辩证否定的实质是（  ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28430' and id < 2322106 and id<>'2322106' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28430' and id > 2322106 and id<>'2322106' order by id asc limit 5