binary_to_sql

# File activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb, line 934
      def binary_to_sql(limit) # :nodoc:
        case limit
        when 0..0xff;               'tinyblob'
        when nil, 0x100..0xffff;    'blob'
        when 0x10000..0xffffff;     'mediumblob'
        when 0x1000000..0xffffffff; 'longblob'
        else raise(ActiveRecordError, "No binary type has byte length #{limit}")
        end
      end