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class AddCourseActivities < ActiveRecord::Migration
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def up
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create_table :course_activities do |t|
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t.integer :user_id
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t.integer :course_id
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t.integer :course_act_id
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t.string :course_act_type
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t.timestamps
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end
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end
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def down
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drop_table :course_activities
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end
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end
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