Package org.apache.shardingsphere.sql.parser.opengauss.visitor.statement.type

Class OpenGaussDMLStatementVisitor

java.lang.Object

org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<T>

org.apache.shardingsphere.sql.parser.autogen.OpenGaussStatementBaseVisitor<ASTNode>

org.apache.shardingsphere.sql.parser.opengauss.visitor.statement.OpenGaussStatementVisitor

org.apache.shardingsphere.sql.parser.opengauss.visitor.statement.type.OpenGaussDMLStatementVisitor

All Implemented Interfaces:

org.antlr.v4.runtime.tree.ParseTreeVisitor<ASTNode>, org.apache.shardingsphere.sql.parser.api.visitor.SQLVisitor<ASTNode>, org.apache.shardingsphere.sql.parser.api.visitor.statement.SQLStatementVisitor, org.apache.shardingsphere.sql.parser.api.visitor.statement.type.DMLStatementVisitor, OpenGaussStatementVisitor<ASTNode>

public final class OpenGaussDMLStatementVisitor
extends OpenGaussStatementVisitor
implements org.apache.shardingsphere.sql.parser.api.visitor.statement.type.DMLStatementVisitor

DML statement visitor for openGauss.

Constructor Summary

Constructors

Constructor	Description
OpenGaussDMLStatementVisitor()

Method Summary

Modifier and Type	Method	Description
ASTNode	visitCall(OpenGaussStatementParser.CallContext ctx)	Visit a parse tree produced by OpenGaussStatementParser.call().
ASTNode	visitCheckpoint(OpenGaussStatementParser.CheckpointContext ctx)	Visit a parse tree produced by OpenGaussStatementParser.checkpoint().
ASTNode	visitCopy(OpenGaussStatementParser.CopyContext ctx)	Visit a parse tree produced by OpenGaussStatementParser.copy().
ASTNode	visitDoStatement(OpenGaussStatementParser.DoStatementContext ctx)	Visit a parse tree produced by OpenGaussStatementParser.doStatement().
ASTNode	visitReturningClause(OpenGaussStatementParser.ReturningClauseContext ctx)	Visit a parse tree produced by OpenGaussStatementParser.returningClause().

Methods inherited from class org.apache.shardingsphere.sql.parser.opengauss.visitor.statement.OpenGaussStatementVisitor

getOriginalText, visitAExpr, visitAexprConst, visitAliasClause, visitAnyName, visitAssignment, visitAttrs, visitBExpr, visitCaseExpr, visitCExpr, visitColumnName, visitColumnNames, visitColumnref, visitConstraintName, visitDataType, visitDataTypeLength, visitDataTypeName, visitDelete, visitExecuteStmt, visitExprList, visitForLockingClause, visitFromClause, visitFromList, visitFuncExpr, visitFunctionExprCommonSubexpr, visitGroupByItem, visitGroupClause, visitHavingClause, visitIdentifier, visitIndexName, visitInsert, visitInsertColumnItem, visitInsertColumnList, visitInsertRest, visitInsertTarget, visitNumberLiterals, visitOptOnDuplicateKey, visitParameterMarker, visitQualifiedName, visitQualifiedNameList, visitRelationExprOptAlias, visitSchemaName, visitSelect, visitSelectClauseN, visitSelectFetchValue, visitSelectLimit, visitSelectLimitValue, visitSelectNoParens, visitSelectOffsetValue, visitSelectWithParens, visitSetClause, visitSetClauseList, visitSetTarget, visitSignedIconst, visitSimpleSelect, visitSortby, visitSortClause, visitTableName, visitTableNames, visitTableReference, visitTargetEl, visitTargetList, visitUnreservedWord, visitUpdate, visitWhereClause, visitWhereOrCurrentClause, visitWindowClause

Methods inherited from class org.apache.shardingsphere.sql.parser.autogen.OpenGaussStatementBaseVisitor

visitAbort, visitAbsoluteCount, visitAccessMethod, visitAccessMethodClause, visitAction, visitAddColumnSpecification, visitAddConstraintSpecification, visitAggrArg, visitAggrArgs, visitAggrArgsList, visitAggregateSignature, visitAggregateWithArgtypes, visitAggregateWithArgtypesList, visitAlias, visitAll, visitAllOp, visitAllOrDistinct, visitAlterAggregate, visitAlterAggregateDefinitionClause, visitAlterCollation, visitAlterCollationClause, visitAlterColumnDefault, visitAlterColumnSetOption, visitAlterConversion, visitAlterConversionClause, visitAlterDatabase, visitAlterDatabaseClause, visitAlterDefaultPrivileges, visitAlterDefinitionClause, visitAlterDirectory, visitAlterDomain, visitAlterDomainClause, visitAlterEventTrigger, visitAlterEventTriggerClause, visitAlterExtension, visitAlterExtensionClauses, visitAlterExtensionOptItem, visitAlterExtensionOptList, visitAlterForeignDataWrapper, visitAlterForeignDataWrapperClauses, visitAlterForeignTable, visitAlterForeignTableClauses, visitAlterfuncOptList, visitAlterFunction, visitAlterFunctionClauses, visitAlterGenericOptionElem, visitAlterGenericOptionList, visitAlterGenericOptions, visitAlterGroup, visitAlterGroupClauses, visitAlterIdentityColumnOption, visitAlterIdentityColumnOptionList, visitAlterIndex, visitAlterIndexDefinitionClause, visitAlterIndexDependsOnExtension, visitAlterIndexSetTableSpace, visitAlterLanguage, visitAlterLargeObject, visitAlterMaterializedView, visitAlterMaterializedViewClauses, visitAlterOperator, visitAlterOperatorClass, visitAlterOperatorClassClauses, visitAlterOperatorClauses, visitAlterOperatorFamily, visitAlterOperatorFamilyClauses, visitAlterOptRoleElem, visitAlterOptRoleList, visitAlterPackage, visitAlterPolicy, visitAlterPolicyClauses, visitAlterProcedure, visitAlterProcedureClauses, visitAlterPublication, visitAlterRenameColumn, visitAlterRenameView, visitAlterRole, visitAlterRoutine, visitAlterRule, visitAlterSchema, visitAlterSequence, visitAlterSequenceClauses, visitAlterServer, visitAlterSetSchema, visitAlterStatistics, visitAlterSubscription, visitAlterSynonym, visitAlterSystem, visitAlterTable, visitAlterTableAction, visitAlterTableActions, visitAlterTableCmd, visitAlterTableCmds, visitAlterTablespace, visitAlterTextSearchConfiguration, visitAlterTextSearchConfigurationClauses, visitAlterTextSearchDictionary, visitAlterTextSearchParser, visitAlterTextSearchTemplate, visitAlterTrigger, visitAlterType, visitAlterTypeClauses, visitAlterTypeCmd, visitAlterTypeCmds, visitAlterUser, visitAlterUserClauses, visitAlterUserMapping, visitAlterUsing, visitAlterView, visitAlterViewCmds, visitAnalyzeKeyword, visitAnalyzeTable, visitAndOperator, visitAnyNameList, visitAnyOperator, visitArgClass, visitArrayExpr, visitArrayExprList, visitAscDesc, visitAsteriskClause, visitAttributeOption, visitAttributeOptions, visitAttrName, visitAuthIdent, visitBackward, visitBackwardAll, visitBackwardCount, visitBeginTransaction, visitBit, visitBitWithLength, visitBitWithoutLength, visitBooleanOrString, visitCallClauses, visitCaseArg, visitCaseDefault, visitCastContext, visitCharacter, visitCharacterClause, visitCharacterSet, visitCharacterWithLength, visitCharacterWithoutLength, visitCheckOption, visitClose, visitCluster, visitClusterIndexSpecification, visitColConstraint, visitColConstraintElem, visitColId, visitColLabel, visitColLable, visitCollate, visitCollateClause, visitCollationName, visitColNameKeyword, visitColQualList, visitColumnConstraint, visitColumnConstraintOption, visitColumnDef, visitColumnDefinition, visitColumnDefList, visitColumnElem, visitColumnList, visitColumnOptions, visitComment, visitCommentClauses, visitCommentText, visitCommit, visitCommitPrepared, visitCommonFuncOptItem, visitCommonTableExpr, visitComparisonOperator, visitConcurrentlyClause, visitConfigurationParameterClause, visitConsTableSpace, visitConstDatetime, visitConstInterval, visitConstraintAttr, visitConstraintAttributeElem, visitConstraintAttributeSpec, visitConstraintClause, visitConstraintOptionalParam, visitConstraintsSetList, visitConstraintsSetMode, visitConstTypeName, visitCopyDelimiter, visitCopyGenericOptArg, visitCopyGenericOptArgList, visitCopyGenericOptArgListItem, visitCopyGenericOptElem, visitCopyGenericOptList, visitCopyOptions, visitCopyOptItem, visitCopyOptList, visitCount, visitCreateAccessMethod, visitCreateAggregate, visitCreateCast, visitCreateCollation, visitCreateConversion, visitCreateDatabase, visitCreateDatabaseSpecification, visitCreatedbOptItem, visitCreatedbOptItems, visitCreatedbOptName, visitCreateDefinition, visitCreateDefinitionClause, visitCreateDirectory, visitCreateDomain, visitCreateEventTrigger, visitCreateExtension, visitCreateExtensionOptItem, visitCreateExtensionOptList, visitCreateForeignDataWrapper, visitCreateForeignTable, visitCreateForeignTableClauses, visitCreatefuncOptItem, visitCreatefuncOptList, visitCreateFunction, visitCreateGenericOptions, visitCreateGroup, visitCreateIndex, visitCreateIndexSpecification, visitCreateLanguage, visitCreateMaterializedView, visitCreateMvTarget, visitCreateOperator, visitCreateOperatorClass, visitCreateOperatorFamily, visitCreateOptRoleElem, visitCreatePolicy, visitCreateProcedure, visitCreatePublication, visitCreateRole, visitCreateRule, visitCreateSchema, visitCreateSchemaClauses, visitCreateSequence, visitCreateServer, visitCreateStatistics, visitCreateSubscription, visitCreateSynonym, visitCreateTable, visitCreateTablespace, visitCreateTableSpecification, visitCreateTextSearch, visitCreateTransform, visitCreateTrigger, visitCreateType, visitCreateTypeClauses, visitCreateUser, visitCreateUserMapping, visitCreateView, visitCrossJoinType, visitCteList, visitCubeClause, visitCursor, visitCursorName, visitCursorOption, visitCursorOptions, visitDatabaseName, visitDeallocate, visitDeclare, visitDefACLAction, visitDefACLOption, visitDefACLOptionList, visitDefaclPrivilegeTarget, visitDefArg, visitDefaultExpr, visitDefElem, visitDefinition, visitDefList, visitDirectoryName, visitDiscard, visitDistinct, visitDistinctClause, visitDocumentOrContent, visitDostmtOptItem, visitDostmtOptList, visitDropAccessMethod, visitDropAggregate, visitDropBehavior, visitDropCast, visitDropCollation, visitDropColumnSpecification, visitDropConstraintSpecification, visitDropConversion, visitDropDatabase, visitDropDirectory, visitDropDomain, visitDropDroup, visitDropEventTrigger, visitDropExtension, visitDropForeignDataWrapper, visitDropForeignTable, visitDropFunction, visitDropIndex, visitDropIndexOpt, visitDropLanguage, visitDropMaterializedView, visitDropOperator, visitDropOperatorClass, visitDropOperatorFamily, visitDropOwned, visitDropPolicy, visitDropProcedure, visitDropPublication, visitDropRole, visitDropRoutine, visitDropRule, visitDropSchema, visitDropSequence, visitDropServer, visitDropStatistics, visitDropSubscription, visitDropSynonym, visitDropTable, visitDropTableOpt, visitDropTablespace, visitDropTextSearch, visitDropTransform, visitDropTrigger, visitDropType, visitDropTypeName, visitDropUser, visitDropUserMapping, visitDropView, visitEmptyGroupingSet, visitEmptyStatement, visitEncoding, visitEnd, visitEnumValList, visitEvent, visitEventTriggerValueList, visitEventTriggerWhenItem, visitEventTriggerWhenList, visitExclusionConstraintElem, visitExclusionConstraintList, visitExclusionWhereClause, visitExecute, visitExecuteParamClause, visitExistingWindowName, visitExplain, visitExplainableStmt, visitExplainOptionArg, visitExplainOptionElem, visitExplainOptionList, visitExplainOptionName, visitExplicitRow, visitExtractArg, visitExtractList, visitFdwOption, visitFdwOptions, visitFetch, visitFileName, visitFileSizeLiteral, visitFilterClause, visitFirst, visitFirstOrNext, visitForeignServerVersion, visitForLockingItem, visitForLockingItems, visitForLockingStrength, visitForward, visitForwardAll, visitForwardCount, visitFrameBound, visitFrameClause, visitFrameExtent, visitFuncAliasClause, visitFuncApplication, visitFuncArg, visitFuncArgExpr, visitFuncArgList, visitFuncArgs, visitFuncArgsList, visitFuncArgsWithDefaults, visitFuncArgsWithDefaultsList, visitFuncArgWithDefault, visitFuncAs, visitFuncExprWindowless, visitFuncName, visitFuncReturn, visitFunctionExprWindowless, visitFunctionSetResetClause, visitFunctionTable, visitFunctionWithArgtypes, visitFunctionWithArgtypesList, visitFuncType, visitGeneratedWhen, visitGenericOptionArg, visitGenericOptionElem, visitGenericOptionList, visitGenericOptionName, visitGenericReset, visitGenericSet, visitGenericType, visitGeometricOperator, visitGrant, visitGrantee, visitGranteeList, visitGrantGrantOption, visitGroupByList, visitGroupingSetsClause, visitHandlerName, visitHashPartbound, visitHashPartboundElem, visitIfExists, visitIfNotExists, visitIgnoredIdentifier, visitIgnoredIdentifiers, visitImplicitRow, visitImportForeignSchema, visitImportQualification, visitImportQualificationType, visitInclude, visitIndexElem, visitIndexElemOptions, visitIndexIncludingParams, visitIndexNames, visitIndexParameters, visitIndexParams, visitIndexPartitionCmd, visitIndirection, visitIndirectionEl, visitInExpr, visitInheritClause, visitInnerJoinType, visitIntervalSecond, visitIntoClause, visitIsoLevel, visitJoinedTable, visitJoinQual, visitJsonbConcat, visitJsonbContainAllTopKey, visitJsonbContainAnyTopKey, visitJsonbContainLeft, visitJsonbContainRight, visitJsonbContainTopKey, visitJsonbDelete, visitJsonbPathContainAnyValue, visitJsonbPathDelete, visitJsonbPathPredicateCheck, visitJsonExtract, visitJsonExtractText, visitJsonPathExtract, visitJsonPathExtractText, visitKeyAction, visitKeyActions, visitKeyDelete, visitKeyMatch, visitKeyUpdate, visitLast, visitLikeOption, visitLimitClause, visitListen, visitLiteralsType, visitLoad, visitLock, visitLockedRelsList, visitLockType, visitMathOperator, visitModifyColumn, visitModifyColumnSpecification, visitModifyConstraintSpecification, visitMove, visitName, visitNameList, visitNaturalJoinType, visitNext, visitNoInherit, visitNonReservedWord, visitNonReservedWordOrSconst, visitNotifyStmt, visitNowaitOrSkip, visitNullsOrder, visitNumberConst, visitNumeric, visitNumericOnly, visitNumericOnlyList, visitObjectName, visitObjectTypeAnyName, visitObjectTypeName, visitObjectTypeNameOnAnyName, visitOffsetClause, visitOldAggrDefinition, visitOldAggrElem, visitOldAggrList, visitOnCommitOption, visitOnlyClause, visitOnlyOrWithTies, visitOnObjectClause, visitOp, visitOpclassItem, visitOpclassItemList, visitOpclassPurpose, visitOperArgtypes, visitOperatorDefArg, visitOperatorDefElem, visitOperatorDefList, visitOperatorWithArgtypes, visitOperatorWithArgtypesList, visitOptArrayBounds, visitOptClass, visitOptColumnList, visitOptFloat, visitOptIndirection, visitOptInterval, visitOptionForClause, visitOptMaterialized, visitOptNameList, visitOptTempTableName, visitOptWindowExclusionClause, visitOrdinality, visitOrOperator, visitOuterJoinType, visitOverClause, visitOverlayList, visitOverlayPlacing, visitOverrideKind, visitOwner, visitPackageName, visitParamName, visitParenthesizedSeqOptList, visitPartElem, visitPartitionBoundSpec, visitPartitionClause, visitPartitionCmd, visitPartitionSpec, visitPartParams, visitPartStrategy, visitPathString, visitPatternMatchingOperator, visitPositionList, visitPreparableStmt, visitPrepare, visitPrepareTransaction, visitPrepTypeClause, visitPrimaryKey, visitPrior, visitPrivilege, visitPrivilegeClause, visitPrivilegeLevel, visitPrivilegeList, visitPrivileges, visitPrivilegeType, visitPrivilegeTypes, visitPublicationForTables, visitPublicationNameItem, visitPublicationNameList, visitQualAllOp, visitQualOp, visitReassignOwned, visitRefreshMaterializedView, visitRefreshMatViewStmt, visitReIndex, visitReIndexClauses, visitReindexOptionElem, visitReindexOptionList, visitReindexTargetMultitable, visitReindexTargetType, visitRelationExpr, visitRelationExprList, visitRelativeCount, visitReleaseSavepoint, visitReloptionElem, visitReloptionList, visitReloptions, visitRenameColumnSpecification, visitRenameConstraint, visitRenameIndexSpecification, visitRenameTableSpecification, visitRepeatableClause, visitReplicaIdentity, visitReservedKeyword, visitResetParameter, visitResetRest, visitRestartSeqs, visitRevoke, visitRoleClause, visitRoleList, visitRoleSpec, visitRollback, visitRollbackPrepared, visitRollbackToSavepoint, visitRollupClause, visitRoutineName, visitRow, visitRowOrRows, visitRowSecurityCmd, visitRowsFromItem, visitRowsFromList, visitRuleActionList, visitRuleActionMulti, visitRuleActionStmt, visitRuntimeScope, visitSavepoint, visitSchemaEltList, visitSchemaNameList, visitSchemaStmt, visitSecurityLabel, visitSecurityLabelClausces, visitSecurityLabelStmt, visitSeqOptElem, visitSeqOptList, visitSequenceOption, visitSequenceOptions, visitSet, visitSetConstraints, visitSetData, visitSetResetClause, visitSetRest, visitSetRestMore, visitSetTargetList, visitSetTransaction, visitShow, visitSimpleTypeName, visitSliceBound, visitSortbyList, visitStartTransaction, visitStorageParameter, visitStorageParameterWithValue, visitSubqueryOp, visitSubstrFor, visitSubstrFrom, visitSubstrList, visitSubType, visitSynonymName, visitTableAccessMethodClause, visitTableConstraint, visitTableConstraintOption, visitTableConstraintUsingIndex, visitTableElement, visitTableElementList, visitTableFuncColumn, visitTableFuncColumnList, visitTableFuncElement, visitTableFuncElementList, visitTableLikeClause, visitTableLikeOption, visitTableLikeOptionList, visitTableNameClause, visitTableNamesClause, visitTablesampleClause, visitTableSpace, visitTempOption, visitTiggerName, visitTimezone, visitTimeZoneClause, visitTransactionModeItem, visitTransactionModeList, visitTransformElementList, visitTransformTypeList, visitTransitionOldOrNew, visitTransitionRelName, visitTransitionRowOrTable, visitTriggerActionTime, visitTriggerEvents, visitTriggerForSpec, visitTriggerFuncArg, visitTriggerFuncArgs, visitTriggerOneEvent, visitTriggerReferencing, visitTriggerTransition, visitTriggerTransitions, visitTriggerWhen, visitTrimList, visitTruncateTable, visitTypedTableElement, visitTypedTableElementList, visitTypeFuncNameKeyword, visitTypeFunctionName, visitTypeList, visitTypeModifiers, visitTypeName, visitTypeNameList, visitUescape, visitUnicodeNormalForm, visitUnlisten, visitUsingClause, visitVacAnalyzeOptionArg, visitVacAnalyzeOptionElem, visitVacAnalyzeOptionList, visitVacAnalyzeOptionName, visitVacuum, visitVacuumRelation, visitVacuumRelationList, visitValidateConstraintSpecification, visitValidatorClause, visitValuesClause, visitVariableResetStmt, visitVarList, visitVarName, visitVarValue, visitWhenClause, visitWhenClauseList, visitWindowDefinition, visitWindowDefinitionList, visitWindowExclusionClause, visitWindowName, visitWindowSpecification, visitWithClause, visitWithData, visitWithinGroupClause, visitWithOption, visitXmlAttributeEl, visitXmlAttributeList, visitXmlAttributes, visitXmlExistsArgument, visitXmlNamespaceEl, visitXmlNamespaceList, visitXmlPassingMech, visitXmlRootStandalone, visitXmlRootVersion, visitXmlTable, visitXmlTableColumnEl, visitXmlTableColumnList, visitXmlTableColumnOptionEl, visitXmlTableColumnOptionList, visitXmlWhitespaceOption, visitZoneValue

Methods inherited from class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor

aggregateResult, defaultResult, shouldVisitNextChild, visit, visitChildren, visitErrorNode, visitTerminal

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeVisitor

visit, visitChildren, visitErrorNode, visitTerminal

Constructor Detail

OpenGaussDMLStatementVisitor

public OpenGaussDMLStatementVisitor()

Method Detail

visitCall

public ASTNode visitCall(OpenGaussStatementParser.CallContext ctx)

Description copied from class: OpenGaussStatementBaseVisitor

Visit a parse tree produced by OpenGaussStatementParser.call().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitCall in interface OpenGaussStatementVisitor<ASTNode>

Overrides:

visitCall in class OpenGaussStatementBaseVisitor<ASTNode>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitDoStatement

public ASTNode visitDoStatement(OpenGaussStatementParser.DoStatementContext ctx)

Description copied from class: OpenGaussStatementBaseVisitor

Visit a parse tree produced by OpenGaussStatementParser.doStatement().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitDoStatement in interface OpenGaussStatementVisitor<ASTNode>

Overrides:

visitDoStatement in class OpenGaussStatementBaseVisitor<ASTNode>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitCopy

public ASTNode visitCopy(OpenGaussStatementParser.CopyContext ctx)

Description copied from class: OpenGaussStatementBaseVisitor

Visit a parse tree produced by OpenGaussStatementParser.copy().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitCopy in interface OpenGaussStatementVisitor<ASTNode>

Overrides:

visitCopy in class OpenGaussStatementBaseVisitor<ASTNode>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitCheckpoint

public ASTNode visitCheckpoint(OpenGaussStatementParser.CheckpointContext ctx)

Description copied from class: OpenGaussStatementBaseVisitor

Visit a parse tree produced by OpenGaussStatementParser.checkpoint().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitCheckpoint in interface OpenGaussStatementVisitor<ASTNode>

Overrides:

visitCheckpoint in class OpenGaussStatementBaseVisitor<ASTNode>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitReturningClause

public ASTNode visitReturningClause(OpenGaussStatementParser.ReturningClauseContext ctx)

Description copied from class: OpenGaussStatementBaseVisitor

Visit a parse tree produced by OpenGaussStatementParser.returningClause().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitReturningClause in interface OpenGaussStatementVisitor<ASTNode>

Overrides:

visitReturningClause in class OpenGaussStatementBaseVisitor<ASTNode>

Parameters:

ctx - the parse tree

Returns:

the visitor result