针对第一种负荷变动的调整为频率的一次调整。(    )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69507' and id < 4502860 and id<>'4502860' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69507' and id > 4502860 and id<>'4502860' order by id asc limit 5