--统计每月合计
select strftime("%m", GoodInTime) 月,round(sum(GoodMoney)) 合计 from sx_jinhuo
group by strftime("%Y", GoodInTime),strftime("%m", GoodInTime)
static bool InitSqlCon()
{
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
db.setDatabaseName("sx.db");
if(!db.open())
return false;
return true;
}
struct tongji_Select_Fields
{
int month;
int Money;
};
///[测试]
void MainWindow::on_pushButton_tc_sel_clicked()
{
QString sTemp = QString(tongji);
QList<tongji_Select_Fields> zdlist;
QSqlQuery query;
query.setForwardOnly(true);
query.exec(sTemp);
while (query.next())
{
tongji_Select_Fields bag;
bag.month = query.value(0).toInt();
bag.Money = query.value(1).toInt();
zdlist.append(bag);
}
for (int var = 0; var < zdlist.count(); ++var) {
QString _tmp = QString::asprintf("month=%d , Money=%d",zdlist.at(var).month,zdlist.at(var).Money);
LOGINFO(">>" + _tmp);
}
}
///![]
