org.verdictdb.core.sqlobject

Class SubqueryColumn

java.lang.Object

org.verdictdb.core.sqlobject.SubqueryColumn

All Implemented Interfaces:

Serializable, GroupingAttribute, SelectItem, UnnamedColumn

public class SubqueryColumn
extends Object
implements UnnamedColumn

Subquery that may appear in the where clause.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SubqueryColumn()
SubqueryColumn(SelectQuery relation)

Method Summary

Modifier and Type	Method and Description
SubqueryColumn	deepcopy()
boolean	equals(Object obj)
SelectQuery	getSubquery()
static SubqueryColumn	getSubqueryColumn(SelectQuery relation)
int	hashCode()
boolean	isAggregateColumn()
void	setSubquery(SelectQuery relation)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SubqueryColumn

public SubqueryColumn()

SubqueryColumn

public SubqueryColumn(SelectQuery relation)

Method Detail

setSubquery

public void setSubquery(SelectQuery relation)

getSubqueryColumn

public static SubqueryColumn getSubqueryColumn(SelectQuery relation)

getSubquery

public SelectQuery getSubquery()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

isAggregateColumn

public boolean isAggregateColumn()

Specified by:

isAggregateColumn in interface SelectItem

Returns:

True if a column is a non-subquery column and includes aggergate functions.

deepcopy

public SubqueryColumn deepcopy()

Specified by:

deepcopy in interface SelectItem

Specified by:

deepcopy in interface UnnamedColumn