考查对象之间的不同与相同之处在方法学上属于（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25604' and id < 2154443 and id<>'2154443' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25604' and id > 2154443 and id<>'2154443' order by id asc limit 5