我现在真的被卡住了,每次我尝试编译我的c++程序时,我都会得到这样的输出:release/dialog.o:dialog.cpp:(.text+0xe1): undefined reference to `mysql_real_connect@32'
浏览一整天来找到变通方法,教程,无论什么,阅读教程,卸载mingw,mysql server
这就是我想出来的:
SELECT * FROM question as Q LEFT JOIN (SELECT T.tag_name FROM tag as T WHERE T.tag_id IN (SELECT QT.tag_idFROM question_tag AS QT WHERE QT.question_ID = Q.id)) AS QT_T