Package io.trino.operator.aggregation.multimapagg

Class MultimapAggregationFunction

java.lang.Object

io.trino.metadata.SqlAggregationFunction

io.trino.operator.aggregation.multimapagg.MultimapAggregationFunction

All Implemented Interfaces:

SqlFunction

public class MultimapAggregationFunction
extends SqlAggregationFunction

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME

Constructor Summary

Constructors

Constructor	Description
MultimapAggregationFunction(BlockTypeOperators blockTypeOperators)

Method Summary

Modifier and Type	Method	Description
static void	combine(MultimapAggregationState state, MultimapAggregationState otherState)
static void	input(MultimapAggregationState state, Block key, Block value, int position)
static void	output(Type keyType, BlockTypeOperators.BlockPositionEqual keyEqual, BlockTypeOperators.BlockPositionHashCode keyHashCode, Type valueType, MultimapAggregationState state, BlockBuilder out)
AggregationMetadata	specialize(BoundSignature boundSignature)

Methods inherited from class io.trino.metadata.SqlAggregationFunction

createFunctionsByAnnotations, getAggregationMetadata, getFunctionMetadata, specialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.metadata.SqlFunction

getFunctionDependencies, getFunctionDependencies

Field Details

NAME

public static final String NAME

See Also:

• Constant Field Values

Constructor Details

MultimapAggregationFunction

public MultimapAggregationFunction(BlockTypeOperators blockTypeOperators)

Method Details

specialize

public AggregationMetadata specialize(BoundSignature boundSignature)

Overrides:

specialize in class SqlAggregationFunction

input

public static void input(MultimapAggregationState state,
 Block key,
 Block value,
 int position)

combine

public static void combine(MultimapAggregationState state,
 MultimapAggregationState otherState)

output

public static void output(Type keyType,
 BlockTypeOperators.BlockPositionEqual keyEqual,
 BlockTypeOperators.BlockPositionHashCode keyHashCode,
 Type valueType,
 MultimapAggregationState state,
 BlockBuilder out)