Setting up the .bash_profile in oracle 10g

# .bash_profile

# Get the aliases and functions

if [ -f ~/.bashrc ]; then

. ~/.bashrc

fi

### User specific environment and startup programs

export ORACLE_BASE=/home/oracle/10.2.0/product

export ORACLE_HOME=$ORACLE_BASE/db_1

export PATH=$PATH:$ORACLE_HOME/bin

export ORACLE_SID=orcl

export LD_LIBRARY_PATH=$ORACLE_HOME/lib

export CLASSPATH=$ORACLE_HOME/jre:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib;

export TMP=/home/oracle/tempdir

export TEMPDIR=/home/oracle/tempdir

unset USERNAME

To make the changes in .bash_profile run the belowcommand:

[oracle@Sumit -SERVER ~]$ source ~/.bash_profile

Make sure all the enviornment variables are set properly.You can verify from below:

[oracle@sumit-server ~]$ echo $PATH

/usr/kerberos/bin:/usr/local/bin:/bin:/usr/bin:/usr/X11R6/bin:/home/oracle/10.2.0/product/db_1/bin

[oracle@sumit-server ~]$ echo $ORACLE_BASE

/home/oracle/10.2.0/product

[oracle@sumit-server ~]$ echo $ORACLE_HOME

/home/oracle/10.2.0/product/db_1

[oracle@sumit-server ~]$ echo $LD_LIBRARY_PATH

/home/oracle/10.2.0/product/db_1/lib

[oracle@sumit-server ~]$ echo $CLASSPATH

/home/oracle/10.2.0/product/db_1/jre:/home/oracle/10.2.0/product/db_1/jlib:/home/oracle/10.2.0/product/db_1/rdbms/jlib