private DorisLoadNode buildDorisLoadNode() {
        List<FieldInfo> fields = Arrays.asList(
                new FieldInfo("dt", new StringFormatInfo()),
                new FieldInfo("id", new IntFormatInfo()),
                new FieldInfo("name", new StringFormatInfo()),
                new FieldInfo("age", new IntFormatInfo()),
                new FieldInfo("price", new DecimalFormatInfo()),
                new FieldInfo("sale", new DoubleFormatInfo()));
        List<FieldRelation> fieldRelations = Arrays
                .asList(new FieldRelation(new FieldInfo("dt", new StringFormatInfo()),
                        new FieldInfo("dt", new StringFormatInfo())),
                        new FieldRelation(new FieldInfo("id", new IntFormatInfo()),
                                new FieldInfo("id", new IntFormatInfo())),
                        new FieldRelation(new FieldInfo("name", new StringFormatInfo()),
                                new FieldInfo("name", new StringFormatInfo())),
                        new FieldRelation(new FieldInfo("age", new IntFormatInfo()),
                                new FieldInfo("age", new IntFormatInfo())),
                        new FieldRelation(new FieldInfo("price", new DecimalFormatInfo()),
                                new FieldInfo("price", new DecimalFormatInfo())),
                        new FieldRelation(new FieldInfo("sale", new DoubleFormatInfo()),
                                new FieldInfo("sale", new DoubleFormatInfo())));

        List<FilterFunction> filters = new ArrayList<>();
        Map<String, String> properties = new LinkedHashMap<>();
        properties.put("dirty.side-output.connector", "log");
        properties.put("dirty.ignore", "true");
        properties.put("dirty.side-output.enable", "true");
        properties.put("dirty.side-output.format", "csv");
        properties.put("dirty.side-output.labels",
                "SYSTEM_TIME=${SYSTEM_TIME}&DIRTY_TYPE=${DIRTY_TYPE}&database=test&table=test2");
        return new DorisLoadNode("2", "doris_output", fields, fieldRelations,
                filters, null, 1, properties,
                "localhost:8030", "root",
                "000000", "test.test2", null);
    }
Test for extract data use {@link DorisExtractNode} and load data use {@link DorisLoadNode}
inlong-sort/sort-core/src/test/java/org/apache/inlong/sort/parser/DorisExtractNodeToDorisLoadNodeTest.java