te::da::SubSelect Class Reference

A Select can be used as a source of information in another query. More...

#include <SubSelect.h>

Inheritance diagram for te::da::SubSelect:

Public Types
typedef void	ReturnType
typedef QueryVisitor	VisitorType

Public Member Functions
virtual ReturnType	accept (VisitorType &guest) const =0
	It call the visit method from the guest object. More...
FromItem *	clone () const
	It creates a new copy of this FromItem. More...
const std::string &	getAlias () const
	It returns the alias associated to the source item. More...
Select *	getSelect () const
	It returns the associated subselect. More...
SubSelect &	operator= (const SubSelect &rhs)
void	setAlias (const std::string &alias)
	It sets the alias for a from source item. More...
void	setSelect (Select *s)
	It sets the real SubSelect associated to this object. More...
TE_DEFINE_VISITABLE	SubSelect (Select *s, const std::string &alias)
	Constructor. More...
	SubSelect (const Select &s, const std::string &alias)
	Constructor. More...
	SubSelect (const SubSelect &rhs)
	Copy constructor. More...
	~SubSelect ()
	Destructor. More...

Protected Attributes
std::string	m_alias
	An alias for the output name. More...

Private Attributes
std::auto_ptr< Select >	m_select
	The associated SubSelect. More...

Detailed Description

A Select can be used as a source of information in another query.

See also

FromItem, DataSetName, DataSetType, DataSet, FromFunctionCall, Join

Definition at line 49 of file SubSelect.h.

Member Typedef Documentation

typedef void te::common::BaseVisitable< QueryVisitor , void >::ReturnType

inherited

Definition at line 58 of file BaseVisitable.h.

typedef QueryVisitor te::common::BaseVisitable< QueryVisitor , void >::VisitorType

inherited

Definition at line 57 of file BaseVisitable.h.

Constructor & Destructor Documentation

TE_DEFINE_VISITABLE te::da::SubSelect::SubSelect	(	Select *	s,
		const std::string &	alias
	)

Constructor.

Parameters

s	The real SubSelect to be associated to this object.

Note

The SubSelect will take the ownership of the Select.

te::da::SubSelect::SubSelect	(	const Select &	s,
		const std::string &	alias
	)

Constructor.

Parameters

s	The real SubSelect to be associated to this object.

te::da::SubSelect::SubSelect

(

const SubSelect &

rhs

)

Copy constructor.

te::da::SubSelect::~SubSelect

(

)

Destructor.

Member Function Documentation

virtual ReturnType te::common::BaseVisitable< QueryVisitor , void >::accept ( VisitorType &  guest ) const

pure virtualinherited

It call the visit method from the guest object.

Parameters

guest

The guest or visitor.

Returns

Any valid value define by the template type R.

FromItem* te::da::SubSelect::clone ( ) const

virtual

It creates a new copy of this FromItem.

Implements te::da::FromItem.

const std::string& te::da::FromItem::getAlias ( ) const

inherited

It returns the alias associated to the source item.

Returns

The alias for the source item.

Select* te::da::SubSelect::getSelect

(

)

const

It returns the associated subselect.

Returns

The associated subselect.

SubSelect& te::da::SubSelect::operator=

(

const SubSelect &

rhs

)

Assignment operator.

void te::da::FromItem::setAlias ( const std::string &  alias )

inherited

It sets the alias for a from source item.

Parameters

alias

The alias for a from source item.

Note

The FromItem will take the ownership of the given alias.

void te::da::SubSelect::setSelect

(

Select *

s

)

It sets the real SubSelect associated to this object.

Parameters

s	The SubSelect to be associated to the FromItem object.

Note

The SubSelect will take the ownership of the Select.

Member Data Documentation

std::string te::da::FromItem::m_alias

protectedinherited

An alias for the output name.

Definition at line 93 of file FromItem.h.

std::auto_ptr<Select> te::da::SubSelect::m_select

private

The associated SubSelect.

Definition at line 101 of file SubSelect.h.

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The documentation for this class was generated from the following file:

• /home/castejon/castejon_files/develop/terralib5/git_master/src/terralib/dataaccess/query/SubSelect.h