QgsSQLStatement::NodeSelect Class Reference

SELECT node. More...

#include <qgssqlstatement.h>

Inheritance diagram for QgsSQLStatement::NodeSelect:

Public Member Functions
	NodeSelect (const QList< QgsSQLStatement::NodeTableDef * > &tableList, const QList< QgsSQLStatement::NodeSelectedColumn * > &columns, bool distinct)
	Constructor.
	~NodeSelect () override
void	accept (QgsSQLStatement::Visitor &v) const override
	Support the visitor pattern.
void	appendJoin (QgsSQLStatement::NodeJoin *join)
	Append a join.
QgsSQLStatement::Node *	clone () const override
	Generate a clone of this node.
QList< QgsSQLStatement::NodeSelectedColumn * >	columns () const
	Returns the list of columns.
bool	distinct () const
	Returns if the SELECT is DISTINCT.
QString	dump () const override
	Abstract virtual dump method.
QList< QgsSQLStatement::NodeJoin * >	joins () const
	Returns the list of joins.
QgsSQLStatement::NodeType	nodeType () const override
	Abstract virtual that returns the type of this node.
QList< QgsSQLStatement::NodeColumnSorted * >	orderBy () const
	Returns the list of order by columns.
void	setJoins (const QList< QgsSQLStatement::NodeJoin * > &joins)
	Sets joins.
void	setOrderBy (const QList< QgsSQLStatement::NodeColumnSorted * > &orderBy)
	Sets order by columns.
void	setWhere (QgsSQLStatement::Node *where)
	Sets where clause.
QList< QgsSQLStatement::NodeTableDef * >	tables () const
	Returns the list of tables.
QgsSQLStatement::Node *	where () const
	Returns the where clause.
Public Member Functions inherited from QgsSQLStatement::Node
virtual	~Node ()=default

Protected Attributes
QList< NodeSelectedColumn * >	mColumns
bool	mDistinct
QList< NodeJoin * >	mJoins
QList< NodeColumnSorted * >	mOrderBy
QList< NodeTableDef * >	mTableList
std::unique_ptr< Node >	mWhere

Detailed Description

SELECT node.

Definition at line 873 of file qgssqlstatement.h.

Constructor & Destructor Documentation

NodeSelect()

QgsSQLStatement::NodeSelect::NodeSelect ( const QList< QgsSQLStatement::NodeTableDef * > & tableList, const QList< QgsSQLStatement::NodeSelectedColumn * > & columns, bool distinct )

inline

Constructor.

Definition at line 877 of file qgssqlstatement.h.

~NodeSelect()

QgsSQLStatement::NodeSelect::~NodeSelect ( )

override

Definition at line 598 of file qgssqlstatement.cpp.

Member Function Documentation

accept()

void QgsSQLStatement::NodeSelect::accept ( QgsSQLStatement::Visitor & v ) const

inlineoverridevirtual

Support the visitor pattern.

For any implementation this should look like

v.visit( *this );

v.visit(self)

Parameters

v	A visitor that visits this node.

Implements QgsSQLStatement::Node.

Definition at line 917 of file qgssqlstatement.h.

appendJoin()

void QgsSQLStatement::NodeSelect::appendJoin ( QgsSQLStatement::NodeJoin * join )

inline

Append a join.

Definition at line 891 of file qgssqlstatement.h.

clone()

QgsSQLStatement::Node * QgsSQLStatement::NodeSelect::clone ( ) const

overridevirtual

Generate a clone of this node.

Make sure that the clone does not contain any information which is generated in prepare and context related. Ownership is transferred to the caller.

Returns

a deep copy of this node.

Implements QgsSQLStatement::Node.

Definition at line 657 of file qgssqlstatement.cpp.

columns()

QList< QgsSQLStatement::NodeSelectedColumn * > QgsSQLStatement::NodeSelect::columns ( ) const

inline

Returns the list of columns.

Definition at line 904 of file qgssqlstatement.h.

distinct()

bool QgsSQLStatement::NodeSelect::distinct ( ) const

inline

Returns if the SELECT is DISTINCT.

Definition at line 906 of file qgssqlstatement.h.

dump()

QString QgsSQLStatement::NodeSelect::dump ( ) const

overridevirtual

Abstract virtual dump method.

Returns

A statement which represents this node as string

Implements QgsSQLStatement::Node.

Definition at line 606 of file qgssqlstatement.cpp.

joins()

QList< QgsSQLStatement::NodeJoin * > QgsSQLStatement::NodeSelect::joins ( ) const

inline

Returns the list of joins.

Definition at line 908 of file qgssqlstatement.h.

nodeType()

QgsSQLStatement::NodeType QgsSQLStatement::NodeSelect::nodeType ( ) const

inlineoverridevirtual

Abstract virtual that returns the type of this node.

Returns

The type of this node

Implements QgsSQLStatement::Node.

Definition at line 914 of file qgssqlstatement.h.

orderBy()

QList< QgsSQLStatement::NodeColumnSorted * > QgsSQLStatement::NodeSelect::orderBy ( ) const

inline

Returns the list of order by columns.

Definition at line 912 of file qgssqlstatement.h.

setJoins()

void QgsSQLStatement::NodeSelect::setJoins ( const QList< QgsSQLStatement::NodeJoin * > & joins )

inline

Sets joins.

Definition at line 885 of file qgssqlstatement.h.

setOrderBy()

void QgsSQLStatement::NodeSelect::setOrderBy ( const QList< QgsSQLStatement::NodeColumnSorted * > & orderBy )

inline

Sets order by columns.

Definition at line 895 of file qgssqlstatement.h.

setWhere()

void QgsSQLStatement::NodeSelect::setWhere ( QgsSQLStatement::Node * where )

inline

Sets where clause.

Definition at line 893 of file qgssqlstatement.h.

tables()

QList< QgsSQLStatement::NodeTableDef * > QgsSQLStatement::NodeSelect::tables ( ) const

inline

Returns the list of tables.

Definition at line 902 of file qgssqlstatement.h.

where()

QgsSQLStatement::Node * QgsSQLStatement::NodeSelect::where ( ) const

inline

Returns the where clause.

Definition at line 910 of file qgssqlstatement.h.

Member Data Documentation

mColumns

QList<NodeSelectedColumn *> QgsSQLStatement::NodeSelect::mColumns

protected

Definition at line 930 of file qgssqlstatement.h.

mDistinct

bool QgsSQLStatement::NodeSelect::mDistinct

protected

Definition at line 931 of file qgssqlstatement.h.

mJoins

QList<NodeJoin *> QgsSQLStatement::NodeSelect::mJoins

protected

Definition at line 932 of file qgssqlstatement.h.

mOrderBy

QList<NodeColumnSorted *> QgsSQLStatement::NodeSelect::mOrderBy

protected

Definition at line 934 of file qgssqlstatement.h.

mTableList

QList<NodeTableDef *> QgsSQLStatement::NodeSelect::mTableList

protected

Definition at line 929 of file qgssqlstatement.h.

mWhere

std::unique_ptr<Node> QgsSQLStatement::NodeSelect::mWhere

protected

Definition at line 933 of file qgssqlstatement.h.

---

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

• /build/qgis-4.0.0+99sid/src/core/qgssqlstatement.h
• /build/qgis-4.0.0+99sid/src/core/qgssqlstatement.cpp