问一下为什麼QT链接SQLite3数据库失败?
#include "mainwidget.h"#include "QApplication"#include "QMessageBox"int main(int argc,char **argv){ QApplication app(argc,argv); QSqlDatabase db=QSqlDatabase::addDatabase("QSQLITE"); db.setDatabaseName("/home/Xtricman/.sunpinyin/userdict"); if(!db.open()) { QMessageBox::warning(0,"Link Fail!","please check"); return -1; } mainwidget a; a.show(); return app.exec();}