2017-08-31 12:06:56 +08:00
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class IndexTopicsForFrontPage < ActiveRecord::Migration[4.2]
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2013-09-10 14:29:21 +10:00
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def change
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add_index :topics, [:deleted_at, :visible, :archetype, :id]
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# covering index for join
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add_index :topics, [:id, :deleted_at]
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end
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end
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