Perl DBD::Oracle Module installation

  • Install if missing ExtUtils-MakeMaker module (sudo yum install perl-ExtUtils-MakeMaker)
  • Install Perl DBI module ($ yum install perl-DBI)
  • Manually install below three RPMs for Oracle instant client (from Instant Client Downloads for Linux x86-64. The example is for v11.2.0.3.0-1: adapt the commands below to the actual version.)

    oracle-instantclient11.2-basic-11.2.0.3.0-1
    oracle-instantclient11.2-devel-11.2.0.3.0-1
    oracle-instantclient11.2-sqlplus-11.2.0.3.0-1
    

I am using 64 bit Linux box, so select your RPM filenames accordingly. Something like sudo yum -y install oracle-instantclient*rpm should do)

  • set below variables:

    export LD_LIBRARY_PATH=/usr/lib/oracle/11.2/client64/lib
    export ORACLE_HOME=/usr/lib/oracle/11.2/client64
    

    MacOS users will need:

    DYLD_LIBRARY_PATH=/usr/lib/oracle/11.2/client64/
    

    Also add ORACLE_HOME to your PATH variable.

  • download DBD::Oracle from CPAN

  • untar the module and run below commands in given sequence:

    perl Makefile.PL
    make
    sudo make install
    

In case you get complaints about missing gcc you can (temporarily) install it and then remove it.

DONE !!!

Issues I had faced were due to the wrong LD_LIBRARY_PATH. I had set it to /usr/lib/oracle/11.2/client64 whereas the correct value is /usr/lib/oracle/11.2/client64/lib.

Certainly, this was a great learning for a newbie like me.

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