private static Timestamp convertTimestamp(TimestampData timestamp) {
        return timestamp.toTimestamp();
    }
Runtime converter that converts objects of Flink Table & SQL internal data structures to
corresponding {@link Object}s.
inlong-sort/sort-formats/format-rowdata/format-rowdata-base/src/main/java/org/apache/inlong/sort/formats/base/RowDataToFieldConverters.java