水利工程按工程性质划分为两类,一类是枢纽工程,包括()、水电站和其他大型独立建筑物 水库。 供水工程。 河道工程。 堤防工程。
Given: What is the result?() 1。 12。 14。 123。
关于施工成本分析任务的说法,正确的有()。 找出产生差异的原因。 提出进一步降低成本的措施和方案。 对尚未或正在发生的经济活动进行核算。 对成本计划的执行情况进行正确评价。 正确计算成本计划的执行结果,计算产生的差异。
You have created an Oracle 10g database named SALES, which will be used by an application named SalesOrders. Users of the SalesOrders application complain that application response time is slow when they generate reports. The SalesOrders application accesses a table that contains 10 million rows. You decide to create an index on this table using the NOLOGGING option so that the index creation process is completed in the least amount of time. Which of the following is NOT true about an index created with the NOLOGGING option?() The index can be changed from NOLOGGING to LOGGING。 The index cannot be recovered even in the ARCHIVELOG mode.。 The index can only be created if the base table is created with the NOLOGGING option.。 The index can be recovered if you perform a backup after the CREATE INDEX statement.。
()无固定形状,具有流动性,体积大致一定。 固体。 液体。 气体。
The WF_PARAMETER_LIST_T datatype can include up to a maximum of ()parameter name and value pairs.