下列不属于常用的调查方法的是 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25992' and id < 2181455 and id<>'2181455' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25992' and id > 2181455 and id<>'2181455' order by id asc limit 5