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- class AddScheduledStatusIdToMediaAttachments < ActiveRecord::Migration[5.2]
- disable_ddl_transaction!
-
- def change
- add_reference :media_attachments, :scheduled_status, foreign_key: { on_delete: :nullify }, index: false
- add_index :media_attachments, :scheduled_status_id, algorithm: :concurrently
- end
- end
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