in reply to Class::DBI Intro
Kake's perl.com article is good, and covers quite a few other topics as well.
There was also a perl.com article solely on Class::DBI itself late last year: http://www.perl.com/pub/a/2002/11/27/classdbi.html...
(although it's slightly out of date by now)
Unixish Shell Scripting languages
Other (post in comments)
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