com.metamatrix.query.sql.lang
Class QueryCommand

java.lang.Object
  com.metamatrix.query.sql.lang.Command
      com.metamatrix.query.sql.lang.QueryCommand

All Implemented Interfaces:

LanguageObject, java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

Query, SetQuery

public abstract class QueryCommand
extends Command

This is a common super class for the two types of query commands: Query and SetQuery. This class provides some useful commonalities when the type of query command is not known.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.metamatrix.query.sql.lang.Command

tempGroupIDs, TYPE_BATCHED_UPDATE, TYPE_CREATE, TYPE_DELETE, TYPE_DROP, TYPE_DYNAMIC, TYPE_INSERT, TYPE_QUERY, TYPE_SQL, TYPE_STORED_PROCEDURE, TYPE_UNKNOWN, TYPE_UPDATE, TYPE_UPDATE_PROCEDURE, TYPE_XQUERY

Constructor Summary

QueryCommand()

Method Summary

Limit	getLimit()
OrderBy	getOrderBy() Get the order by clause for the query.
abstract Query	getProjectedQuery()
void	setLimit(Limit limit)
void	setOrderBy(OrderBy orderBy) Set the order by clause for the query.

Methods inherited from class com.metamatrix.query.sql.lang.Command

addExternalGroupsToContext, addExternalGroupToContext, areResultsCachable, clone, copyMetadataState, getAllExternalGroups, getCorrelatedReferences, getExternalGroupContexts, getOption, getProcessorPlan, getProjectedSymbols, getSubCommands, getSubCommandsUpdatingModelCount, getSubCommandsUpdatingModelCount, getTemporaryMetadata, getType, getUpdateCommandSymbol, getVirtualGroup, isResolved, printCommandTree, printCommandTree, pushNewResolvingContext, setCorrelatedReferences, setExternalGroupContexts, setIsResolved, setOption, setProcessorPlan, setTemporaryMetadata, setVirtualGroup, toString, updatingModelCount

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.metamatrix.query.sql.LanguageObject

acceptVisitor

Constructor Detail

QueryCommand

public QueryCommand()

Method Detail

getOrderBy

public OrderBy getOrderBy()

Get the order by clause for the query.

Returns:

order by clause

setOrderBy

public void setOrderBy(OrderBy orderBy)

Set the order by clause for the query.

Parameters:

orderBy - New order by clause

getLimit

public Limit getLimit()

setLimit

public void setLimit(Limit limit)

getProjectedQuery

public abstract Query getProjectedQuery()