单选题
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From the V$SESSION_LONGOPS view, you find that some of the database users have long/x7frunning queries that consume a lot of CPU time. This causes performance problems for other users in the database, who have much shorter queries. You would like to make sure that the users with large queries do not use all the CPU time, but you still do not want to terminate them with an error message. Which method would you follow to achieve this?()
红外光谱分析有哪些应用及应用领域?
态度与品德形成过程经历的第二阶段是( )。
患者,男,40岁。精神病患者,长期口服镇静剂,误服有机磷中毒后,出现头痛和肌肉痉挛。首要的治疗措施是()
导游人员等级考核评定工作采取国家旅游局统一政策、统一领导、与地方旅游局分工负责组织实施的办法进行,遵循( )的原则。
站台上堆放货物,距站台边缘不得小于()。货物应堆放稳固,防止倒塌。
成人骨骼的总数()
验证药物对目标适应证患者的治疗作用和安全性指的是()
关于多发性肌炎下列哪项不正确()
自然铜的主产地是()