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Query to select users connected [message #162239] Thu, 09 March 2006 05:49 Go to next message
MoleyHarey
Messages: 1
Registered: March 2006
Location: la mi
Junior Member

Hi,

I am using an Oracle 9i database and I would like to know the list of users connected and number of connections open.

Is there a way to perform an SQL query to check this?

Thanks,

Mh
Re: Query to select users connected [message #162245 is a reply to message #162239] Thu, 09 March 2006 06:13 Go to previous message
Mahesh Rajendran
Messages: 10707
Registered: March 2002
Location: oracleDocoVille
Senior Member
Account Moderator
You have all information in v$session.
For the other BG process involved, join v$session with v$process.

Edit:
Are you looking for something like this?
names are masked.
oracle@mutation#dbwho widw

INST_ID USERNAME         SID SPID   STATUS   LOGON_TIM MACHINE              PROGRAM
------- --------------- ---- ------ -------- --------- -------------------- ------------------------------------------------
      1 xxxxxxx          17 15338  INACTIVE 09-FEB-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          29 9010   INACTIVE 02-FEB-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          23 26116  ACTIVE   09-MAR-06 mutation              sqlplus@mutation.XXXXXXX (TNS V1-V3)
      1 xxxxxxx          30 12463  INACTIVE 02-MAR-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          13 21260  INACTIVE 06-MAR-06 HOST2        	    oracle@HOST2 (TNS V1-V3)
      1 xxxxxxx          18 26091  ACTIVE   09-MAR-06 HOST3                 oracle@HOST3 (P003)
      1 xxxxxxx          15 26093  ACTIVE   09-MAR-06 HOST3                 oracle@HOST3 (P004)
      1 xxxxxxx          16 22636  ACTIVE   09-MAR-06 HOST3                 sqlplus@HOST3 (TNS V1-V3)
      1 xxxxxxx          21 26085  ACTIVE   09-MAR-06 HOST3                 oracle@HOST3 (P000)
      1 xxxxxxx          20 26087  ACTIVE   09-MAR-06 HOST3                 oracle@HOST3 (P001)
      1 xxxxxxx          12 8726   INACTIVE 07-MAR-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          19 3998   INACTIVE 27-FEB-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          27 16433  INACTIVE 03-MAR-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          22 7916   INACTIVE 02-MAR-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1 xxxxxxx          24 13705  INACTIVE 20-JAN-06 HOST1                 ?  @HOST1 (TNS V1-V3)
      1                   1 22816  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (PMON)
      1                   2 22818  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (DIAG)
      1                   3 22820  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (LMON)
      1                   4 22822  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (LMD0)
      1                   5 22824  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (DBW0)
      1                   6 22826  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (LGWR)
      1                   7 22828  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (CKPT)
      1                   8 22830  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (SMON)
      1                   9 22832  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (RECO)
      1                  10 22834  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (CJQ0)
      1                  11 22836  ACTIVE   17-JAN-06 HOST3                 oracle@HOST3 (QMN0)

[Updated on: Thu, 09 March 2006 06:20]

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