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

Node *	mWhere = nullptr

Detailed Description

SELECT node.

Definition at line 735 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 739 of file qgssqlstatement.h.

◆ ~NodeSelect()

QgsSQLStatement::NodeSelect::~NodeSelect ( )

override

Definition at line 592 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 767 of file qgssqlstatement.h.

◆ appendJoin()

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

inline

Append a join.

Definition at line 745 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 652 of file qgssqlstatement.cpp.

◆ columns()

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

inline

Returns the list of columns.

Definition at line 754 of file qgssqlstatement.h.

◆ distinct()

bool QgsSQLStatement::NodeSelect::distinct ( ) const

inline

Returns if the SELECT is DISTINCT.

Definition at line 756 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 601 of file qgssqlstatement.cpp.

◆ joins()

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

inline

Returns the list of joins.

Definition at line 758 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 764 of file qgssqlstatement.h.

◆ orderBy()

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

inline

Returns the list of order by columns.

Definition at line 762 of file qgssqlstatement.h.

◆ setJoins()

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

inline

Sets joins.

Definition at line 743 of file qgssqlstatement.h.

◆ setOrderBy()

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

inline

Sets order by columns.

Definition at line 749 of file qgssqlstatement.h.

◆ setWhere()

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

inline

Sets where clause.

Definition at line 747 of file qgssqlstatement.h.

◆ tables()

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

inline

Returns the list of tables.

Definition at line 752 of file qgssqlstatement.h.

◆ where()

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

inline

Returns the where clause.

Definition at line 760 of file qgssqlstatement.h.

Member Data Documentation

◆ mColumns

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

protected

Definition at line 772 of file qgssqlstatement.h.

◆ mDistinct

bool QgsSQLStatement::NodeSelect::mDistinct

protected

Definition at line 773 of file qgssqlstatement.h.

◆ mJoins

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

protected

Definition at line 774 of file qgssqlstatement.h.

◆ mOrderBy

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

protected

Definition at line 776 of file qgssqlstatement.h.

◆ mTableList

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

protected

Definition at line 771 of file qgssqlstatement.h.

◆ mWhere

Node* QgsSQLStatement::NodeSelect::mWhere = nullptr

protected

Definition at line 775 of file qgssqlstatement.h.

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

/build/qgis-3.40.0+99sid/src/core/qgssqlstatement.h
/build/qgis-3.40.0+99sid/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