http://www.perlmonks.org?node_id=1038031


in reply to Connection Pooling

Just in case this is an XY Problem (see XY Problem), perhaps you could explain why you are comparing 200 database tables in the first place and what you are trying to get out of that comparison?

If you spot any bugs in my solutions, it's because I've deliberately left them in as an exercise for the reader! :-)