@Override
            public Optional<DeserializationRuntimeConverter> createUserDefinedConverter(
                    LogicalType logicalType, ZoneId serverTimeZone) {
                return wrapNumericConverter(createNumericConverter(logicalType));
            }
Used to create {@link DeserializationRuntimeConverterFactory} specified to Oracle.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/postgres-cdc/src/main/java/org/apache/inlong/sort/cdc/postgres/table/PostgreSQLDeserializationConverterFactory.java