io.prestosql.operator.aggregation

Class ParametricAggregation

java.lang.Object

io.prestosql.metadata.SqlAggregationFunction

io.prestosql.operator.aggregation.ParametricAggregation

All Implemented Interfaces:

SqlFunction

public class ParametricAggregation
extends SqlAggregationFunction

Constructor Summary

Constructors

Constructor and Description
ParametricAggregation(Signature signature, AggregationHeader details, ParametricImplementationsGroup<AggregationImplementation> implementations)

Method Summary

Modifier and Type	Method and Description
String	getDescription()
ParametricImplementationsGroup<AggregationImplementation>	getImplementations()
InternalAggregationFunction	specialize(BoundVariables variables, int arity, TypeManager typeManager)
InternalAggregationFunction	specialize(BoundVariables variables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)

Methods inherited from class io.prestosql.metadata.SqlAggregationFunction

createFunctionByAnnotations, createFunctionsByAnnotations, getSignature, isDeterministic, isHidden

Methods inherited from class java.lang.Object

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

Constructor Detail

ParametricAggregation

public ParametricAggregation(Signature signature,
                             AggregationHeader details,
                             ParametricImplementationsGroup<AggregationImplementation> implementations)

Method Detail

specialize

public InternalAggregationFunction specialize(BoundVariables variables,
                                              int arity,
                                              TypeManager typeManager,
                                              FunctionRegistry functionRegistry)

Specified by:

specialize in class SqlAggregationFunction

getImplementations

public ParametricImplementationsGroup<AggregationImplementation> getImplementations()

getDescription

public String getDescription()

specialize

public InternalAggregationFunction specialize(BoundVariables variables,
                                              int arity,
                                              TypeManager typeManager)