public class DefaultKeyComparator extends Object implements KeyComparator
| 构造器和说明 |
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DefaultKeyComparator() |
public int compare(List<Object> recordKey, List<Object> targetKey, List<Column> keyColumnList)
KeyComparatorcompare 在接口中 KeyComparatorrecordKey - record keytargetKey - target keykeyColumnList - key column listCopyright © 2019–2020 Alibaba Group Holding Limited. All rights reserved.