Uses of Interface
com.metamatrix.query.sql.LanguageObject

Packages that use LanguageObject

com.metamatrix.query.optimizer.relational.rules
com.metamatrix.query.optimizer.xml
com.metamatrix.query.parser
com.metamatrix.query.processor.relational
com.metamatrix.query.resolver.command
com.metamatrix.query.resolver.util
com.metamatrix.query.rewriter
com.metamatrix.query.sql.lang
com.metamatrix.query.sql.navigator
com.metamatrix.query.sql.proc
com.metamatrix.query.sql.symbol
com.metamatrix.query.sql.visitor
com.metamatrix.query.validator

Uses of LanguageObject in com.metamatrix.query.optimizer.relational.rules

Methods in com.metamatrix.query.optimizer.relational.rules with parameters of type LanguageObject

static boolean

CriteriaCapabilityValidatorVisitor.canPushLanguageObject(LanguageObject obj, java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)

Uses of LanguageObject in com.metamatrix.query.optimizer.xml

Methods in com.metamatrix.query.optimizer.xml that return LanguageObject

static LanguageObject

XMLNodeMappingVisitor.convertObject(LanguageObject object, MappingDocument rootNode, QueryMetadataInterface metadata)

Methods in com.metamatrix.query.optimizer.xml with parameters of type LanguageObject

static LanguageObject	XMLNodeMappingVisitor.convertObject(LanguageObject object, MappingDocument rootNode, QueryMetadataInterface metadata)
static void	ReferenceBindingReplacerVisitor.replaceReferences(LanguageObject obj, java.util.List parsedBindingExpressions) Helper to quickly get the references from obj in the references collection

Uses of LanguageObject in com.metamatrix.query.parser

Methods in com.metamatrix.query.parser that return LanguageObject

LanguageObject

SQLParser.assignStatementOperand(ParseInfo info) Parse operand of assignment statement, which can be nested arbitrarily deeply in parentheses.

Uses of LanguageObject in com.metamatrix.query.processor.relational

Methods in com.metamatrix.query.processor.relational that return types with arguments of type LanguageObject

java.util.Collection<LanguageObject>	ProjectNode.getLanguageObjects()
java.util.Collection<? extends LanguageObject>	RelationalNode.getLanguageObjects()
java.util.Collection<? extends LanguageObject>	JoinNode.getLanguageObjects()
java.util.Collection<? extends LanguageObject>	SelectNode.getLanguageObjects()

Uses of LanguageObject in com.metamatrix.query.resolver.command

Methods in com.metamatrix.query.resolver.command with parameters of type LanguageObject

protected void

SimpleQueryResolver.QueryResolverVisitor.postVisitVisitor(LanguageObject obj)

Uses of LanguageObject in com.metamatrix.query.resolver.util

Methods in com.metamatrix.query.resolver.util with parameters of type LanguageObject

static void	BindVariableVisitor.bindReferences(LanguageObject obj, java.util.List bindings, QueryMetadataInterface metadata) Convenient static method for using this visitor
static void	ResolveVirtualGroupCriteriaVisitor.resolveCriteria(LanguageObject obj, GroupSymbol virtualGroup, QueryMetadataInterface metadata)
static void	ResolverVisitor.resolveLanguageObject(LanguageObject obj, java.util.Collection<GroupSymbol> groups, GroupContext externalContext, QueryMetadataInterface metadata)
static void	ResolverVisitor.resolveLanguageObject(LanguageObject obj, java.util.Collection<GroupSymbol> groups, QueryMetadataInterface metadata)
static void	ResolverVisitor.resolveLanguageObject(LanguageObject obj, QueryMetadataInterface metadata)
static void	ResolverUtil.setDesiredType(Expression expression, java.lang.Class<?> targetType, LanguageObject surroundingExpression) Utility to set the type of an expression if it is a Reference and has a null type.

Uses of LanguageObject in com.metamatrix.query.rewriter

Methods in com.metamatrix.query.rewriter with parameters of type LanguageObject

static void

VariableSubstitutionVisitor.substituteVariables(LanguageObject obj, java.util.Map variableValues, int commandType) Helper to visit the language object specified and replace any variables a Reference obj, and collect the references returned.

Uses of LanguageObject in com.metamatrix.query.sql.lang

Classes in com.metamatrix.query.sql.lang that implement LanguageObject

class	AbstractCompareCriteria The common functionality of a CompareCriteria and a SubqueryCompareCriteria.
class	AbstractSetCriteria This is an abstract class to define some common functionality in the two varieties of IN criteria: SetCriteria (where values are specified) and SubquerySetCriteria (where a subquery is defined and will supply the values for the IN set).
class	AtomicCriteria This abstract class represents an atomic logical criteria.
class	BatchedUpdateCommand Represents a batch of INSERT, UPDATE, DELETE, and SELECT INTO commands
class	BetweenCriteria Represents criteria such as: " [NOT] BETWEEN AND ".
class	Command A Command is an interface for all the language objects that are at the root of a language object tree representing a SQL statement.
class	CompareCriteria A criteria which represents a simple operator relationship between two expressions.
class	CompoundCriteria This class represents a compound criteria for logical expressions.
class	Create
class	Criteria This class represents the criteria clause for a query, which defines constraints on the data values to be retrieved for each parameter in the select clause.
class	Delete This class represents a SQL Delete statement of the form: "DELETE FROM [WHERE ]".
class	DependentSetCriteria The DependentSetCriteria is missing the value set until it is filled during processing.
class	Drop
class	DynamicCommand
class	ExistsCriteria This predicate criteria implements the "exists" predicate, which has a subquery in it.
class	From Represents a FROM clause in a SELECT query.
class	FromClause A FromClause is an interface for subparts held in a FROM clause.
class	GroupBy This class represents the GROUP BY clause of a query, which defines the expressions that should be used for grouping the results of the query.
class	Insert Represents a SQL Insert statement of the form: "INSERT INTO () VALUES ".
class	Into Rpresent INTO clause in SELECT ...
class	IsNullCriteria Represents criteria such as: " IS NULL".
class	JoinPredicate Represents a subpart of the FROM clause specifying a join within the FROM.
class	JoinType This class represents a join type.
class	Limit
class	LogicalCriteria This class represents a criteria that works by logically combining other criteria.
class	MatchCriteria This class represents a criteria involving a string expression to be matched against a string expression match value.
class	NotCriteria A logical criteria that takes the logical NOT of the contained criteria.
class	Option Represents MetaMatrix extension options to normal SQL.
class	OrderBy Represents the ORDER BY clause of a query.
class	PredicateCriteria This abstract class represents a predicate criteria, which involves some statement involving expressions and can be evaluated in the context of a single row of data to be either true or false.
class	ProcedureContainer
class	Query A representation of a data query.
class	QueryCommand This is a common super class for the two types of query commands: Query and SetQuery.
class	Select This class represents the SELECT clause of a query, which defines what elements or expressions are returned from the query.
class	SetClause
class	SetClauseList
class	SetCriteria A criteria which is true is the expression's value is a member in a list of values.
class	SetQuery This object acts as a Set operator on multiple Queries - UNION, INTERSECT, and EXCEPT can be implemented with this Class
class	StoredProcedure Represents a StoredProcedure statement of the form:
class	SubqueryCompareCriteria This class implements a quantified comparison predicate.
class	SubqueryFromClause A FROM subpart that represents a subquery.
class	SubquerySetCriteria A criteria which is true is the expression's value is a member in a list of values returned from a subquery.
class	UnaryFromClause A FROM subpart that represents a single group.
class	Update Represents a SQL Update statement of the form: "UPDATE SET = , ...
class	XQuery An XQuery command object

Uses of LanguageObject in com.metamatrix.query.sql.navigator

Methods in com.metamatrix.query.sql.navigator with parameters of type LanguageObject

static void	DeepPreOrderNavigator.doVisit(LanguageObject object, LanguageVisitor visitor)
static void	PreOrderNavigator.doVisit(LanguageObject object, LanguageVisitor visitor)
static void	PostOrderNavigator.doVisit(LanguageObject object, LanguageVisitor visitor)
static void	DeepPostOrderNavigator.doVisit(LanguageObject object, LanguageVisitor visitor)
static void	PreOrPostOrderNavigator.doVisit(LanguageObject object, LanguageVisitor visitor, boolean order)
protected void	PreOrPostOrderNavigator.postVisitVisitor(LanguageObject obj)
protected void	PreOrPostOrderNavigator.preVisitVisitor(LanguageObject obj)
protected void	AbstractNavigator.visitNode(LanguageObject obj)
protected void	AbstractNavigator.visitVisitor(LanguageObject obj)

Uses of LanguageObject in com.metamatrix.query.sql.proc

Classes in com.metamatrix.query.sql.proc that implement LanguageObject

class	AssignmentStatement This class represents an assignment statement in the storedprocedure language.
class	Block This class represents a group of Statement objects.
class	BreakStatement This class represents a break statement in the storedprocedure language.
class	CommandStatement This class represents a variable assignment statement in the storedprocedure language.
class	ContinueStatement This class represents a continue statement in the storedprocedure language.
class	CreateUpdateProcedureCommand This class represents a update procedure in the storedprocedure language.
class	CriteriaSelector This class represents the criteria present on the user's query.
class	DeclareStatement This class represents a statement used to declare variables in the storedprocedure language.
class	HasCriteria This object represents the criteria used in the stored procedure language to determine if a type of criteria is specified on a user's query.
class	IfStatement This class represents an if-else statement in the storedprocedure language.
class	LoopStatement This class represents a loop statement in the storedprocedure language to cursor through a result set.
class	RaiseErrorStatement This class represents a error assignment statement in the storedprocedure language.
class	Statement This class represents the a statement in the stored procedure language.
class	TranslateCriteria This object represents the criteria used in the stored procedure language that translates the portion of the user's criteria by doing symbol mapping to the elements of the physical group that defines the virtual group and translating the user's criteria using the element-expressions pairs represented as a list of comapreCriteria on this this object.
class	WhileStatement This class represents a while statement in the storedprocedure language.

Methods in com.metamatrix.query.sql.proc that return LanguageObject

LanguageObject

AssignmentStatement.getValue()

Methods in com.metamatrix.query.sql.proc with parameters of type LanguageObject

void	AssignmentStatement.setValue(LanguageObject value)

Constructors in com.metamatrix.query.sql.proc with parameters of type LanguageObject

AssignmentStatement(ElementSymbol variable, LanguageObject value)

DeclareStatement(ElementSymbol variable, java.lang.String varType, LanguageObject value)
Constructor for DeclareStatement.

Uses of LanguageObject in com.metamatrix.query.sql.symbol

Subinterfaces of LanguageObject in com.metamatrix.query.sql.symbol

interface

Expression This is the interface for an expression in a SQL string.

Classes in com.metamatrix.query.sql.symbol that implement LanguageObject

class	AbstractCaseExpression
class	AggregateSymbol An aggregate symbol represents an aggregate function in the SELECT or HAVING clauses.
class	AliasSymbol An AliasSymbol wraps a SingleElementSymbol and changes it's name.
class	AllInGroupSymbol This is a subclass of Symbol representing .*, which contains all of the elements from a single group in the query.
class	AllSymbol This is a subclass of Symbol representing *, which contains all of the elements from all groups in the query.
class	CaseExpression
class	Constant This class represents a literal value in a SQL string.
class	ElementSymbol This is a subclass of Symbol representing a single element.
class	ExpressionSymbol This is a subclass of Symbol representing an expression in the SELECT clause.
class	Function Represents a function in a sql statement.
class	GroupSymbol This is the server's representation of a metadata group symbol.
class	MultipleElementSymbol This is a subclass of Symbol representing multiple output columns.
class	Reference This class represents a reference (positional from the user query, or to an element from another scope).
class	ScalarSubquery This is an Expression implementation that can be used in a SELECT clause.
class	SearchedCaseExpression
class	SelectSymbol This is the server's representation of a metadata symbol that can be used in a SELECT statement.
class	SingleElementSymbol This is a subclass of Symbol representing a single output column.
class	Symbol This is the server's representation of a metadata symbol.

Uses of LanguageObject in com.metamatrix.query.sql.visitor

Methods in com.metamatrix.query.sql.visitor with parameters of type LanguageObject

static void	CorrelatedReferenceCollectorVisitor.collectReferences(LanguageObject obj, java.util.Collection<GroupSymbol> groupSymbols, java.util.List<Reference> correlatedReferences) Helper to use this visitor.
static java.util.Collection<AggregateSymbol>	AggregateSymbolCollectorVisitor.getAggregates(LanguageObject obj, boolean removeDuplicates)
static void	AggregateSymbolCollectorVisitor.getAggregates(LanguageObject obj, java.util.Collection<SingleElementSymbol> aggregates, java.util.Collection<SingleElementSymbol> elements)
static java.util.Collection<ElementSymbol>	ElementCollectorVisitor.getElements(LanguageObject obj, boolean removeDuplicates) Helper to quickly get the elements from obj in a collection.
static java.util.Collection<ElementSymbol>	ElementCollectorVisitor.getElements(LanguageObject obj, boolean removeDuplicates, boolean useDeepIteration) Helper to quickly get the elements from obj in a collection.
static void	ElementCollectorVisitor.getElements(LanguageObject obj, java.util.Collection<ElementSymbol> elements) Helper to quickly get the elements from obj in the elements collection
static java.util.Collection	FunctionCollectorVisitor.getFunctions(LanguageObject obj, boolean removeDuplicates) Helper to quickly get the elements from obj in a collection.
static java.util.Collection	FunctionCollectorVisitor.getFunctions(LanguageObject obj, boolean removeDuplicates, boolean deep)
static void	FunctionCollectorVisitor.getFunctions(LanguageObject obj, java.util.Collection functions) Helper to quickly get the elements from obj in the elements collection
static void	FunctionCollectorVisitor.getFunctions(LanguageObject obj, java.util.Collection functions, boolean deep) Helper to quickly get the elements from obj in the elements collection
static java.util.Set<GroupSymbol>	GroupsUsedByElementsVisitor.getGroups(LanguageObject obj) Helper to quickly get the groups from obj in a collection.
static java.util.Collection<GroupSymbol>	GroupCollectorVisitor.getGroups(LanguageObject obj, boolean removeDuplicates) Helper to quickly get the groups from obj in a collection.
static void	GroupsUsedByElementsVisitor.getGroups(LanguageObject obj, java.util.Collection<GroupSymbol> groups) Helper to quickly get the groups from obj in the elements collection
static void	GroupCollectorVisitor.getGroups(LanguageObject obj, java.util.Collection<GroupSymbol> groups) Helper to quickly get the groups from obj in the groups collection
static java.util.Collection<GroupSymbol>	GroupCollectorVisitor.getGroupsIgnoreInlineViews(LanguageObject obj, boolean removeDuplicates) Helper to quickly get the groups from obj in a collection.
static void	GroupCollectorVisitor.getGroupsIgnoreInlineViews(LanguageObject obj, java.util.Collection<GroupSymbol> groups) Helper to quickly get the groups from obj in the groups collection
static java.util.Collection	PredicateCollectorVisitor.getPredicates(LanguageObject obj) Helper to quickly get the predicates from obj
static java.util.List<Reference>	ReferenceCollectorVisitor.getReferences(LanguageObject obj) Helper to quickly get the references from obj in a collection.
static java.lang.String	SQLStringVisitor.getSQLString(LanguageObject obj) Helper to quickly get the parser string for an object using the visitor.
static void	ExpressionSymbolCollector.getSymbols(LanguageObject obj, java.util.Collection elements) Helper to quickly get the elements from obj in the elements collection
static java.util.List<SubqueryContainer>	ValueIteratorProviderCollectorVisitor.getValueIteratorProviders(LanguageObject obj) Helper to quickly get the ValueIteratorProvider instances from obj
static void	ValueIteratorProviderCollectorVisitor.getValueIteratorProviders(LanguageObject obj, java.util.List<SubqueryContainer> valueIteratorProviders)
static java.util.Collection	VariableCollectorVisitor.getVariables(LanguageObject obj, boolean removeDuplicates) Helper to quickly get the variables from obj in a collection.
static void	VariableCollectorVisitor.getVariables(LanguageObject obj, java.util.Collection variables) Helper to quickly get the variables from obj in the variables collection
static boolean	EvaluatableVisitor.isEvaluatable(LanguageObject obj, EvaluatableVisitor.EvaluationLevel target)
static boolean	EvaluateExpressionVisitor.isFullyEvaluatable(LanguageObject obj, boolean duringPlanning) Should be called to check if the object can fully evaluated
static void	ExpressionMappingVisitor.mapExpressions(LanguageObject obj, java.util.Map exprMap) The object is modified in place, so is not returned.
static void	StaticSymbolMappingVisitor.mapSymbols(LanguageObject obj, java.util.Map symbolMap)
static boolean	EvaluatableVisitor.needsProcessingEvaluation(LanguageObject obj)
java.util.List<java.lang.Object>	SQLStringVisitor.registerNode(LanguageObject obj)
static void	EvaluateExpressionVisitor.replaceExpressions(LanguageObject obj, boolean deep, ProcessorDataManager dataMgr, CommandContext context)
static void	CorrelatedVariableSubstitutionVisitor.substituteVariables(LanguageObject obj) Helper to visit the language object specified and replace any variables with a Reference obj, and collect the references returned.
static boolean	EvaluateExpressionVisitor.willBecomeConstant(LanguageObject obj) Will return true if the expression can be deterministically evaluated at runtime, but it may not be evaluatable during planning
static boolean	EvaluatableVisitor.willBecomeConstant(LanguageObject obj, boolean pushdown)

Method parameters in com.metamatrix.query.sql.visitor with type arguments of type LanguageObject

static void	ElementCollectorVisitor.getElements(java.util.Collection<? extends LanguageObject> objs, java.util.Collection<ElementSymbol> elements)
static java.util.Set<GroupSymbol>	GroupsUsedByElementsVisitor.getGroups(java.util.Collection<? extends LanguageObject> objects)
static void	GroupsUsedByElementsVisitor.getGroups(java.util.Collection<? extends LanguageObject> objects, java.util.Set<GroupSymbol> groups)
static java.util.List<SubqueryContainer>	ValueIteratorProviderCollectorVisitor.getValueIteratorProviders(java.util.Collection<? extends LanguageObject> languageObjects)

Uses of LanguageObject in com.metamatrix.query.validator

Methods in com.metamatrix.query.validator that return LanguageObject

LanguageObject

AbstractValidationVisitor.getExceptionObject()

Methods in com.metamatrix.query.validator with parameters of type LanguageObject

protected void	AbstractValidationVisitor.handleException(MetaMatrixException e, LanguageObject obj)
protected void	AbstractValidationVisitor.handleValidationError(java.lang.String message, LanguageObject invalidObj)
static void	AggregateValidationVisitor.validate(LanguageObject obj, AggregateValidationVisitor visitor)
static ValidatorReport	Validator.validate(LanguageObject object, QueryMetadataInterface metadata)
static ValidatorReport	Validator.validate(LanguageObject object, QueryMetadataInterface metadata, AbstractValidationVisitor visitor, boolean validateOnlyEmbedded)

Constructors in com.metamatrix.query.validator with parameters of type LanguageObject

ValidatorFailure(java.lang.String description, LanguageObject object)