从规则到例子的学习实质上是一种（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='26100' and id < 2188231 and id<>'2188231' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26100' and id > 2188231 and id<>'2188231' order by id asc limit 5