te::da::SelectExpression Class Reference

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

#include <SelectExpression.h>

Inheritance diagram for te::da::SelectExpression:

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...
Expression *	clone () const
	It creates a new copy of this Expression. More...
Select *	getSelect () const
	It returns the associated select expression. More...
SelectExpression &	operator= (const SelectExpression &rhs)
	SelectExpression (const Select &s)
	Constructor. More...
	SelectExpression (const SelectExpression &rhs)
	Copy constructor. More...
TE_DEFINE_VISITABLE	SelectExpression (Select *s)
	Constructor. More...
void	setSelect (Select *s)
	It sets the real SelectExpression associated to this object. More...
	~SelectExpression ()
	Destructor. More...

Private Attributes
std::unique_ptr< Select >	m_select
	The associated SelectExpression. 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 SelectExpression.h.

Member Typedef Documentation

ReturnType

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

inherited

Definition at line 58 of file BaseVisitable.h.

VisitorType

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

inherited

Definition at line 57 of file BaseVisitable.h.

Constructor & Destructor Documentation

SelectExpression() [1/3]

TE_DEFINE_VISITABLE te::da::SelectExpression::SelectExpression

(

Select *

s

)

Constructor.

Parameters

s	The real Select to be associated to this object.

Note

The SelectExpression will take the ownership of the Select.

SelectExpression() [2/3]

te::da::SelectExpression::SelectExpression

(

const Select &

s

)

Constructor.

Parameters

s	The real Select to be associated to this object.

SelectExpression() [3/3]

te::da::SelectExpression::SelectExpression

(

const SelectExpression &

rhs

)

Copy constructor.

~SelectExpression()

te::da::SelectExpression::~SelectExpression ( )

inline

Destructor.

Definition at line 75 of file SelectExpression.h.

Member Function Documentation

accept()

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.

clone()

Expression * te::da::SelectExpression::clone ( ) const

virtual

It creates a new copy of this Expression.

Implements te::da::Expression.

getSelect()

Select * te::da::SelectExpression::getSelect

(

)

const

It returns the associated select expression.

Returns

The associated select expression.

operator=()

SelectExpression & te::da::SelectExpression::operator=

(

const SelectExpression &

rhs

)

Assignment operator.

setSelect()

void te::da::SelectExpression::setSelect

(

Select *

s

)

It sets the real SelectExpression associated to this object.

Parameters

s	The Select to be associated to the Expression object.

Note

The SelectExpression will take the ownership of the Select.

Member Data Documentation

m_select

std::unique_ptr<Select> te::da::SelectExpression::m_select

private

The associated SelectExpression.

Definition at line 101 of file SelectExpression.h.

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

• /home/castejon/castejon_files/develop/terralib5/git_release/src/terralib/dataaccess/query/SelectExpression.h