图片不会弄上来我手打吧:
[root@EmbedSky bin]# ./qtsql -qws
Could not read calibration: "/etc/pointercal"
QSqlDatabase: QMYSQL driver not loaded
QSqlDatabase: available drivers: QSQLITE
faile to connect mysql
("/opt/PDA/bin", "/opt/PDA/plugins")
QSqlQuery::exec: database not open