下列哪些情形属于无效合同？()

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27033' and id < 2241597 and id<>'2241597' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27033' and id > 2241597 and id<>'2241597' order by id asc limit 5