Connecting to idle instance in Oracle 11g
SQL*Plus: Release 11.2.0.1.0 Production on Sat Nov 10 14:48:26 2012
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Enter user-name: sys as sysdba
Enter password:
Connected to an idle instance.
SQL> connect ADIPNU
Enter password:
ERROR:
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
Process ID: 0
Session ID: 0 Serial number: 0
Warning: You are no longer connected to ORACLE.
SQL>
Please give a solution..
Thans in advance..