Referencia de la Clase QSqlError

The QSqlError class provides SQL database error information. Más...

#include <qsqlerror.h>

Lista de todos los miembros.

Tipos públicos
enum	Type {   None, Connection, Statement, Transaction,   Unknown, None, Connection, Statement,   Transaction, Unknown }
enum	Type {   None, Connection, Statement, Transaction,   Unknown, None, Connection, Statement,   Transaction, Unknown }
Métodos públicos
	QSqlError (const QString &driverText=QString::null, const QString &databaseText=QString::null, int type=QSqlError::None, int number=-1)
	QSqlError (const QSqlError &other)
QSqlError &	operator= (const QSqlError &other)
virtual	~QSqlError ()
QString	driverText () const
virtual void	setDriverText (const QString &driverText)
QString	databaseText () const
virtual void	setDatabaseText (const QString &databaseText)
int	type () const
virtual void	setType (int type)
int	number () const
virtual void	setNumber (int number)
QString	text () const
void	showMessage (const QString &msg=QString::null) const
	QSqlError (const QString &driverText=QString::null, const QString &databaseText=QString::null, int type=QSqlError::None, int number=-1)
	QSqlError (const QSqlError &other)
QSqlError &	operator= (const QSqlError &other)
virtual	~QSqlError ()
QString	driverText () const
virtual void	setDriverText (const QString &driverText)
QString	databaseText () const
virtual void	setDatabaseText (const QString &databaseText)
int	type () const
virtual void	setType (int type)
int	number () const
virtual void	setNumber (int number)
QString	text () const
void	showMessage (const QString &msg=QString::null) const

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Descripción detallada

The QSqlError class provides SQL database error information.

sql

This class is used to report database-specific errors. An error description and (if appropriate) a database-specific error number can be obtained using this class.

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Documentación de las enumeraciones miembro de la clase

enum QSqlError::Type

This enum type describes the type of SQL error that occurred.

None no error occurred Connection connection error Statement SQL statement syntax error Transaction transaction failed error Unknown unknown error

Valores de enumeraciones:

None
Connection
Statement
Transaction
Unknown
None
Connection
Statement
Transaction
Unknown

enum QSqlError::Type

Valores de enumeraciones:

None
Connection
Statement
Transaction
Unknown
None
Connection
Statement
Transaction
Unknown

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Documentación del constructor y destructor

QSqlError::QSqlError	(	const QString &	driverText = QString::null,
		const QString &	databaseText = QString::null,
		int	type = QSqlError::None,
		int	number = -1
	)

Constructs an error containing the driver error text driverText, the database-specific error text databaseText, the type type and the optional error number number.

QSqlError::QSqlError

(

const QSqlError &

other

)

Creates a copy of other.

QSqlError::~QSqlError

(

)

[virtual]

Destroys the object and frees any allocated resources.

QSqlError::QSqlError	(	const QString &	driverText = QString::null,
		const QString &	databaseText = QString::null,
		int	type = QSqlError::None,
		int	number = -1
	)

QSqlError::QSqlError

(

const QSqlError &

other

)

virtual QSqlError::~QSqlError

(

)

[virtual]

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Documentación de las funciones miembro

QString QSqlError::databaseText

(

)

const

Returns the text of the error as reported by the database. This may contain database-specific descriptions.

QString QSqlError::databaseText

(

)

const

QString QSqlError::driverText

(

)

const

Returns the text of the error as reported by the driver. This may contain database-specific descriptions.

QString QSqlError::driverText

(

)

const

int QSqlError::number

(

)

const

Returns the database-specific error number, or -1 if it cannot be determined.

int QSqlError::number

(

)

const

QSqlError & QSqlError::operator=

(

const QSqlError &

other

)

Sets the error equal to other.

QSqlError& QSqlError::operator=

(

const QSqlError &

other

)

virtual void QSqlError::setDatabaseText

(

const QString &

databaseText

)

[virtual]

void QSqlError::setDatabaseText

(

const QString &

databaseText

)

[virtual]

Sets the database error text to the value of databaseText.

void QSqlError::setDriverText

(

const QString &

driverText

)

[virtual]

Sets the driver error text to the value of driverText.

virtual void QSqlError::setDriverText

(

const QString &

driverText

)

[virtual]

void QSqlError::setNumber

(

int

number

)

[virtual]

Sets the database-specific error number to number.

virtual void QSqlError::setNumber

(

int

number

)

[virtual]

void QSqlError::setType

(

int

type

)

[virtual]

Sets the error type to the value of type.

virtual void QSqlError::setType

(

int

type

)

[virtual]

void QSqlError::showMessage

(

const QString &

msg = QString::null

)

const

void QSqlError::showMessage

(

const QString &

msg = QString::null

)

const

This is a convenience function that pops up a QMessageBox containing the message returned by text(). An additional string can be passed in via the msg parameter, which will be concatenated with the text() message.

Ver también:

text(), driverText(), databaseText()

QString QSqlError::text

(

)

const

This is a convenience function that returns databaseText() and driverText() concatenated into a single string.

Ver también:

showMessage(), driverText(), databaseText()

QString QSqlError::text

(

)

const

int QSqlError::type

(

)

const

int QSqlError::type

(

)

const

Returns the error type, or -1 if the type cannot be determined.

Ver también:

QSqlError::Type.

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La documentación para esta clase fue generada a partir de los siguientes ficheros:

• src/qt/include/qsqlerror.h
• src/qt/src/sql/qsqlerror.h
• src/qt/src/sql/qsqlerror.cpp