public String getType() {
            return logicalType;
        }
A utility used to change epoch dates into normal dates
<p/>
Example input: 0
Example output: 1970-01-01

@param obj the epoch date that is either long or int
@return the transformed local date
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/doris/src/main/java/org/apache/inlong/sort/doris/util/DorisParseUtils.java