View the Exhibit and examine the Flashback SCNs. A user has inserted wrong department data in the DEPT3 table in the USERS tablespace. You use the Flashback Table functionality to rectify the erroneous inserts. While performing the recovery, you chose 2004343 as the Flashback SCN. Which two statements are correct in this scenario?() Only the row with DEPARTMENT_ID 290 would be flashed back.。 The rows with DEPARTMENT_ID 290 and 300 would be flashed back.。 The rows with DEPARTMENT_ID 290 and 280 would be flashed back.。 You would have taken the USERS tablespace offline before starting the Flashback Table operation.。 You would have enabled row movement for the DEPT3 table before starting the Flashback Table operation.。
某工程建筑面积13000m2,地处繁华城区。东、南两面紧邻市区主要路段,西、北两面紧靠居民小区一般路段。在项目实施过程中发生如下事件:
事件一:对现场平面布置进行规划,并绘制了施工现场平面布置图。
事件二:为控制成本,现场围墙分段设计,实施全封闭式管理。即东、南两面紧邻市区主要路段设计为1.8m高砖砌围墙,并按市容管理要求进行美化;西、北两面紧靠居民小区一般路段设计为1.8m高普通钢围挡。
事件三:为宣传企业形象,总承包单位在现场办公室前空旷场地树立了悬挂企业旗帜的旗杆,旗杆与基座预埋件焊接连接。
事件四:为确保施工安全,总承包单位委派一名经验丰富的同志到项目担任安全总监。项目经理部建立了施工安全管理机构,设置了以安全总监为第一责任人的项目安全管理领导小组。在工程开工前,安全总监向项目有关人员进行了安全技术交底。专业分包单 位进场后,编制了相应的施工安全技术措施,报批完毕后交项目经理部安全部门备案。
事件四中存在哪些不妥,并分别给出正确做法。
有源CROWBAR的作用?
自我效能感是指() 相信自己具有能力可以达到多个目标。 相信自己具有能力可以达到某个目标。 相信他人具有能力可以达到某个目标。 相信他人具有能力可以达到多个目标。
You are using flat files as the data source for one of your data warehousing applications. To optimize the application performance, you plan to move the data from the flat files to clustered tables in an Oracle database.While migrating the data, you want to have minimal impact on the database performance and optimize the dataload operation. Which method would you use to load data into the Oracle database() Use the external table population.。 Use the Oracle Data Pump export and import utility.。 Use the conventional path data load of the SQL*Loader utility.。 Use the INSERT INTO...SELECT command to load the data。
除了()和乙酰化结合外,其它Ⅱ相反应显著增加毒物的水溶性,促进其排泄。