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class CreateTrendCounters < ActiveRecord::Migration
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def self.up
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create_table :trend_counters do |t|
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t.integer :trend_id
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t.integer :count
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t.timestamps
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end
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add_index :trend_counters, :trend_id
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end
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def self.down
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remove_index :trend_counters, :trend_id
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drop_table :trend_counters
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end
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end
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