zncleon opened a new issue, #14850:
URL: https://github.com/apache/iceberg/issues/14850
### Feature Request / Improvement
When I use the flink dynamic iceberg sink, I got an error
`Caused by: java.io.UTFDataFormatException: Encoded string is too long: 71731
at
org.apache.flink.core.memory.DataOutputSerializer.writeUTF(DataOutputSerializer.java:251)
~[flink-sql-jdbc-driver-bundle-1.20.2-mac.jar:1.20.2]
at
org.apache.iceberg.flink.sink.dynamic.DynamicRecordInternalSerializer.serialize(DynamicRecordInternalSerializer.java:71)
~[iceberg-flink-runtime-1.20-1.11.0-SNAPSHOT.jar:?]
at
org.apache.iceberg.flink.sink.dynamic.DynamicRecordInternalSerializer.serialize(DynamicRecordInternalSerializer.java:39)
~[iceberg-flink-runtime-1.20-1.11.0-SNAPSHOT.jar:?]
at
org.apache.flink.streaming.runtime.streamrecord.StreamElementSerializer.serialize(StreamElementSerializer.java:173)
~[flink-dist-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.streaming.runtime.streamrecord.StreamElementSerializer.serialize(StreamElementSerializer.java:44)
~[flink-dist-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.runtime.plugable.SerializationDelegate.write(SerializationDelegate.java:54)
~[flink-sql-jdbc-driver-bundle-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.runtime.io.network.api.writer.RecordWriter.serializeRecord(RecordWriter.java:152)
~[flink-sql-jdbc-driver-bundle-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.runtime.io.network.api.writer.RecordWriter.emit(RecordWriter.java:108)
~[flink-sql-jdbc-driver-bundle-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.runtime.io.network.api.writer.ChannelSelectorRecordWriter.emit(ChannelSelectorRecordWriter.java:55)
~[flink-sql-jdbc-driver-bundle-1.20.2-mac.jar:1.20.2]
at
org.apache.flink.streaming.runtime.io.RecordWriterOutput.pushToRecordWriter(RecordWriterOutput.java:140)
~[flink-dist-1.20.2-mac.jar:1.20.2]`
dataOutputView.writeUTF(SchemaParser.toJson(toSerialize.schema()));
### Query engine
None
### Willingness to contribute
- [ ] I can contribute this improvement/feature independently
- [ ] I would be willing to contribute this improvement/feature with
guidance from the Iceberg community
- [ ] I cannot contribute this improvement/feature at this time
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