有关和*F的描述正确是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31703' and id < 2537940 and id<>'2537940' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31703' and id > 2537940 and id<>'2537940' order by id asc limit 5