activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb


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module ActiveRecord
  module ConnectionAdapters
    module Savepoints
      def create_savepoint(name = current_savepoint_name)
        execute("SAVEPOINT #{name}")
      end

      def exec_rollback_to_savepoint(name = current_savepoint_name)
        execute("ROLLBACK TO SAVEPOINT #{name}")
      end

      def release_savepoint(name = current_savepoint_name)
        execute("RELEASE SAVEPOINT #{name}")
      end
    end
  end
end