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thehenster/count.rb

Last active August 29, 2015 14:07
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count.rb
# In rails 3
Post.select(:id, :created_at).count #=> SELECT COUNT(*) FROM posts
# In rails 4
Post.select(:id, :created_at).count #=> SELECT COUNT(id, created_at) FROM posts ... bang
Post.select(:id, :created_at).count(:all) #=> SELECT COUNT(*) FROM posts
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