private String parseTransformNodeFields(List<FieldInfo> fields) {
        StringBuilder sb = new StringBuilder();
        for (FieldInfo field : fields) {
            sb.append("\n    `").append(field.getName()).append("`,");
        }
        if (sb.length() > 0) {
            sb.delete(sb.lastIndexOf(","), sb.length());
        }
        return sb.toString();
    }
Parse transform node fields

@param fields The fields defined in node
@return Field formats in select sql
inlong-sort/sort-core/src/main/java/org/apache/inlong/sort/parser/impl/FlinkSqlParser.java