rails on_delete cascade not working
// dont do a foreing_key, instead use t.references
class CreateDocumentImages < ActiveRecord::Migration[5.1]
def change
create_table :document_images do |t|
t.references :document, foreign_key: { on_delete: :cascade }
t.references :image, foreign_key: { on_delete: :cascade}
t.timestamps
end
end
end