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kirkconnell/gist:5701607

Created June 3, 2013 21:31
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gistfile1.txt
$: time ruby cross_join.rb group_1.txt group_2.txt
a1d826a157c20ed6cb3d20292d5bc5b4, a1d826a157c20ed6cb3d20292d5bc5b4
real 6948m15.378s
user 6849m3.990s
sys 80m35.040s
$: time ruby hash_join.rb group_1.txt group_2.txt 100
a1d826a157c20ed6cb3d20292d5bc5b4, a1d826a157c20ed6cb3d20292d5bc5b4
real 0m54.109s
user 0m53.570s
sys 0m0.370s
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