Did you take a look at PostgreSQL? It's used for datasets like OpenStreetMap.

perl -e 'use Crypt::Digest::SHA256 qw[sha256_hex]; print substr(sha256_hex("the Answer To Life, The Universe And Everything"), 6, 2), "\n";'

In reply to Re^3: MCE: How to access variables globally by cavac
in thread MCE: How to access variables globally by biohisham

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