FlinkCDC连接tidb乱码

SourceFunction<String> tidbSource =
            TiDBSource.<String>builder()
                .database("mydb") // set captured database
                .tableName("products") // set captured table
                .tiConf(
                    TDBSourceOptions.getTiConfiguration(
                        "localhost:2399", new HashMap<>()))
                .snapshotEventDeserializer(
                    new TiKVSnapshotEventDeserializationSchema<String>() {
                        @Override
                        public void deserialize(
                            Kvrpcpb.KvPair record, Collector<String> out)
                            throws Exception {
                            out.collect(record.toString());
                        }

                        @Override
                        public TypeInformation<String> getProducedType() {
                            return BasicTypeInfo.STRING_TYPE_INFO;
                        }
                    })
                .changeEventDeserializer(
                    new TiKVChangeEventDeserializationSchema<String>() {
                        @Override
                        public void deserialize(
                            Cdcpb.Event.Row record, Collector<String> out)
                            throws Exception {
                            out.collect(record.toString());
                        }

                        @Override
                        public TypeInformation<String> getProducedType() {
                            return BasicTypeInfo.STRING_TYPE_INFO;
                        }
                    })
                .build();

        StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();

        // enable checkpoint
        env.enableCheckpointing(3000);
        env.addSource(tidbSource).print().setParallelism(1);

        env.execute("Print TiDB Snapshot + Binlog");

原版的没有转码操作呢，你试试看
另外 数据库集群用的什么编码？