db/migrate/20180910153413_add_index_to_token_digest_on_personal_access_tokens.rb


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# frozen_string_literal: true

class AddIndexToTokenDigestOnPersonalAccessTokens < ActiveRecord::Migration[4.2]
  include Gitlab::Database::MigrationHelpers

  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_index :personal_access_tokens, :token_digest, unique: true
  end

  def down
    remove_concurrent_index :personal_access_tokens, :token_digest if index_exists?(:personal_access_tokens, :token_digest)
  end
end