quote

# File activerecord/lib/active_record/connection_adapters/sqlserver_adapter.rb, line 330
      def quote(value, column = nil)
        case value
          when String                
            if column && column.type == :binary && column.class.respond_to?(:string_to_binary)
              "'#{quote_string(column.class.string_to_binary(value))}'"
            else
              "'#{quote_string(value)}'"
            end
          when NilClass              then "NULL"
          when TrueClass             then '1'
          when FalseClass            then '0'
          when Float, Fixnum, Bignum then value.to_s
          when Date                  then "'#{value.to_s}'" 
          when Time, DateTime        then "'#{value.strftime("%Y-%m-%d %H:%M:%S")}'"
          else                            "'#{quote_string(value.to_yaml)}'"
        end
      end