Package org.apache.beam.sdk.extensions.sql.impl.transform

Class BeamBuiltinAggregations

java.lang.Object

org.apache.beam.sdk.extensions.sql.impl.transform.BeamBuiltinAggregations

public class BeamBuiltinAggregations
extends Object

Built-in aggregations functions for COUNT/MAX/MIN/SUM/AVG/VAR_POP/VAR_SAMP.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	BeamBuiltinAggregations.BitXOr<T extends Number>

Field Summary

Fields

Modifier and Type	Field	Description
static final Map<String,Function<Schema.FieldType,Combine.CombineFn<?,?,?>>>	BUILTIN_AGGREGATOR_FACTORIES

Constructor Summary

Constructors

Constructor	Description
BeamBuiltinAggregations()

Method Summary

Modifier and Type	Method	Description
static Combine.CombineFn<?,?,?>	create(String functionName, Schema.FieldType fieldType)
static Combine.CombineFn	createBitXOr(Schema.FieldType fieldType)

Methods inherited from class java.lang.Object

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

Field Details

BUILTIN_AGGREGATOR_FACTORIES

public static final Map<String,Function<Schema.FieldType,Combine.CombineFn<?,?,?>>> BUILTIN_AGGREGATOR_FACTORIES

Constructor Details

BeamBuiltinAggregations

public BeamBuiltinAggregations()

Method Details

create

public static Combine.CombineFn<?,?,?> create(String functionName,
 Schema.FieldType fieldType)

createBitXOr

public static Combine.CombineFn createBitXOr(Schema.FieldType fieldType)