Class: XQueryLogicalPlanBuilder

Defined in: lang-xquery/src/visitors/builder.ts:138

Traverses an XQuery AST and converts it into a logical query plan.

Example

const db = new DortDB({ languages: [XQuery] });
const builder = new XQueryLogicalPlanBuilder(db as DortDBAsFriend);
const { plan } = builder.buildPlan(astRoot, ctx, langCtx);

Implements

• XQueryVisitor<PlanOperator, DescentArgs>
• LogicalPlanBuilder

Constructors

Constructor

new XQueryLogicalPlanBuilder(db): XQueryLogicalPlanBuilder

Defined in: lang-xquery/src/visitors/builder.ts:159

Parameters

Parameter	Type	Description
db	DortDBAsFriend	Internal database interface.

Returns

XQueryLogicalPlanBuilder

Properties

calcBuilders

protected calcBuilders: Record<string, PlanVisitor<CalculationParams>>

Defined in: lang-xquery/src/visitors/builder.ts:142

Per-language calculation builders used to convert plan fragments into plan.Calculation nodes.

---

dataAdapter

protected dataAdapter: XQueryDataAdapter<unknown>

Defined in: lang-xquery/src/visitors/builder.ts:157

XQuery data adapter used to construct and traverse node values.

---

db

protected db: DortDBAsFriend

Defined in: lang-xquery/src/visitors/builder.ts:161

Internal database interface.

---

eqCheckers

protected eqCheckers: Record<string, EqualityChecker>

Defined in: lang-xquery/src/visitors/builder.ts:144

Per-language equality checkers for plan-node structural comparison.

---

langCtx

protected langCtx: Record<string, unknown> & object

Defined in: lang-xquery/src/visitors/builder.ts:148

Shared language context passed in via buildPlan; the xquery entry holds the outer XQueryLangCtx.

Type Declaration

xquery

xquery: XQueryLangCtx

The XQuery-specific language context for the current query scope.

---

localLangCtx

protected localLangCtx: XQueryLangCtx

Defined in: lang-xquery/src/visitors/builder.ts:153

Local copy of the language context, kept separate so the outer context is left untouched.

---

tdeps

protected tdeps: Record<string, TransitiveDependencies>

Defined in: lang-xquery/src/visitors/builder.ts:146

Per-language transitive-dependency visitors used during schema resolution.

---

prefixCounter

protected static prefixCounter: number = 0

Defined in: lang-xquery/src/visitors/builder.ts:155

Counter for generating unique attribute-name prefixes across builder instances.

Methods

atomize()

protected atomize(item): unknown

Defined in: lang-xquery/src/visitors/builder.ts:241

Reduces a value to its atomic XDM representation via the data adapter.

Parameters

Parameter	Type
item	unknown

Returns

unknown

---

buildPlan()

buildPlan(node, ctx, langCtx): BuildPlanResult

Defined in: lang-xquery/src/visitors/builder.ts:190

LogicalPlanBuilder.buildPlan

Parameters

Parameter	Type
node	ASTNode
ctx	IdSet
langCtx	Record<string, unknown>

Returns

BuildPlanResult

Implementation of

LogicalPlanBuilder.buildPlan

---

cloneConstrContent()

protected cloneConstrContent(original, processed): ASTIdentifier | PlanOpAsArg

Defined in: lang-xquery/src/visitors/builder.ts:841

When inserting content into a direct or computed constructor, the content may refer to existing nodes in the source tree. In such cases, the content must be cloned.

Parameters

Parameter	Type
original	string | ASTNode
processed	ASTIdentifier | PlanOpAsArg

Returns

ASTIdentifier | PlanOpAsArg

---

cloneLangCtx()

protected cloneLangCtx(ctx): XQueryLangCtx

Defined in: lang-xquery/src/visitors/builder.ts:180

Returns a copy of ctx with its prolog namespace map cloned, so nested scopes can extend it independently.

Parameters

Parameter	Type
ctx	XQueryLangCtx

Returns

XQueryLangCtx

---

idToQName()

protected idToQName(id, source?): [string, string]

Defined in: lang-xquery/src/visitors/builder.ts:811

returns [ns uri, prefixed:name]

Parameters

Parameter	Type
id	ASTIdentifier
source?	unknown

Returns

[string, string]

---

initLangCtx()

protected initLangCtx(): XQueryLangCtx

Defined in: lang-xquery/src/visitors/builder.ts:172

Creates a fresh XQueryLangCtx seeded with the default XHTML namespace binding.

Returns

XQueryLangCtx

---

joinAggArgs()

protected joinAggArgs(args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:1095

Positionally aligns multiple aggregate argument sources by full-outer-joining them on matching index (with single-value broadcasting).

Parameters

Parameter	Type
args	PlanTupleOperator[]

Returns

PlanTupleOperator

---

maybeProjectConcat()

protected maybeProjectConcat(op, src): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:370

Joins op onto src with a plan.ProjectionConcat when src is present, otherwise returns op unchanged.

Parameters

Parameter	Type
op	PlanTupleOperator
src	PlanTupleOperator

Returns

PlanTupleOperator

---

maybeUnwind()

protected maybeUnwind(item, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:246

Visits item and, if it yields a calculation, wraps it in an unwind item source so its sequence is flattened into items.

Parameters

Parameter	Type
item	ASTNode
args	DescentArgs

Returns

PlanOperator

---

prepareAggArg()

protected prepareAggArg(arg, atomize?): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:1125

Normalizes an aggregate argument into a tuple source, unwinding a calculation (with sequence coalescing) into items when needed.

Parameters

Parameter	Type	Default value
arg	PlanOperator	undefined
atomize	boolean	true

Returns

PlanTupleOperator

---

processAggregateFn()

protected processAggregateFn(node, dargs, impl): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1164

Builds the plan.GroupBy that evaluates an aggregate function call over its (positionally joined) argument sources.

Parameters

Parameter	Type
node	ASTFunction
dargs	DescentArgs
impl	XQueryAggregate

Returns

PlanOperator

---

processDirConstrContent()

protected processDirConstrContent(content, args): ASTIdentifier | PlanOpAsArg

Defined in: lang-xquery/src/visitors/builder.ts:826

Turns one piece of direct-constructor content into a function argument: a literal for static text, or the visited node otherwise.

Parameters

Parameter	Type
content	string | ASTNode
args	DescentArgs

Returns

ASTIdentifier | PlanOpAsArg

---

processFnArg()

protected processFnArg(item, args): ASTIdentifier | PlanOpAsArg

Defined in: lang-xquery/src/visitors/builder.ts:271

Bound helper: turns item into a function argument, passing variables through and wrapping other nodes as sequence-accepting plan args.

Parameters

Parameter	Type
item	ASTNode
args	DescentArgs

Returns

ASTIdentifier | PlanOpAsArg

---

processGroupByItem()

protected processGroupByItem(item, args): Aliased<ASTIdentifier | Calculation>

Defined in: lang-xquery/src/visitors/builder.ts:448

Builds a grouping key from a group by binding: atomizes the key expression and aliases it to the bound variable.

Parameters

Parameter	Type
item	[ASTVariable, ASTNode]
args	DescentArgs

Returns

Aliased<ASTIdentifier | Calculation>

---

processNode()

protected processNode(item, args): OpOrId

Defined in: lang-xquery/src/visitors/builder.ts:263

Bound helper: passes variable references through (recording the dependency) and visits any other node.

Parameters

Parameter	Type
item	ASTNode
args	DescentArgs

Returns

OpOrId

---

processOpArg()

protected processOpArg(item, args): PlanOpAsArg

Defined in: lang-xquery/src/visitors/builder.ts:1046

Turns an operator operand into a plan argument, wrapping a bare variable in an identity plan.FnCall so it can carry a sequence.

Parameters

Parameter	Type
item	ASTNode
args	DescentArgs

Returns

PlanOpAsArg

---

processOrderItem()

protected processOrderItem(item, args): Order

Defined in: lang-xquery/src/visitors/builder.ts:475

Converts an order by item into a plan.Order descriptor, resolving its sort key and null-ordering.

Parameters

Parameter	Type
item	OrderByItem
args	DescentArgs

Returns

Order

---

processPathStart()

protected processPathStart(first, args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:641

Builds the tuple source for the first step of a path expression - seeding from the context item (.) for a leading axis step, or from the evaluated leading expression otherwise.

Parameters

Parameter	Type
first	ASTNode
args	DescentArgs

Returns

PlanTupleOperator

Throws

if a leading axis step is used without a context item in scope.

---

processPathStep()

protected processPathStep(step, removeDuplicates, args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:693

Builds the operator for a single path step relative to args.src, handling ., filter steps, axis steps, and general step expressions.

Parameters

Parameter	Type
step	ASTNode
removeDuplicates	boolean
args	DescentArgs

Returns

PlanTupleOperator

---

renameAggSource()

protected renameAggSource(src, dot, len, pos): Projection

Defined in: lang-xquery/src/visitors/builder.ts:1072

Projects an aggregate argument source to the given item/length/position attribute names, adding size and index projections if missing.

Parameters

Parameter	Type
src	PlanTupleOperator
dot	ASTIdentifier
len	ASTIdentifier
pos	ASTIdentifier

Returns

Projection

---

toCalc()

Call Signature

protected toCalc(node, args): ASTIdentifier | Calculation

Defined in: lang-xquery/src/visitors/builder.ts:217

Converts an AST node to a plan.Calculation, passing variable references through unchanged.

Parameters

Parameter	Type
node	ASTNode
args	DescentArgs

Returns

ASTIdentifier | Calculation

Call Signature

protected toCalc(node, args, skipVars): Calculation

Defined in: lang-xquery/src/visitors/builder.ts:222

Converts an AST node to a plan.Calculation, materializing variable references too.

Parameters

Parameter	Type
node	ASTNode
args	DescentArgs
skipVars	false

Returns

Calculation

---

visitBaseURIDeclaration()

visitBaseURIDeclaration(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:295

Parameters

Parameter	Type
node	BaseURIDeclaration
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitBaseURIDeclaration

---

visitBoundFunction()

visitBoundFunction(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1007

Parameters

Parameter	Type
node	BoundFunction
dargs	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitBoundFunction

---

visitCastExpr()

visitCastExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:617

Parameters

Parameter	Type
node	CastExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitCastExpr

---

visitComputedConstructor()

visitComputedConstructor(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:936

Parameters

Parameter	Type
node	ComputedConstructor
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitComputedConstructor

---

visitDefaultNSDeclaration()

visitDefaultNSDeclaration(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:288

Parameters

Parameter	Type
node	DefaultNSDeclaration
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDefaultNSDeclaration

---

visitDirConstrContent()

visitDirConstrContent(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:906

Parameters

Parameter	Type
node	DirConstrContent
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDirConstrContent

---

visitDirectCommentConstructor()

visitDirectCommentConstructor(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:928

Parameters

Parameter	Type
node	DirectCommentConstructor
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDirectCommentConstructor

---

visitDirectElementConstructor()

visitDirectElementConstructor(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:864

Parameters

Parameter	Type
node	DirectElementConstructor
dargs	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDirectElementConstructor

---

visitDirectPIConstructor()

visitDirectPIConstructor(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:920

Parameters

Parameter	Type
node	DirectPIConstructor
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDirectPIConstructor

---

visitDynamicFunctionCall()

visitDynamicFunctionCall(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:784

Parameters

Parameter	Type
node	DynamicFunctionCall
dargs	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitDynamicFunctionCall

---

visitEmptyOrderDeclaration()

visitEmptyOrderDeclaration(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:307

Parameters

Parameter	Type
node	EmptyOrderDeclaration
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitEmptyOrderDeclaration

---

visitFilterExpr()

visitFilterExpr(node, args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:780

Parameters

Parameter	Type
node	FilterExpr
args	DescentArgs

Returns

PlanTupleOperator

Implementation of

XQueryVisitor.visitFilterExpr

---

visitFLWORCount()

visitFLWORCount(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:492

Parameters

Parameter	Type
node	FLWORCount
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORCount

---

visitFLWORExpr()

visitFLWORExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:354

Parameters

Parameter	Type
node	FLWORExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORExpr

---

visitFLWORFor()

visitFLWORFor(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:379

Parameters

Parameter	Type
node	FLWORFor
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORFor

---

visitFLWORForBinding()

visitFLWORForBinding(node, args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:390

Parameters

Parameter	Type
node	FLWORForBinding
args	DescentArgs

Returns

PlanTupleOperator

Implementation of

XQueryVisitor.visitFLWORForBinding

---

visitFLWORGroupBy()

visitFLWORGroupBy(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:459

Parameters

Parameter	Type
node	FLWORGroupBy
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORGroupBy

---

visitFLWORLet()

visitFLWORLet(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:421

Parameters

Parameter	Type
node	FLWORLet
dargs	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORLet

---

visitFLWOROrderBy()

visitFLWOROrderBy(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:485

Parameters

Parameter	Type
node	FLWOROrderBy
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWOROrderBy

---

visitFLWORReturn()

visitFLWORReturn(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:496

Parameters

Parameter	Type
node	FLWORReturn
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORReturn

---

visitFLWORWhere()

visitFLWORWhere(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:434

Parameters

Parameter	Type
node	FLWORWhere
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORWhere

---

visitFLWORWindow()

visitFLWORWindow(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:431

Parameters

Parameter	Type
node	FLWORWindow
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitFLWORWindow

---

visitFunction()

visitFunction(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1207

Parameters

Parameter	Type
node	ASTFunction
dargs	DescentArgs

Returns

PlanOperator

Implementation of

LogicalPlanBuilder.visitFunction

---

visitIdentifier()

visitIdentifier(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1271

Parameters

Parameter	Type
node	ASTIdentifier
args	DescentArgs

Returns

PlanOperator

Implementation of

LogicalPlanBuilder.visitIdentifier

---

visitIfExpr()

visitIfExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:592

Parameters

Parameter	Type
node	IfExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitIfExpr

---

visitInlineFn()

visitInlineFn(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1004

Parameters

Parameter	Type
node	InlineFunction
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitInlineFn

---

visitInstanceOfExpr()

visitInstanceOfExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:611

Parameters

Parameter	Type
node	InstanceOfExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitInstanceOfExpr

---

visitItemType()

visitItemType(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:631

Parameters

Parameter	Type
node	ASTItemType
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitItemType

---

visitLangSwitch()

visitLangSwitch(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1254

Parameters

Parameter	Type
node	LangSwitch
args	DescentArgs

Returns

PlanOperator

Implementation of

LogicalPlanBuilder.visitLangSwitch

---

visitLiteral()

visitLiteral<U>(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1042

Type Parameters

Type Parameter
U

Parameters

Parameter	Type
node	ASTLiteral<U>
args	DescentArgs

Returns

PlanOperator

Implementation of

LogicalPlanBuilder.visitLiteral

---

visitModule()

visitModule(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:912

Parameters

Parameter	Type
node	Module
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitModule

---

visitNSDeclaration()

visitNSDeclaration(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:313

Parameters

Parameter	Type
node	NSDeclaration
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitNSDeclaration

---

visitNumberLiteral()

visitNumberLiteral(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:323

Parameters

Parameter	Type
node	ASTNumberLiteral
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitNumberLiteral

---

visitOperator()

visitOperator(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:1056

Parameters

Parameter	Type
node	ASTOperator
args	DescentArgs

Returns

PlanOperator

Implementation of

LogicalPlanBuilder.visitOperator

---

visitOrderedExpr()

visitOrderedExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:806

Parameters

Parameter	Type
node	OrderedExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitOrderedExpr

---

visitOrderingDeclaration()

visitOrderingDeclaration(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:301

Parameters

Parameter	Type
node	OrderingDeclaration
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitOrderingDeclaration

---

visitPathAxis()

visitPathAxis(node, args): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:764

Parameters

Parameter	Type
node	PathAxis
args	DescentArgs

Returns

PlanTupleOperator

Implementation of

XQueryVisitor.visitPathAxis

---

visitPathExpr()

visitPathExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:721

Parameters

Parameter	Type
node	PathExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitPathExpr

---

visitPathPredicate()

visitPathPredicate(node, dargs): PlanTupleOperator

Defined in: lang-xquery/src/visitors/builder.ts:737

Parameters

Parameter	Type
node	PathPredicate
dargs	DescentArgs

Returns

PlanTupleOperator

Implementation of

XQueryVisitor.visitPathPredicate

---

visitProlog()

visitProlog(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:282

Parameters

Parameter	Type
node	Prolog
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitProlog

---

visitQuantifiedExpr()

visitQuantifiedExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:535

Parameters

Parameter	Type
node	QuantifiedExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitQuantifiedExpr

---

visitSequenceConstructor()

visitSequenceConstructor(node, dargs): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:796

Parameters

Parameter	Type
node	SequenceConstructor
dargs	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitSequenceConstructor

---

visitSequenceType()

visitSequenceType(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:605

Parameters

Parameter	Type
node	ASTSequenceType
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitSequenceType

---

visitSimpleMapExpr()

visitSimpleMapExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:731

Parameters

Parameter	Type
node	SimpleMapExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitSimpleMapExpr

---

visitStringLiteral()

visitStringLiteral(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:317

Parameters

Parameter	Type
node	ASTStringLiteral
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitStringLiteral

---

visitSwitchExpr()

visitSwitchExpr(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:579

Parameters

Parameter	Type
node	SwitchExpr
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitSwitchExpr

---

visitVariable()

visitVariable(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:335

Parameters

Parameter	Type
node	ASTVariable
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitVariable

---

visitXQueryIdentifier()

visitXQueryIdentifier(node, args): PlanOperator

Defined in: lang-xquery/src/visitors/builder.ts:329

Parameters

Parameter	Type
node	XQueryIdentifier
args	DescentArgs

Returns

PlanOperator

Implementation of

XQueryVisitor.visitXQueryIdentifier