presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/systemtables/PreparedStatementBuilder.java/PreparedStatementBuilder/getBindValue
class PreparedStatementBuilder:    private static Object getBindValue(int columnIndex, Set<Integer> uuidColumnIndexes, Object value)
    {
        if (uuidColumnIndexes.contains(columnIndex)) {
            return uuidToBytes(fromString(((Slice) value).toStringUtf8()));
        }
        return value;
    }