已知函数 的值为（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16568' and id < 1442511 and id<>'1442511' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16568' and id > 1442511 and id<>'1442511' order by id asc limit 5