下列属于学习现象的是 （）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29337' and id < 2388654 and id<>'2388654' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29337' and id > 2388654 and id<>'2388654' order by id asc limit 5