22 lines
633 B
Ruby
22 lines
633 B
Ruby
class AddLastActivityColumnIntoProject < ActiveRecord::Migration
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def up
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add_column :projects, :last_activity_at, :datetime
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add_index :projects, :last_activity_at
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Project.find_each do |project|
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last_activity_date = if project.last_activity
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project.last_activity.created_at
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else
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project.updated_at
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end
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project.update_attribute(:last_activity_at, last_activity_date)
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end
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end
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def down
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remove_index :projects, :last_activity_at
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remove_column :projects, :last_activity_at
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end
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end
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