Package io.trino.plugin.base.aggregation

Class AggregateFunctionRewriter<AggregationResult,ExpressionResult>

java.lang.Object

io.trino.plugin.base.aggregation.AggregateFunctionRewriter<AggregationResult,ExpressionResult>

public final class AggregateFunctionRewriter<AggregationResult,ExpressionResult>
extends Object

Constructor Summary

Constructors

Constructor	Description
AggregateFunctionRewriter(ConnectorExpressionRewriter<ExpressionResult> connectorExpressionRewriter, Set<AggregateFunctionRule<AggregationResult,ExpressionResult>> rules)

Method Summary

Modifier and Type	Method	Description
Optional<AggregationResult>	rewrite(ConnectorSession session, AggregateFunction aggregateFunction, Map<String,ColumnHandle> assignments)

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregateFunctionRewriter

public AggregateFunctionRewriter(ConnectorExpressionRewriter<ExpressionResult> connectorExpressionRewriter,
                                 Set<AggregateFunctionRule<AggregationResult,ExpressionResult>> rules)

Method Detail

rewrite

public Optional<AggregationResult> rewrite(ConnectorSession session,
                                           AggregateFunction aggregateFunction,
                                           Map<String,ColumnHandle> assignments)