@Override
    public String toString() {
        return "StreamSplitState{"
                + "startingOffset="
                + startingOffset
                + ", endingOffset="
                + endingOffset
                + ", split="
                + split
                + '}';
    }
The state of split to describe the change log of table(s).
Copy from com.ververica:flink-cdc-base:2.3.0.
inlong-sort/sort-flink/cdc-base/src/main/java/org/apache/inlong/sort/cdc/base/source/meta/split/StreamSplitState.java