code: public static Object convertSqlXml(Object sqlXml, String value) throws SQLException {
          return convertSqlXml(sqlXml, value.getBytes());
      }
docs: Transfers data from String into sql.SQLXML
  
  @param sqlXml sql.SQLXML which would be filled
  @param value  array of bytes
  @return sql.SQLXML from String
  @throws SQLException