QT将Excel表导入到access数据库

需求,将excel表格信息导入到Access数据库
QString m_file =QFileDialog::getOpenFileName(this, "打开", QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation), "表格文件( *.xls)");

if(UIDemo01::getFromExcel(m_file))
    {
        QMessageBox::information(this,tr("提示"),tr("导入成功"));
    }
    else{
        QMessageBox::information(this,tr("提示"),tr("导入失败"));
    }

getFromExcel为静态函数:bool static getFromExcel(QString m_path);

实现Excel数据的读入功能,读入到QList<QStringList> data;

实现:

bool  UIDemo01::getFromExcel(QString m_path)
{
    QSqlDatabase dbexcel = QSqlDatabase::addDatabase("QODBC", "excelexport");
     if(!dbexcel.isValid())
        {
         qDebug()<<"打开Excel失败";
         return false;
        }
        QString dsn = QString("DRIVER={Microsoft Excel Driver (*.xls, *.xlsx, *.xlsm, *.xlsb)};DSN='';FIRSTROWHASNAMES=1;READONLY=FALSE;CREATE_DB=\"%1\";DBQ=%2").
                      arg(m_path).arg(m_path);
        dbexcel.setDatabaseName(dsn);

        if(!dbexcel.open())
        {
            qDebug()<<"打开Excel失败";
            return false;
        }

        QSqlQuery query(dbexcel);
        query.exec("select * from [Sheet1$]");

        QStringList list;//一条记录
        QList<QStringList> data;//所有记录
        while(query.next())
        {
            list.clear();           
            QString stu_id = query.value(0).toString();           
            QString stu_name = query.value(1).toString();           
            list<<stu_id<<stu_name;            
            data<<list;
        }
        qDebug()<<data;
        dbexcel.close();

    return UIDemo01::save(data);
}

save实现数据的导入:

bool UIDemo01::save(QList<QStringList> data)
{
    QSqlQuery query;
    QString create_time=QDate::currentDate().toString("yyyy/MM/dd");
    foreach (QStringList slist, data)
    {
        QString sSql = QString("INSERT INTO [db_student_info](stu_no,stu_name,create_time,state) VALUES(");
        for(int i=0,n=slist.size();i<n;i++)
        {
            sSql+=QString(":%1").arg(i);
            if(i!=n-1)
                sSql+=",";
            else
                sSql+=",'"+create_time+"',"+"1)";
        }
        qDebug()<<sSql;
        query.prepare(sSql);
        for(int i=0,n=slist.size();i<n;i++)
        {
            query.bindValue(QString(":%1").arg(i),slist.at(i));
        }
        if(!query.exec()) {
            return false;
        }
        
    }
    return true;


}

注:导入具体字段有所修改

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转载自blog.csdn.net/kangshuaibing/article/details/86487232
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