把计划分为一种层次体系的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29327' and id < 2387505 and id<>'2387505' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29327' and id > 2387505 and id<>'2387505' order by id asc limit 5