Class NestedCorrelationChecker

java.lang.Object

org.hibernate.sql.ast.spi.AbstractSqlAstWalker

org.hibernate.sql.ast.spi.NestedCorrelationChecker

All Implemented Interfaces:

SqlAstWalker

Direct Known Subclasses:

NestedOrTargetTableCorrelationVisitor

public class NestedCorrelationChecker
extends AbstractSqlAstWalker

A walker that detects nested correlation where a deeper subquery references an intermediate subquery's table alias.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	NestedCorrelationChecker.NestedCorrelationException

Field Summary

Fields

Modifier and Type	Field	Description
protected List<String>	currentLevelAliases

Constructor Summary

Constructors

Constructor	Description
NestedCorrelationChecker()

Method Summary

Modifier and Type	Method	Description
static boolean	hasNestedCorrelation(SqlAstNode node)
void	visitColumnReference(ColumnReference columnReference)
void	visitQuerySpec(QuerySpec querySpec)

Methods inherited from class AbstractSqlAstWalker

visitAggregateColumnWriteExpression, visitAny, visitAssignment, visitBetweenPredicate, visitBinaryArithmeticExpression, visitBooleanExpressionPredicate, visitCaseSearchedExpression, visitCaseSimpleExpression, visitCastTarget, visitCollation, visitColumnWriteFragment, visitConversion, visitCustomTableDelete, visitCustomTableInsert, visitCustomTableUpdate, visitDeleteStatement, visitDistinct, visitDuration, visitDurationUnit, visitEmbeddableTypeLiteral, visitEntityTypeLiteral, visitEvery, visitExistsPredicate, visitExtractUnit, visitFilterFragmentPredicate, visitFilterPredicate, visitFormat, visitFromClause, visitFunctionTableReference, visitGroupedPredicate, visitInArrayPredicate, visitInListPredicate, visitInsertStatement, visitInSubQueryPredicate, visitJdbcLiteral, visitJunction, visitLikePredicate, visitModifiedSubQueryExpression, visitNamedTableReference, visitNegatedPredicate, visitNestedColumnReference, visitNullnessPredicate, visitOffsetFetchClause, visitOptionalTableUpdate, visitOver, visitOverflow, visitParameter, visitQueryGroup, visitQueryLiteral, visitQueryPartTableReference, visitRelationalPredicate, visitSelectClause, visitSelectStatement, visitSelfRenderingExpression, visitSelfRenderingPredicate, visitSortSpecification, visitSqlFragmentPredicate, visitSqlSelection, visitSqlSelectionExpression, visitStandardTableDelete, visitStandardTableInsert, visitStandardTableUpdate, visitStar, visitSummarization, visitTableGroup, visitTableGroupJoin, visitTableReferenceJoin, visitThruthnessPredicate, visitTrimSpecification, visitTuple, visitUnaryOperationExpression, visitUnparsedNumericLiteral, visitUpdateStatement, visitValuesTableReference

Methods inherited from class Object

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

Field Details

currentLevelAliases

protected List<String> currentLevelAliases

Constructor Details

NestedCorrelationChecker

public NestedCorrelationChecker()

Method Details

hasNestedCorrelation

public static boolean hasNestedCorrelation(SqlAstNode node)

visitQuerySpec

public void visitQuerySpec(QuerySpec querySpec)

Specified by:

visitQuerySpec in interface SqlAstWalker

Overrides:

visitQuerySpec in class AbstractSqlAstWalker

visitColumnReference

public void visitColumnReference(ColumnReference columnReference)

Specified by:

visitColumnReference in interface SqlAstWalker

Overrides:

visitColumnReference in class AbstractSqlAstWalker