10 lines
243 B
Ruby
10 lines
243 B
Ruby
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class AddProportionToPrograming < ActiveRecord::Migration
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def up
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add_column :homework_detail_programings, :ta_proportion, :float, :default => 0.1
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end
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def down
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remove_column :homework_detail_programings, :ta_proportion
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end
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end
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