Package io.prestosql.sql.planner

Class DeterminismEvaluator

java.lang.Object

io.prestosql.sql.planner.DeterminismEvaluator

public final class DeterminismEvaluator
extends Object

Determines whether a given Expression is deterministic

Method Summary

Modifier and Type	Method	Description
static boolean	isDeterministic(Expression expression, Metadata metadata)
static boolean	isDeterministic(Expression expression, Function<FunctionCall,FunctionMetadata> functionMetadataSupplier)

Methods inherited from class java.lang.Object

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

Method Detail

isDeterministic

public static boolean isDeterministic(Expression expression,
                                      Metadata metadata)

isDeterministic

public static boolean isDeterministic(Expression expression,
                                      Function<FunctionCall,FunctionMetadata> functionMetadataSupplier)