数据库连接错误！错误信息：select count(id) as shu from wen where zong= and nian like'%2013%' and ( di like'%希%' ) and ( yu like'% 中文%' or yu like'%普通%' or yu like'%汉语%' or yu like'%中国%' or yu like'%国语%' ) 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 'and nian like'%2013%' and ( di like'%希%' ) and ( yu like'% 中文%' or yu l' at line 1