wuchong commented on a change in pull request #14316:
URL: https://github.com/apache/flink/pull/14316#discussion_r537334995
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File path:
flink-formats/flink-json/src/main/java/org/apache/flink/formats/json/JsonRowDataDeserializationSchema.java
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@@ -101,6 +102,9 @@ public JsonRowDataDeserializationSchema(
public RowData deserialize(byte[] message) throws IOException {
try {
final JsonNode root = objectMapper.readTree(message);
+ if (root instanceof MissingNode) {
Review comment:
I think this is a little hack. This can't handle nested types. Would be
better fix this in
`org.apache.flink.formats.json.JsonToRowDataConverters#wrapIntoNullableConverter`.
And call `JsonToRowDataConverters#createConverter` in the constructor.
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