17 lines
484 B
Ruby
17 lines
484 B
Ruby
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class DeleteEventsWithoutUser < ActiveRecord::Migration
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def up
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# User deletion without all the proper dependent: :destroy options might have left
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# Events without a submitter (event_user association is deleted, but Event itslef is not)
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Event.all.each do |event|
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if event.users.blank?
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event.destroy
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end
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end
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end
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def down
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raise ActiveRecord::IrreversibleMigration, 'Cannot reverse migration. Events deleted cannot be re-created'
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end
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end
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