org.apache.shardingsphere.sharding.merge.dql.groupby

Class GroupByRowComparator

java.lang.Object

org.apache.shardingsphere.sharding.merge.dql.groupby.GroupByRowComparator

All Implemented Interfaces:

Comparator<MemoryQueryResultRow>

public final class GroupByRowComparator
extends Object
implements Comparator<MemoryQueryResultRow>

Group by row comparator.

Author:

zhangliang, yangyi

Constructor Summary

Constructors

Constructor and Description
GroupByRowComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(MemoryQueryResultRow o1, MemoryQueryResultRow o2)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

GroupByRowComparator

public GroupByRowComparator()

Method Detail

compare

public int compare(MemoryQueryResultRow o1,
                   MemoryQueryResultRow o2)

Specified by:

compare in interface Comparator<MemoryQueryResultRow>