db/migrate/20220105152547_add_foreign_key_to_updated_state_by_user_id_to_merge_request_assignees.rb


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# frozen_string_literal: true

class AddForeignKeyToUpdatedStateByUserIdToMergeRequestAssignees < Gitlab::Database::Migration[1.0]
  disable_ddl_transaction!

  def up
    add_concurrent_foreign_key :merge_request_assignees, :users, column: :updated_state_by_user_id, on_delete: :nullify
  end

  def down
    with_lock_retries do
      remove_foreign_key :merge_request_assignees, column: :updated_state_by_user_id
    end
  end
end