysDBA could connect to System. Is SysDBA Oracle User?
In SQL*Plus has a command for this acction?
Our On Logon PL/SQL code
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CREATE OR REPLACE TRIGGER logon_audit_trigger AFTER LOGON ON DATABASE
insert into logon_log
(user_id ,
session_id ,
sid ,
serial# ,
host ,
ip_address ,
last_action ,
last_module ,
logon_day ,
logon_time ,
logoff_day ,
logoff_time ,
elapsed_minutes,
elapsed_seconds)
values(
user,
sys_context('USERENV','SESSIONID'),
sys_context('USERENV','SID'),
dbms_debug_jdwp.current_session_serial,
sys_context('USERENV','HOST'),
sys_context('USERENV','IP_ADDRESS'),
action_name,
module_name,
lo_dt,
to_char(lo_dt, 'hh24:mi:ss'),
null,
null,
null,
null
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Select * From logon_log
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USER_ID SESSION_ID SID SERIAL# HOST IP_ADDRESS LAST_MODULE LOGON_DAY
JOHN 393900 282 1186 ERO\APPS 192.168.1.103 frmweb.exe 1/31/2013 9:27:49 AM
JOHN 393903 189 1005 ERO\SECC 192.168.1.110 SQL*Plus 1/31/2013 9:28:12 AM
JOHN 393929 167 288 ERO\SECC 192.168.1.110 plsqldev.exe 1/31/2013 9:38:37 AM
JOHN 393930 198 858 ERO\SECC 192.168.1.110 plsqldev.exe 1/31/2013 9:38:37 AM
JOHN 393983 179 6066 ERO\SECC 192.168.1.110 frmbld.exe 1/31/2013 9:58:21 AM
JOHN 393987 182 231 ERO\SECC 192.168.1.110 frmbld.exe 1/31/2013 9:59:17 AM
JOHN 393941 278 1429 ERO\SECC 192.168.1.110 plsqldev.exe 1/31/2013 9:42:26 AM
JOHN 394060 305 1337 ERO\SECC 192.168.1.110 plsqldev.exe 1/31/2013 10:36:34 AM
JOHN 394129 261 5236 ERO\SECC 192.168.1.110 plsqldev.exe 1/31/2013 11:16:40 AM
JOHN 394196 269 783 ERO\SECC 192.168.1.110 SQL*Plus 1/31/2013 11:58:20 AM
JOHN 394199 309 701 ERO\APPS 192.168.1.103 frmweb.exe 1/31/2013 12:00:04 PM
JOHN 394240 196 578 ERO\SECC 192.168.1.110 SQL*Plus 1/31/2013 12:28:53 PM
JPHN 394243 248 702 ERO\SECC 192.168.1.110 frmbld.exe 1/31/2013 12:30:56 PM
SysDBA 394249 196 580 ERO\SECC 192.168.1.110 1/31/2013 12:31:56 PM
JOHN 394252 248 704 ERO\SECC 192.168.1.110 frmbld.exe 1/31/2013 12:32:57 PM
JOHN 394259 248 706 ERO\SECC 192.168.1.110 frmbld.exe 1/31/2013 12:35:29 PM
JOHN 394263 196 587 ERO\SECC 192.168.1.110 SQL*Plus 1/31/2013 12:36:49 PM
SysDBA 394264 196 589 ERO\SECC 192.168.1.110 1/31/2013 12:37:07 PM
Why UserID is SysDBA?
Edited by: user4282362 on Jan 31, 2013 2:17 AM

Answer 1

Have to take care with the words, because Oracle is case sensitive. For example:
SQL> SELECT USERNAME FROM DBA_USERS WHERE USERNAME like '%SYS%';
USERNAME
SYSADM
SYS
SYSTEM
SQL> SELECT USERNAME FROM DBA_USERS WHERE USERNAME='SysDBA';
no rows selected
Kind regards, Bruno Reis.
www.brunors.com