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- class MigrateWebPushSubscriptions2 < ActiveRecord::Migration[5.2]
- disable_ddl_transaction!
-
- def up
- Web::PushSubscription.where(user_id: nil).select(:id).includes(:session_activation).find_each do |subscription|
- if subscription.session_activation.nil?
- subscription.delete
- else
- subscription.update_attribute(:user_id, subscription.session_activation.user_id)
- end
- end
- end
-
- def down
- # Nothing to do
- end
- end
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