com.alicloud.openservices.tablestore.model.search.agg

类 DistinctCountAggregation

java.lang.Object

com.alicloud.openservices.tablestore.model.search.agg.DistinctCountAggregation

所有已实现的接口:

Aggregation

public class DistinctCountAggregation
extends Object
implements Aggregation

根据某一个字段统计去重后的文档总数。 该总数为大约值，数据量特别大时候存在一定的误差。

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	DistinctCountAggregation.Builder

构造器概要

构造器

构造器和说明
DistinctCountAggregation()

方法概要

限定符和类型	方法和说明
String	getAggName()
AggregationType	getAggType()
String	getFieldName()
ColumnValue	getMissing()
protected static DistinctCountAggregation.Builder	newBuilder()
com.google.protobuf.ByteString	serialize()
DistinctCountAggregation	setAggName(String aggName)
DistinctCountAggregation	setFieldName(String fieldName)
DistinctCountAggregation	setMissing(ColumnValue missing)

从类继承的方法 java.lang.Object

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

构造器详细资料

DistinctCountAggregation

public DistinctCountAggregation()

方法详细资料

newBuilder

protected static DistinctCountAggregation.Builder newBuilder()

getAggName

public String getAggName()

指定者:

getAggName 在接口中 Aggregation

getAggType

public AggregationType getAggType()

指定者:

getAggType 在接口中 Aggregation

serialize

public com.google.protobuf.ByteString serialize()

指定者:

serialize 在接口中 Aggregation

getFieldName

public String getFieldName()

getMissing

public ColumnValue getMissing()

setAggName

public DistinctCountAggregation setAggName(String aggName)

setFieldName

public DistinctCountAggregation setFieldName(String fieldName)

setMissing

public DistinctCountAggregation setMissing(ColumnValue missing)