Package io.prestosql.sql.analyzer

Class ExpressionAnalysis

java.lang.Object

io.prestosql.sql.analyzer.ExpressionAnalysis

public class ExpressionAnalysis
extends Object

Constructor Summary

Constructors

Constructor

Description

ExpressionAnalysis(Map<NodeRef<Expression>,Type> expressionTypes, Map<NodeRef<Expression>,Type> expressionCoercions, Set<NodeRef<InPredicate>> subqueryInPredicates, Set<NodeRef<SubqueryExpression>> scalarSubqueries, Set<NodeRef<ExistsPredicate>> existsSubqueries, Map<NodeRef<Expression>,ResolvedField> columnReferences, Set<NodeRef<Expression>> typeOnlyCoercions, Set<NodeRef<QuantifiedComparisonExpression>> quantifiedComparisons, Set<NodeRef<FunctionCall>> windowFunctions)

Method Summary

Modifier and Type	Method	Description
Type	getCoercion(Expression expression)
Set<NodeRef<ExistsPredicate>>	getExistsSubqueries()
Map<NodeRef<Expression>,Type>	getExpressionTypes()
Set<NodeRef<QuantifiedComparisonExpression>>	getQuantifiedComparisons()
Set<NodeRef<SubqueryExpression>>	getScalarSubqueries()
Set<NodeRef<InPredicate>>	getSubqueryInPredicates()
Type	getType(Expression expression)
Set<NodeRef<FunctionCall>>	getWindowFunctions()
boolean	isColumnReference(Expression node)
boolean	isTypeOnlyCoercion(Expression expression)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionAnalysis

public ExpressionAnalysis(Map<NodeRef<Expression>,Type> expressionTypes,
                          Map<NodeRef<Expression>,Type> expressionCoercions,
                          Set<NodeRef<InPredicate>> subqueryInPredicates,
                          Set<NodeRef<SubqueryExpression>> scalarSubqueries,
                          Set<NodeRef<ExistsPredicate>> existsSubqueries,
                          Map<NodeRef<Expression>,ResolvedField> columnReferences,
                          Set<NodeRef<Expression>> typeOnlyCoercions,
                          Set<NodeRef<QuantifiedComparisonExpression>> quantifiedComparisons,
                          Set<NodeRef<FunctionCall>> windowFunctions)

Method Detail

getType

public Type getType(Expression expression)

getExpressionTypes

public Map<NodeRef<Expression>,Type> getExpressionTypes()

getCoercion

public Type getCoercion(Expression expression)

isTypeOnlyCoercion

public boolean isTypeOnlyCoercion(Expression expression)

isColumnReference

public boolean isColumnReference(Expression node)

getSubqueryInPredicates

public Set<NodeRef<InPredicate>> getSubqueryInPredicates()

getScalarSubqueries

public Set<NodeRef<SubqueryExpression>> getScalarSubqueries()

getExistsSubqueries

public Set<NodeRef<ExistsPredicate>> getExistsSubqueries()

getQuantifiedComparisons

public Set<NodeRef<QuantifiedComparisonExpression>> getQuantifiedComparisons()

getWindowFunctions

public Set<NodeRef<FunctionCall>> getWindowFunctions()