Home | All Classes | Main Classes | Annotated | Grouped Classes | Functions |

# sql/overview/update/main.cpp Example File

    /****************************************************************************
    ** $Id: qt/main.cpp   3.3.8   edited Jan 11 14:37 $
    **
    ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of an example program for Qt.  This example
    ** program may be used, distributed and modified without limitation.
    **
    *****************************************************************************/

    #include <qapplication.h>
    #include <qsqldatabase.h>
    #include <qsqlcursor.h>
    #include "../connection.h"

    int main( int argc, char *argv[] )
    {
        QApplication app( argc, argv, FALSE );

        if ( createConnections() ) {
            QSqlCursor cur( "prices" );
            cur.select( "id=202" );
            if ( cur.next() ) {
                QSqlRecord *buffer = cur.primeUpdate();
                double price = buffer->value( "price" ).toDouble();
                double newprice = price * 1.05;
                buffer->setValue( "price", newprice );
                cur.update();
            }
        }

        return 0;
    }