@Override
    public int hashCode() {
        return (int) (value ^ (value >>> 32));
    }
@return String represent position in the write-ahead log stream as two hexadecimal numbers of
    up to 8 digits each, separated by a slash. For example {@code 16/3002D50}, {@code
    0/15D68C50}
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/postgres-cdc/src/main/java/io/debezium/connector/postgresql/connection/Lsn.java