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. More...

	~NodeSelect () override

void	accept (QgsSQLStatement::Visitor &v) const override
	Support the visitor pattern. More...

void	appendJoin (QgsSQLStatement::NodeJoin *join)
	Append a join. More...

QgsSQLStatement::Node *	clone () const override
	Generate a clone of this node. More...

QList< QgsSQLStatement::NodeSelectedColumn * >	columns () const
	Returns the list of columns. More...

bool	distinct () const
	Returns if the SELECT is DISTINCT. More...

QString	dump () const override
	Abstract virtual dump method. More...

QList< QgsSQLStatement::NodeJoin * >	joins () const
	Returns the list of joins. More...

QgsSQLStatement::NodeType	nodeType () const override
	Abstract virtual that returns the type of this node. More...

QList< QgsSQLStatement::NodeColumnSorted * >	orderBy () const
	Returns the list of order by columns. More...

void	setJoins (const QList< QgsSQLStatement::NodeJoin *> &joins)
	Sets joins. More...

void	setOrderBy (const QList< QgsSQLStatement::NodeColumnSorted *> &orderBy)
	Sets order by columns. More...

void	setWhere (QgsSQLStatement::Node *where)
	Sets where clause. More...

QList< QgsSQLStatement::NodeTableDef * >	tables () const
	Returns the list of tables. More...

QgsSQLStatement::Node *	where () const
	Returns the where clause. More...

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

Node *	mWhere = nullptr

Detailed Description

SELECT node.

Definition at line 720 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 724 of file qgssqlstatement.h.

◆ ~NodeSelect()

QgsSQLStatement::NodeSelect::~NodeSelect ( )

override

Definition at line 568 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

C++:

v.visit( *this );

Python:

v.visit( self)

Parameters

v	A visitor that visits this node.

Implements QgsSQLStatement::Node.

Definition at line 752 of file qgssqlstatement.h.

◆ appendJoin()

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

inline

Append a join.

Definition at line 730 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 628 of file qgssqlstatement.cpp.

◆ columns()

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

inline

Returns the list of columns.

Definition at line 739 of file qgssqlstatement.h.

◆ distinct()

bool QgsSQLStatement::NodeSelect::distinct ( ) const

inline

Returns if the SELECT is DISTINCT.

Definition at line 741 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 577 of file qgssqlstatement.cpp.

◆ joins()

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

inline

Returns the list of joins.

Definition at line 743 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 749 of file qgssqlstatement.h.

◆ orderBy()

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

inline

Returns the list of order by columns.

Definition at line 747 of file qgssqlstatement.h.

◆ setJoins()

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

inline

Sets joins.

Definition at line 728 of file qgssqlstatement.h.

◆ setOrderBy()

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

inline

Sets order by columns.

Definition at line 734 of file qgssqlstatement.h.

◆ setWhere()

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

inline

Sets where clause.

Definition at line 732 of file qgssqlstatement.h.

◆ tables()

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

inline

Returns the list of tables.

Definition at line 737 of file qgssqlstatement.h.

◆ where()

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

inline

Returns the where clause.

Definition at line 745 of file qgssqlstatement.h.

Member Data Documentation

◆ mColumns

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

protected

Definition at line 757 of file qgssqlstatement.h.

◆ mDistinct

bool QgsSQLStatement::NodeSelect::mDistinct

protected

Definition at line 758 of file qgssqlstatement.h.

◆ mJoins

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

protected

Definition at line 759 of file qgssqlstatement.h.

◆ mOrderBy

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

protected

Definition at line 761 of file qgssqlstatement.h.

◆ mTableList

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

protected

Definition at line 756 of file qgssqlstatement.h.

◆ mWhere

Node* QgsSQLStatement::NodeSelect::mWhere = nullptr

protected

Definition at line 760 of file qgssqlstatement.h.

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

/build/qgis-3.10.0+15buster/src/core/qgssqlstatement.h
/build/qgis-3.10.0+15buster/src/core/qgssqlstatement.cpp

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ NodeSelect()

◆ ~NodeSelect()

Member Function Documentation

◆ accept()

◆ appendJoin()

◆ clone()

◆ columns()

◆ distinct()

◆ dump()

◆ joins()

◆ nodeType()

◆ orderBy()

◆ setJoins()

◆ setOrderBy()

◆ setWhere()

◆ tables()

◆ where()

Member Data Documentation

◆ mColumns

◆ mDistinct

◆ mJoins

◆ mOrderBy

◆ mTableList

◆ mWhere