处理 $Behind[select top 10 title as tt,filepath,filename from web_userform_web where sortid=259 and charindex(substring('帝国CMS,后台搜索报错,Illegal mix of collations for operation 'like'',0,charindex(',','帝国CMS,后台搜索报错,Illegal mix of collations for operation 'like'')),keyword)>0 |10]$ 标签时出现如下错误：关键字 'like' 附近有语法错误。