/Ruby/Rails on_delete cascade not working

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

Similar codes

0 vote317 views1 answer
Object service
Ruby
0 vote283 views1 answer
How to link to with font awesome rails
Ruby
0 vote291 views1 answer
Rails g model references
Ruby
0 vote285 views1 answer
Ruby rase exception
Ruby
1 vote280 views1 answer
Find records created in a particular month rails
Ruby
0 vote305 views1 answer
Sequel ruby different table name
Ruby
8 votes404 views3 answers
Ruby each with index
Ruby
0 vote307 views1 answer
Ruby format date time
Ruby
0 vote239 views1 answer
Rails don't render if in test environment
Ruby
0 vote320 views1 answer
How do i fix FATAL: password authentication failed for user "root"
Ruby