用作分组的数量标志，其标志值的变动可分为_______。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='53466' and id < 3373123 and id<>'3373123' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='53466' and id > 3373123 and id<>'3373123' order by id asc limit 5