io.prestosql.operator.aggregation.arrayagg

Class ArrayAggregationFunction

java.lang.Object

io.prestosql.metadata.SqlAggregationFunction

io.prestosql.operator.aggregation.arrayagg.ArrayAggregationFunction

All Implemented Interfaces:

SqlFunction

public class ArrayAggregationFunction
extends SqlAggregationFunction

Constructor Summary

Constructors

Constructor and Description
ArrayAggregationFunction(ArrayAggGroupImplementation groupMode)

Method Summary

Modifier and Type	Method and Description
static void	combine(Type type, ArrayAggregationState state, ArrayAggregationState otherState)
String	getDescription()
static void	input(Type type, ArrayAggregationState state, Block value, int position)
static void	output(Type elementType, ArrayAggregationState state, BlockBuilder out)
InternalAggregationFunction	specialize(BoundVariables boundVariables, 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

ArrayAggregationFunction

public ArrayAggregationFunction(ArrayAggGroupImplementation groupMode)

Method Detail

getDescription

public String getDescription()

specialize

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

Specified by:

specialize in class SqlAggregationFunction

input

public static void input(Type type,
                         ArrayAggregationState state,
                         Block value,
                         int position)

combine

public static void combine(Type type,
                           ArrayAggregationState state,
                           ArrayAggregationState otherState)

output

public static void output(Type elementType,
                          ArrayAggregationState state,
                          BlockBuilder out)