下列哪些是形成P-Q分解法的简化条件?(  )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69511' and id < 4503249 and id<>'4503249' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69511' and id > 4503249 and id<>'4503249' order by id asc limit 5