Package org.apache.druid.sql.calcite.aggregation.builtin

Class SumZeroSqlAggregator

java.lang.Object

org.apache.druid.sql.calcite.aggregation.builtin.SimpleSqlAggregator

org.apache.druid.sql.calcite.aggregation.builtin.SumSqlAggregator

org.apache.druid.sql.calcite.aggregation.builtin.SumZeroSqlAggregator

All Implemented Interfaces:

SqlAggregator

public class SumZeroSqlAggregator
extends SumSqlAggregator

Constructor Summary

Constructors

Constructor	Description
SumZeroSqlAggregator()

Method Summary

Modifier and Type	Method	Description
org.apache.calcite.sql.SqlAggFunction	calciteFunction()	Returns the SQL operator corresponding to this aggregation function.

Methods inherited from class org.apache.druid.sql.calcite.aggregation.builtin.SimpleSqlAggregator

badTypeException, toDruidAggregation

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.sql.calcite.aggregation.SqlAggregator

toDruidAggregation

Constructor Details

SumZeroSqlAggregator

public SumZeroSqlAggregator()

Method Details

calciteFunction

public org.apache.calcite.sql.SqlAggFunction calciteFunction()

Description copied from interface: SqlAggregator

Returns the SQL operator corresponding to this aggregation function. Should be a singleton.

Specified by:

calciteFunction in interface SqlAggregator

Overrides:

calciteFunction in class SumSqlAggregator

Returns:

operator