Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets (STS) from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer, you observed performance regression for a few SQL statements. What would you do with these SQL statements?()
A. Set OPTIMIZER_USE_PLAN_BASELINES to FALSE to prevent the use of regressed plans.
B. Capture the plans from the previous version using STS and then load them into the stored outline.
Capture the plans from the previous version using STS and then load them into SQL Management Base (SMB)
D. Set OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES to FALSE to prevent the plans from being loaded to the SQL plan baseline.
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超越代理权的行为,经过被代理人的追认,被代理人承担民事责任。
A. 正确
B. 错误
数控机床作为自动化控制设备,其控制部分大体上可分为数字控制和()两个部分。
卓尔的母亲是下岗女工,她很重视对卓尔的教育,在卓尔刚会说话时就教他数数和认字,但让母亲难堪的是:一次家里来了客人,母亲要卓尔拿两个橘子,卓尔却拿了三个,卓尔的母亲开始担心卓尔的聪明程度。试问卓尔母亲的担心有道理吗?你能为卓尔的母亲提出哪些建议?
某女,26岁,生育史:0-0-1-0,于妊娠早期有早孕反应,尿HCG阳性。于妊娠17周时感觉胎动。B超显示单胎,头位,见心管搏动。现为妊娠26周。近2周来自觉胎动消失,腹部不再增大而来院就诊。检查:宫底平脐,未闻及胎心,B超检查未见胎心搏动和胎动。最需要的实验室检查是()
A. 血常规
B. 血脂
C. 肾功能
D. 肝功能
E. 凝血功能检查