[单选]
Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command:
ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS;
What would be the outcome of this command?（）

A . It produces an error because data already exists in the table.
B . It produces an error because compression can be enabled at table creation only.
C . It compresses all data added or modified henceforth but the existing data in the table is not compressed immediately.
D . It immediately compresses all existing data as well as new data, resulting from either fresh additions or modifications to existing data.

多层和高层房屋建筑面积按各层建筑面积的（）计算。平均值。最大值。最小值。总和。简述废物流设计需考虑的问题。 You deploy a mobile messaging solution with Microsoft Exchange Server 2003 Service Pack 2. When the application is running， it must not be able to access protected registry keys. You need to ensure that the application meets the outlined requirement. What are two possible ways to achieve this goal？（） Use Microsoft Windows Mobile 5.0 Pocket PC Phone Edition operating system.。 Use Microsoft Windows Mobile 2003 for Pocket PC operating system.。 Use Microsoft Windows Mobile 5.0 for Smartphone operating system.。 Use Microsoft Windows Mobile 2003 for Smartphone operating system.。 The DBA has chosen to manage SGA and PGA memory separately in an OLTP database because of his unique knowledge of the application. Which of these are good starting points to use when configuring the maximum values for SGA and PGA，based on the amount of memory available on the system？（） 20% SGA 80% PGA。 25% SGA 75% PGA。 50% SGA 50% PGA。 75% SGA 25% PGA。 80% SGA 20% PGA。封堵作业时，管径相同，压力高的管段比压力低的管段所需皮碗的唇部直径要（）大。小。相同。小1/2&Prime。

Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command:
ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS;
What would be the outcome of this command?（）

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[单选] Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command: ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS; What would be the outcome of this command?（）

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[单选]
Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command:
ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS;
What would be the outcome of this command?（）