检索语言具有（）的特点。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30193' and id < 2441840 and id<>'2441840' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30193' and id > 2441840 and id<>'2441840' order by id asc limit 5