[GitHub] [inlong] yunqingmoswu commented on a diff in pull request #7478: [INLONG-7477][Sort] Fix the metadata of table write error for canal-json

["yunqingmoswu (via GitHub)" <gi...@apache.org>]

yunqingmoswu commented on code in PR #7478:
URL: https://github.com/apache/inlong/pull/7478#discussion_r1121478981


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inlong-sort/sort-formats/format-json/src/main/java/org/apache/inlong/sort/formats/json/canal/CanalJsonEnhancedSerializationSchema.java:
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@@ -122,9 +127,16 @@ private static RowType createJsonRowType(DataType physicalDataType, List<Writeab
 
     @Override
     public void open(InitializationContext context) {
-        reuse = new GenericRowData(2 + wirteableMetadataFieldGetter.length);
+        int size = 2 + wirteableMetadataFieldGetter.length;
+        if (typeIndex != -1) {
+            size--;
+        }

Review Comment:
   The metadata field  of 'type' has been written as the default value. At this time, the user displays the configured 'type', so the 'type' displayed by the user needs to be removed. At this time, the size of the final written data is reduced by 1.



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