Data movement within the data warehouse

1. What are the four common methods for data movement within the data warehouse? Explain any two of these methods.

2. What are data warehouse appliances? List their benefits.

1. What are the four parallel server hardware options? List the features, benefits, and limitations of any one of these options.

2. How have RDBMS vendors enhanced their products for data warehousing? Describe briefly in one or two paragraphs.

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