计划按性质和作用可分为（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29041' and id < 2364345 and id<>'2364345' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29041' and id > 2364345 and id<>'2364345' order by id asc limit 5