You are a DBA of your company. You created a database named SALES on an Oracle 10g instance. You have defined an index named INDEX1 on the database table named INVENTORY. Users are complaining that queries accessing the INVENTORY table are running slow. Upon investigation you determine that the tablespace where the index is located is experiencing high I/O and you decide to relocate the index to another tablespace. Which of these will be the best way to accomplish this objective?() Rebuild the index.。 Coalesce the index.。 Drop and re-create the index in the new tablespace.。 Relocate the index using the ALTER INDEX...MOVE statement.。
美国管理学家代明提出,一切有过程的活动,如生产活动、科学研究等,都是由计划、实行、检查、总结四个环节构成。()是指确定目标和选择实施目标的方案、手段、方法、措施,是管理管理活动的起点,并贯穿于管理活动的始终,也是管理过程的归宿。 计划。 实行。 检查。 总结。
抵抗不良环境最强的微生物是()。
质量的定义是指“产品、服务或过程满足规定或潜在要求(或需求)的特征和特性的总和”。
A customer is looking for a low cost System x Server solution that has a fairly robust set of software application workload requirements. Which tool will assist you in making sure the hardware will match the workload?() IBM Configuration & Options Guide (COG)。 IBM Sizing Guides。 IBM xREF Sheets。 IBM ServerProven。 IBM Standalone Solutions Configuration Tool (SSCT)。
对库房内货物的堆垛高度,一般由所选用的堆垛设备来确定,若采用人工堆码,堆垛高度一般不超过()