As a contractor, there are those few times when you arrive at a client’s site and you get asked to do something for which you’re not remotely qualified. That happened to me a few months ago. I joined a new project as was asked to write a PL/SQL script triggered by a Perl script run using chron. Now, I’ve never done Perl, it’s not on my CV, but, as usual, you think: ‘how hard can it be?’ and get on with it. The sample scripts below are my notes on how to write Perl, they may not be the best notes in the world and they are incomplete, but they work for me…
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