Oracle Database Discussions

Hi,

i am newbie to oracle.tried installing oracle 10g in ubuntu.
i am successful with the oracle installation.
i am able to login to sqlplus using oracle OEM,but when i try to login through command prompt , i get the following error:



rakesh@ubuntu:/$ sqlplus "/ as sysdba"
bash: sqlplus: command not found

rakesh@ubuntu:/$ sqlplus
bash: sqlplus: command not found


i have also tried to set the oracle_home, oracle path & oracle SID.

please find the below configuration parameters which i have set to.


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root@ubuntu:/usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin# more oracle_env.sh
ORACLE_HOME=/usr/lib/oracle/xe/app/oracle/product/10.2.0/server
export ORACLE_HOME
ORACLE_SID=XE
export ORACLE_SID
#NLS_LANG=`$ORACLE_HOME/bin/nls_lang.sh`
NLS_LANG='$ORACLE_HOME/bin/nls_lang.sh´ > NLS_LANG='$ORACLE_HOME/bin/nls_lang.sh'
export NLS_LANG


PATH=$ORACLE_HOME/bin:$PATH
export PATH
if [ $?LD_LIBRARY_PATH ]
then
LD_LIBRARY_PATH=$ORACLE_HOME/lib:$LD_LIBRARY_PATH
else
LD_LIBRARY_PATH=$ORACLE_HOME/lib
fi
export LD_LIBRARY_PATH

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Please help me out.

Thanks & Regards,
Rakesh.