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class CreateHydrants < ActiveRecord::Migration
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def self.up
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create_table :hydrants do |t|
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t.timestamps
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t.decimal :lat
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t.decimal :lng
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t.integer :city_id
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t.integer :user_id
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end
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add_index :hydrants, :city_id, :unique => true
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end
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def self.down
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drop_table :hydrants
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end
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end
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