问题是给定信息和要达到目标之间有某些障碍，需要被克服的（ )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30645' and id < 2471202 and id<>'2471202' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30645' and id > 2471202 and id<>'2471202' order by id asc limit 5