Created
September 11, 2014 13:22
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| posts = Post.all | |
| Benchmark.bm do |x| | |
| x.report(:exists) {posts.exists?} | |
| x.report(:present) {posts.present?} | |
| end | |
| user system total real | |
| Post Exists (0.3ms) SELECT 1 AS one FROM "posts" LIMIT 1 | |
| exists 0.020000 0.000000 0.020000 ( 0.028894) | |
| present 0.000000 0.000000 0.000000 ( 0.000018) |
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