Qt连接MYSQL

1 QSqlDatabase db &＃61; QSqlDatabase::addDatabase("QMYSQL");
2
3 db.setHostName("127.0.0.1");
4
5 db.setPort(3306);
6
7 db.setDatabaseName("databasename");
8 db.setUserName("usename");
9 db.setPassword("password");