Data loading: Difference between revisions

Revision as of 06:44, 20 September 2007

Revision as of 06:47, 20 September 2007

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a) When should you refresh the system.<br />

b) What will happen when a table is under use by a user and at the same time you are refreshing the system.<br />

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To over come these problems, we use the concept of shadow tables.<br />

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