報錯啦！
錯誤號：1064
SQL錯誤狀態：42000
錯誤信息：You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1
sql信息：select keyname from keywords where kid in (,)

報錯啦！
錯誤號：1064
SQL錯誤狀態：42000
錯誤信息：You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1
sql信息：select kid,keyname FROM keywords where kid in ()