Very vague - sounds like the person who wrote the ad doesn't know what it means either. Why don't you call them and ask them which specific "information retrieval packages" they mean?
ex-Oracle bloke
I agree. Here's the link: http://ej-technologies/jprofiler - if it wasn't for jprofiler, we would need to
run our stuff on 16 servers instead of 3.
subject: what is "information retrieval packages "