设计轴的直径是首先按()初定轴的直径。
In which two scenarios should you issue the following command?() FLASHBACK TABLE SCOTT.EMP TO TIMESTAMP SYSTIMESTAP- INTERVAL ’15’ MINUTE; when the schema of the user, SCOTT, was deleted by mistake 15 minutes ago。 when the table EMP of the SCOTT schema was dropped by mistake 15 minutes ago。 when some rows of the table, EMP, in the SCOTT schema were deleted by mistake 15 minutes ago。 when some incorrect values were inserted in the EMP table in the user Scott’s schema during the last 15 minutes。 never, because FLASHBACK TABLE is not a valid command in Oracle 10g.。
某新建工程,建筑面积32000m2,地下1层,地上8层,框架结构,建筑总高33.5m,建设单位与施工单位签订了施工合同,合同约定项目施工创省级安全文明工地。施工过程中,发生了如下事件。
事件1:建设单位组织监理单位、施工单位对工程施工安全进行检查,检查内容包括:安全思想、安全责任、安全制度、安全措施。
事件2:施工单位编制的项目安全措施计划的内容有:管理目标、规章制度、应急准备与响应、教育培训。建筑施工安全检查组认为安全措施计划主要内容不全,要求补充。
事件3:施工现场入口仅设置了企业标志牌、工程概况牌,检查组认为制度牌设置不完整,要求补充。工人宿舍室内净高2.3m,封闭式窗户,每个房间住20名工人,建筑施工安全检查组认为不符合相关要求,对此下发了通知单。
事件4:建筑施工安全检查组按《建筑施工安全检查标准》(JGJ59—2011)对本次安全检查,汇总表得分68分。
除了事件1所述检查内容外,施工安全检查还应检查哪些内容?
建设单位收到建设监理报告后,应当组织设计、施工和工程监理等有关单位进行竣工验收。
You have two database servers SEMP and SACCT. The database in the SEMP server maintains theemployee information and the database in the SACCT server maintains the accounts payable information.The employees submit the expense reports to the accounts payable department. A user of the accountspayable database wants to extract the employee information from the database in the SEMP server for cross-verification. Which schema object enables the user to access the information from the remote database() Cluster。 Database link。 Mapping table。 Materialized view。
You upgraded Oracle Database 10g to Oracle Database 11g. How would this affect the existing users’ passwords?()