org.apache.druid.sql.calcite.aggregation

Class SqlAggregationModule

java.lang.Object

org.apache.druid.sql.calcite.aggregation.SqlAggregationModule

All Implemented Interfaces:

com.google.inject.Module

public class SqlAggregationModule
extends Object
implements com.google.inject.Module

Module that provides SQL aggregations. To add an aggregation, use SqlBindings.addAggregator(com.google.inject.Binder, java.lang.Class<? extends org.apache.druid.sql.calcite.aggregation.SqlAggregator>). To add an implementation option for APPROX_COUNT_DISTINCT, use SqlBindings.addApproxCountDistinctChoice(com.google.inject.Binder, java.lang.String, java.lang.Class<? extends org.apache.druid.sql.calcite.aggregation.SqlAggregator>).

Constructor Summary

Constructors

Constructor and Description
SqlAggregationModule()

Method Summary

Modifier and Type	Method and Description
void	configure(com.google.inject.Binder binder)
ApproxCountDistinctSqlAggregator	provideApproxCountDistinctSqlAggregator(SqlAggregator aggregator)

Methods inherited from class java.lang.Object

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

Constructor Detail

SqlAggregationModule

public SqlAggregationModule()

Method Detail

configure

public void configure(com.google.inject.Binder binder)

Specified by:

configure in interface com.google.inject.Module

provideApproxCountDistinctSqlAggregator

@Provides
public ApproxCountDistinctSqlAggregator provideApproxCountDistinctSqlAggregator(SqlAggregator aggregator)