Explain both data warehousing and data mining
Problem: Explain both data warehousing and data mining. How are they related? List at least two techniques (decision technologies) that are used in data mining.
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Technology has made the process of communication both easier and more difficult. Identify 5 technical advancements which have had a significant impact on written business correspondence (e.g., word processing, spell-check etc.).
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Please assist me with this question: Which is better to use, a subquery or a JOIN? Why? Show an example of each to support your reasoning. Communicate with a relational database to create tables, and query and manipulate data.
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