How to see available SID’s in Oracle

Once you have installed Oracle database and rebooted the system you can go to a command line window and type the following: C:Usershecperez>LSNRCTL SERVICES The response should look like this: LSNRCTL for 32-bit Windows: Version 11.2.0.2.0 – Production on 20-FEB-2014 10:23:51 Copyright (c) 1991, 2010, Oracle. All rights reserved. Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1))) Services Summary… Service “CLRExtProc” has 1 instance(s). Instance …