@Override
    public DataType fromDbzColumn(Column splitColumn) {
        return OracleTypeUtils.fromDbzColumn(splitColumn);
    }
The {@code ChunkSplitter} used to split Oracle table into a set of chunks for JDBC data source.
 Copy from com.ververica:flink-connector-oracle-cdc:2.3.0
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/oracle-cdc/src/main/java/org/apache/inlong/sort/cdc/oracle/source/splitter/OracleChunkSplitter.java