com.facebook.presto.sql.analyzer

Class Scope

java.lang.Object

com.facebook.presto.sql.analyzer.Scope

@Immutable
public class Scope
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Scope.Builder

Method Summary

Modifier and Type	Method and Description
static Scope.Builder	builder()
static Scope	create()
Optional<Scope>	getLocalParent()
Optional<WithQuery>	getNamedQuery(String name)
Optional<Scope>	getOuterQueryParent()
RelationType	getRelationType()
boolean	isColumnReference(QualifiedName name)
ResolvedField	resolveField(Expression expression, QualifiedName name)
Optional<ResolvedField>	tryResolveField(Expression expression)
Optional<ResolvedField>	tryResolveField(Expression node, QualifiedName name)

Methods inherited from class java.lang.Object

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

Method Detail

create

public static Scope create()

builder

public static Scope.Builder builder()

getOuterQueryParent

public Optional<Scope> getOuterQueryParent()

getLocalParent

public Optional<Scope> getLocalParent()

getRelationType

public RelationType getRelationType()

resolveField

public ResolvedField resolveField(Expression expression,
                                  QualifiedName name)

tryResolveField

public Optional<ResolvedField> tryResolveField(Expression expression)

tryResolveField

public Optional<ResolvedField> tryResolveField(Expression node,
                                               QualifiedName name)

isColumnReference

public boolean isColumnReference(QualifiedName name)

getNamedQuery

public Optional<WithQuery> getNamedQuery(String name)