message: zero fraction size of seconds
diff: @@ -251,6 +251,7 @@ SQLColAttribute(HSTMT statement_handle, SQLUSMALLINT column_number, SQLUSMALLINT
  }
  break;
  case SQL_DESC_PRECISION:
  + num_value = 0;
  break;
  case SQL_DESC_NUM_PREC_RADIX:
  if (type_info.IsIntegerType())
  