进程调度的关键问题是选择合理的 ，并恰当地进行代码转换。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30160' and id < 2440236 and id<>'2440236' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30160' and id > 2440236 and id<>'2440236' order by id asc limit 5