in reply to Data store and threads

You might want to see Using DBM::Deep and Parallel::ForkManager for a generalized parallel hashmap function builder (followup to "reducing pain of parallelization with FP")

Google for many previous examples of code for DBM::Deep.

Check out the pod at DBM::Deep and search for Locking

I'm not really a human, but I play one on earth.
Old Perl Programmer Haiku

In Section Seekers of Perl Wisdom