Step-by-step – Oracle 12c R2 Database Installation in Linux Mint 21

Setting Up Paths

10. 10. Setting the PATH

    Next to Add Paths to oracle’s .bashrc
    First, Login as the Oracle User with:

    su oracle

    Then Edit the .bashrc file:

    nano ~/.bashrc

    Append:

    # Oracle Settings/nexport TMP=/tmp;/nexport TMPDIR=$TMP; /nexport ORACLE_HOSTNAME=[HOSTNAME]; /nexport ORACLE_BASE=/u01/app/oracle;/nexport ORACLE_HOME=$ORACLE_BASE/product/12/dbhome_1; /nexport ORACLE_SID=[DBSID]; /nexport ORACLE_UNQNAME=$ORACLE_SID;/nexport PATH=/usr/sbin:$ORACLE_HOME/bin:$PATH; /nexport LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib:/usr/lib64; /nexport CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib;
    

    Replace [HOSTNAME] with IP and [DBSID] with SID Name
    For a Local Setup as here, Respectively:

    • HOSTNAME = 127.0.0.1.

    • DBSID = SID.

    Finally, ReLoad the New .bashrc Settings simply as:

    bash