Uses of Class
com.metamatrix.query.sql.lang.Command

Packages that use Command

com.metamatrix.cdk
com.metamatrix.dqp.message
com.metamatrix.query.mapping.relational
com.metamatrix.query.mapping.xml
com.metamatrix.query.optimizer
com.metamatrix.query.optimizer.batch
com.metamatrix.query.optimizer.relational
com.metamatrix.query.parser
com.metamatrix.query.processor
com.metamatrix.query.processor.relational
com.metamatrix.query.resolver
com.metamatrix.query.resolver.command
com.metamatrix.query.rewriter
com.metamatrix.query.sql.lang
com.metamatrix.query.sql.proc
com.metamatrix.query.sql.symbol
com.metamatrix.query.sql.util
com.metamatrix.query.sql.visitor
com.metamatrix.query.tempdata
com.metamatrix.query.validator

Uses of Command in com.metamatrix.cdk

Methods in com.metamatrix.cdk with parameters of type Command

protected void

CommandBuilder.expandAllSymbol(Command command) Convert the "*" in "select * from..." to the list of column names for the data source.

Uses of Command in com.metamatrix.dqp.message

Methods in com.metamatrix.dqp.message that return Command

Command

AtomicRequestMessage.getCommand()

Methods in com.metamatrix.dqp.message with parameters of type Command

void	AtomicRequestMessage.setCommand(Command command)

Uses of Command in com.metamatrix.query.mapping.relational

Methods in com.metamatrix.query.mapping.relational that return Command

Command

QueryNode.getCommand() Get command corresponding to query, may be null

Methods in com.metamatrix.query.mapping.relational with parameters of type Command

void	QueryNode.setCommand(Command command) Set command - this is provided as a convenient place to cache this command during conversion.

Uses of Command in com.metamatrix.query.mapping.xml

Methods in com.metamatrix.query.mapping.xml that return Command

Command

ResultSetInfo.getCommand()

Methods in com.metamatrix.query.mapping.xml with parameters of type Command

void	ResultSetInfo.setCommand(Command cmd)

Uses of Command in com.metamatrix.query.optimizer

Methods in com.metamatrix.query.optimizer that return Command

Command

CommandTreeNode.getCommand() Returns the Command object.

Methods in com.metamatrix.query.optimizer with parameters of type Command

static ProcessorPlan	QueryOptimizer.optimizePlan(Command command, QueryMetadataInterface metadata, IDGenerator idGenerator, CapabilitiesFinder capabilitiesFinder, AnalysisRecord analysisRecord, CommandContext context) This method is intended only for clients with a need to have access to the planning state of QueryOptimizer, which it can get to through the CommandTreeNode reference passed in.
void	CommandTreeNode.setCommand(Command command) Sets the Command object.

Uses of Command in com.metamatrix.query.optimizer.batch

Methods in com.metamatrix.query.optimizer.batch with parameters of type Command

static GroupSymbol	BatchedUpdatePlanner.getUpdatedGroup(Command command) Get the group being updated by the update command
static boolean	BatchedUpdatePlanner.isEligibleForBatching(Command command, QueryMetadataInterface metadata) Returns whether a command can be placed in a connector batch

Uses of Command in com.metamatrix.query.optimizer.relational

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

static PlanNode

GenerateCanonical.generatePlan(Command command, PlanHints hints, QueryMetadataInterface metadata) Generate an initial plan given a command.

Uses of Command in com.metamatrix.query.parser

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

Command	SQLParser.command(ParseInfo info) Parse any of several command types - this is the main parser entry point.
Command	SQLParser.createTempTable(ParseInfo info) Parse create temp table command.
Command	SQLParser.dropTable(ParseInfo info) Parse drop table command.
Command	QueryParser.parseCommand(java.lang.String sql) Takes a SQL string representing a Command and returns the object representation.
Command	QueryParser.parseCommand(java.lang.String sql, ParseInfo parseInfo) Takes a SQL string representing a Command and returns the object representation.
Command	SQLParser.subquery(ParseInfo info)
Command	SQLParser.userCommand(ParseInfo info)

Uses of Command in com.metamatrix.query.processor

Methods in com.metamatrix.query.processor with parameters of type Command

TupleSource	ProcessorDataManager.registerRequest(java.lang.Object processorId, Command command, java.lang.String modelName, java.lang.String connectorBindingId, int nodeID)
TupleSource	TempTableDataManager.registerRequest(java.lang.Object processorID, Command command, java.lang.String modelName, java.lang.String connectorBindingId, int nodeID) This is the magic method.

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

Methods in com.metamatrix.query.processor.relational that return Command

Command

AccessNode.getCommand()

Methods in com.metamatrix.query.processor.relational with parameters of type Command

protected boolean	DependentAccessNode.prepareNextCommand(Command atomicCommand)
protected boolean	DependentProcedureAccessNode.prepareNextCommand(Command atomicCommand)
protected boolean	AccessNode.prepareNextCommand(Command atomicCommand)
void	AccessNode.setCommand(Command command)
static boolean	RelationalNodeUtil.shouldExecute(Command command, boolean simplifyCriteria) Decides whether a command needs to be executed.

Constructor parameters in com.metamatrix.query.processor.relational with type arguments of type Command

BatchedUpdateNode(int nodeID, java.util.List<Command> commands, java.util.List<VariableContext> contexts, java.util.List<java.lang.Boolean> shouldEvaluate, java.lang.String modelName)

Uses of Command in com.metamatrix.query.resolver

Methods in com.metamatrix.query.resolver with parameters of type Command

void	ProcedureContainerResolver.expandCommand(Command command, QueryMetadataInterface metadata, AnalysisRecord analysis) Expand a command by finding and attaching all subcommands to the command.
GroupContext	ProcedureContainerResolver.findChildCommandMetadata(Command command, TempMetadataStore discoveredMetadata, boolean useMetadataCommands, QueryMetadataInterface metadata) Find all metadata defined by this command for it's children.
java.util.Map	VariableResolver.getVariableValues(Command command, QueryMetadataInterface metadata)
static java.util.Map	QueryResolver.getVariableValues(Command command, QueryMetadataInterface metadata)
void	CommandResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals) Resolve the command using the metadata.
void	ProcedureContainerResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
static TempMetadataStore	QueryResolver.resolveCommand(Command currentCommand, java.util.Map externalMetadata, boolean useMetadataCommands, QueryMetadataInterface metadata, AnalysisRecord analysis) This implements an algorithm to resolve all the symbols created by the parser into real metadata IDs
static TempMetadataStore	QueryResolver.resolveCommand(Command currentCommand, java.util.Map externalMetadata, boolean useMetadataCommands, QueryMetadataInterface metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
static void	QueryResolver.resolveCommand(Command command, QueryMetadataInterface metadata) This implements an algorithm to resolve all the symbols created by the parser into real metadata IDs
static void	QueryResolver.resolveCommand(Command command, QueryMetadataInterface metadata, AnalysisRecord analysis) This implements an algorithm to resolve all the symbols created by the parser into real metadata IDs
abstract void	ProcedureContainerResolver.resolveProceduralCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis)
static void	QueryResolver.setChildMetadata(Command subCommand, Command parent)
static void	QueryResolver.setChildMetadata(Command subCommand, java.util.Map parentTempMetadata, GroupContext parentContext)

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

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

void	ExecResolver.expandCommand(Command command, QueryMetadataInterface metadata, AnalysisRecord analysis)
GroupContext	ExecResolver.findChildCommandMetadata(Command command, TempMetadataStore childMetadata, boolean useMetadataCommands, QueryMetadataInterface metadata)
GroupContext	DeleteResolver.findChildCommandMetadata(Command command, TempMetadataStore discoveredMetadata, boolean useMetadataCommands, QueryMetadataInterface metadata)
java.util.Map	UpdateResolver.getVariableValues(Command command, QueryMetadataInterface metadata)
java.util.Map	ExecResolver.getVariableValues(Command command, QueryMetadataInterface metadata) Collect input expressions from a procedure and map them to the parameters they came from
java.util.Map	InsertResolver.getVariableValues(Command command, QueryMetadataInterface metadata)
void	SetQueryResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	DynamicCommandResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	BatchedUpdateResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	TempTableResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	XMLQueryResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	UpdateProcedureResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	XQueryResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	SimpleQueryResolver.resolveCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis, boolean resolveNullLiterals)
void	UpdateResolver.resolveProceduralCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis)
void	ExecResolver.resolveProceduralCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis)
void	DeleteResolver.resolveProceduralCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis)
void	InsertResolver.resolveProceduralCommand(Command command, boolean useMetadataCommands, TempMetadataAdapter metadata, AnalysisRecord analysis) Resolve an INSERT.

Uses of Command in com.metamatrix.query.rewriter

Methods in com.metamatrix.query.rewriter that return Command

static Command

QueryRewriter.rewrite(Command command, Command procCommand, QueryMetadataInterface metadata, CommandContext context)

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

static Command	QueryRewriter.rewrite(Command command, Command procCommand, QueryMetadataInterface metadata, CommandContext context)
static Criteria	QueryRewriter.rewriteCriteria(Criteria criteria, Command procCommand, CommandContext context, QueryMetadataInterface metadata) Rewrite the criteria by evaluating some trivial cases.
static Expression	QueryRewriter.rewriteExpression(Expression expression, Command procCommand, CommandContext context, QueryMetadataInterface metadata)
static void	QueryRewriter.rewriteOrderBy(QueryCommand query, Command procCommand, QueryMetadataInterface metadata, CommandContext context) Rewrite the order by clause.

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

Subclasses of Command in com.metamatrix.query.sql.lang

class	BatchedUpdateCommand Represents a batch of INSERT, UPDATE, DELETE, and SELECT INTO commands
class	Create
class	Delete This class represents a SQL Delete statement of the form: "DELETE FROM [WHERE ]".
class	Drop
class	DynamicCommand
class	Insert Represents a SQL Insert statement of the form: "INSERT INTO () VALUES ".
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	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	Update Represents a SQL Update statement of the form: "UPDATE SET = , ...
class	XQuery An XQuery command object

Methods in com.metamatrix.query.sql.lang that return Command

Command	SubqueryFromClause.getCommand() Get command held by clause
Command	SubqueryContainer.getCommand() Returns the subquery Command object
Command	ExistsCriteria.getCommand()
Command	SubquerySetCriteria.getCommand() Get the subquery command used to produce the values for this SetCriteria.
Command	SubqueryCompareCriteria.getCommand()
Command	UnaryFromClause.getExpandedCommand()
Command	ProcedureContainer.getSubCommand()

Methods in com.metamatrix.query.sql.lang with parameters of type Command

void	BatchedUpdateCommand.addSubCommand(Command command) Add sub command
protected void	Command.copyMetadataState(Command copy)
protected void	ProcedureContainer.copyMetadataState(Command copy)
static int	Command.getSubCommandsUpdatingModelCount(Command object, QueryMetadataInterface metadata)
void	SubqueryFromClause.setCommand(Command command) Set the command held by the clause
void	SubqueryContainer.setCommand(Command command) Sets the subquery Command object
void	ExistsCriteria.setCommand(Command subqueryCommand)
void	SubquerySetCriteria.setCommand(Command command) Set the subquery command (either a SELECT or a procedure execution).
void	SubqueryCompareCriteria.setCommand(Command command) Set the subquery command (either a SELECT or a procedure execution).
void	UnaryFromClause.setExpandedCommand(Command expandedCommand)
void	ProcedureContainer.setSubCommand(Command subCommand)

Constructors in com.metamatrix.query.sql.lang with parameters of type Command

ExistsCriteria(Command subqueryCommand)

SubqueryCompareCriteria(Expression leftExpression, Command subCommand, int operator, int predicateQuantifier)

SubqueryFromClause(GroupSymbol symbol, Command command)

SubqueryFromClause(java.lang.String name, Command command)
Construct object with specified command and name

SubquerySetCriteria(Expression expression, Command subCommand)

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

Subclasses of Command in com.metamatrix.query.sql.proc

class

CreateUpdateProcedureCommand This class represents a update procedure in the storedprocedure language.

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

Command	AssignmentStatement.getCommand()
Command	CommandStatement.getCommand() Get the command on this statement.
Command	LoopStatement.getCommand()
Command	CreateUpdateProcedureCommand.getResultsCommand()
Command	CreateUpdateProcedureCommand.getUserCommand() Get the user's command to which this obj which is the subcommand

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

void	AssignmentStatement.setCommand(Command command)
void	CommandStatement.setCommand(Command command) Sets the command.
void	LoopStatement.setCommand(Command command) Sets the command.
void	CreateUpdateProcedureCommand.setResultsCommand(Command command)
void	CreateUpdateProcedureCommand.setUserCommand(Command command) Set the user's command to which this obj which is the subcommand

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

CommandStatement(Command value)
Constructor for CommandStatement.

LoopStatement(Block block, Command query, java.lang.String cursorName)

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

Methods in com.metamatrix.query.sql.symbol that return Command

Command

ScalarSubquery.getCommand()

Methods in com.metamatrix.query.sql.symbol with parameters of type Command

void	ScalarSubquery.setCommand(Command command) Sets the command.

Constructors in com.metamatrix.query.sql.symbol with parameters of type Command

ScalarSubquery(Command subqueryCommand)

Uses of Command in com.metamatrix.query.sql.util

Methods in com.metamatrix.query.sql.util with parameters of type Command

static CreateUpdateProcedureCommand	UpdateProcedureGenerator.createProcedure(int procedureType, java.lang.String virtualGroup, Command queryTransformation, QueryMetadataInterface metadata) Create CreateUpdateProcedureCommand for the specific virtual group.
static void	ElementSymbolOptimizer.fullyQualifyElements(Command command) This method will convert all elements in a command to their fully qualified name.
static void	ElementSymbolOptimizer.optimizeElements(Command command, QueryMetadataInterface metadata) This method will convert all elements in a command to their shortest possible unambiguous name.

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

Methods in com.metamatrix.query.sql.visitor that return types with arguments of type Command

java.util.List<Command>	CommandCollectorVisitor.getCommands() Get the commands collected by the visitor.
static java.util.List<Command>	CommandCollectorVisitor.getCommands(Command obj) Helper to quickly get the commands from obj
static java.util.List<Command>	CommandCollectorVisitor.getCommands(Command obj, boolean embeddedOnly)
static java.util.List<Command>	CommandCollectorVisitor.getNonEmbeddedCommands(Command obj)

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

static java.util.List<Command>	CommandCollectorVisitor.getCommands(Command obj) Helper to quickly get the commands from obj
static java.util.List<Command>	CommandCollectorVisitor.getCommands(Command obj, boolean embeddedOnly)
static java.util.List<Command>	CommandCollectorVisitor.getNonEmbeddedCommands(Command obj)

Uses of Command in com.metamatrix.query.tempdata

Methods in com.metamatrix.query.tempdata with parameters of type Command

boolean	TempTableStoreImpl.hasTempTable(Command command)
boolean	TempTableStore.hasTempTable(Command command)
TupleSource	TempTableStoreImpl.registerRequest(Command command)
TupleSource	TempTableStore.registerRequest(Command command)
void	TempTableStoreImpl.removeTempTable(Command command)
void	TempTableStore.removeTempTable(Command command)

Uses of Command in com.metamatrix.query.validator

Fields in com.metamatrix.query.validator declared as Command

protected Command

AbstractValidationVisitor.currentCommand

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

protected boolean	AbstractValidationVisitor.isXMLCommand(Command command) Check to verify if the query would return XML results.
protected void	ValidationVisitor.validateGroupUpdatable(Command obj)
protected void	ValidationVisitor.validateHasProjectedSymbols(Command obj)
protected void	ValidationVisitor.validateNoXMLProcedures(Command obj) This method can be used to validate commands used in the stored procedure languge cannot be executed against XML documents.
protected void	ValidationVisitor.validateNoXMLUpdates(Command obj) This method can be used to validate Update commands cannot be executed against XML documents.